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Dell’s Latitude range of laptop computers are targeted squarely in the mid range business user segment. Also known as D-Series, the Latitudes come with reinforced magnesium alloy frames, water resistant keyboards, a dedicated phone support queue and the essentials 3-year Next-Business Day warranty. Dell Latitudes now also come with an ExpressCharge feature that charges your battery up to 80% within 1 hour. Common to the D-Series is the D-module bay which allows for easy swapping of a variety of optical drives, spare battery and second HDD.
The Latitude D430 is Dell’s road warrior machine that is highly portable and lightweight, sporting a 12.1 inch widescreen XGA display and weighing only 1.4kg. The full magnesium allow frame offers strength and rigidity to the D430, and is further enhanced by Dell’s StrikeZone protection under the HDD area. Powering the D430 is Intel’s Centrino Duo platform with a lowe-voltage U7600 Core 2 Duo CPU running at 1.2GHz at its core. This also means that the graphics are powered by a standard embendded Intel GMA950 chip.
Like all Dell computers, you can specify a variety options when ordering the Latitude D430. The standard feature include Bluetooth, built-in phone modem, Gigabit Ethernet and a decent 1GB of DDR2-667 RAM built-in. There is one available slot for memory expansion, and our review unit was configured with another 1GB in this slot for a total of 2GB of RAM. For storage, the Latitude D430 has the option of using a Solid State Drive (SDD). The SanDisk UATA 5000 SSD is a mere 32GB in size, but offers increased reliability and durability thanks to no moving parts. Otherwis, you can can order standard hard drives from 80GB to 120GB.
Wireless LAN is pretty much a necessity for a mobile computer like the Latitude D430 Here you have the option of the old Intel 3945 a/b/g adapter or the new 4965 a/g/n adapter. The new adapter should simply be standard, so look out for this option when ordering online.
The Latitude D430 has three USB ports and IEEE3945 (Firewire). There is also an Integrated SD-card reader and the option to have a fingerprint reader below the touchpad. For external displays, you can connect via the VGA connector. The D430 is also compatible with Dell’s D-Dock which give you ore connectors and video outputs.
Being a highly portable laptop, the keyboard layout squeezes many buttons like key arrow keys and function keys, but manages to maintain full sized keys for the main QWERTY keys. The Latitude D430 comes with both a touchpad and nipple-pointer in the layout.
My specific unit was configured as follows:
Introduced in June 2007, the Latitude D430 closely resembles the Latitude D420 it follows along with other current members of the Latitude family (the 14.1-inch Latitude D630 and the 15.4-inch Latitude D830) in look and feel, with the most obvious similarity being the 16:10 widescreen. The D430 is intended to replace the D420, and there is very little reason at this point to purchase a D420 instead of a D430.
The Latitude D430 carries most of the ports you expect on an enterprise-class single-spindle laptop. Relatively unusual ports include a 4-pin FireWire port and a SecureDigital card slot. The D430 also includes Dell's Wi-Fi Catcher wireless network locater.
By far the most unusual hardware feature on the Latitude D430 is the 32 GB solid-state drive, made by SanDisk. Information Systems & Computing (ISC) believes that this makes the Latitude D430 somewhat of a preview of the future, with solid-state becoming much more prevalent in light and mid-weight notebooks over the medium term.
Business notebooks are supposed to be the top-of-the-line laptops, with the highest build quality and top notch support. My last two notebooks were both high-quality business notebooks, and I have come to expect the best in my notebooks.
With ultraportable machines, there is an even higher emphasis and these laptops must be built as solid as possible. They get carried around more, used more, knocked around more, and have to be built for road warriors. Does the D430 deliver?

Undoubtedly. The D430 may possibly be the most solid notebook I have ever held in my hands despite its feather-light weight. The entire chassis is constructed of magnesium alloy, but some of the laptop's black exterior "plating" I believe is still made of a very solid plastic material. Other parts of the notebook, like the base of the chassis or the inside frame of the LCD screen are solid metal alloy. The notebook chassis is extremely well built and cannot be twisted or pushed around at all. The palm rests are the only part of the base that flexes, but I believe that is because only the battery is found underneath that location. When pushing in and prodding around the rest of the notebook base, it became very clear to me the D430 is very well packed inside and has a very strong frame to support/protect the entire chassis.

When closed, the laptop seems virtually indestructible.
The screen construction is also impressive, but not as much as the chassis' construction. As with most laptop screens, the display can be twisted a little bit ... but not nearly as much as other laptops I have encountered. The bezel has one small weak spot at the inside vertical edges, and when pushing in on the LCD screen from up top I can produce some ripples on the screen. Is either a lot? Would it possibly be enough to damage the screen? No on both counts, but as with any notebook do not act out any of your dreams of dropping bricks directly onto the notebook. When in my backpack or another tight spot, I have not needed to worry about the screen protection. I have included a video illustrating the squeeze effect, but I am pressing VERY hard to produce the ripples.
Other parts of the notebook are sturdy as well. The hard drive on the D430 features hardware-based shock protection (I never saw evidence of a hardware and software based solution like the Fujitsu E8410, HP 8710p, or HP nc8430), and the keyboard/mousepad area has absolutely no flex so all those computer parts directly underneath your working area are perfectly safe.
Coming in at a meager 12" in size, the D430 is definitely a feather-of-a-notebook. When placed in my backpack, I really do not notice the extra weight and it is no trouble to take with me every day. The only bad thing about such a light laptop is that if you leave it behind somewhere, you are not going to notice a huge weight lifted off your shoulders. From experience, I've had to learn to check a little more carefully to make sure the laptop is not left behind.
Another feature that needs mentioning is the DVD drive, or lack thereof. The D430 managed to achieve its incredible thinness by ditching an internal DVD drive and going with an external Dell-specific-version-of-USB external USB DVD drive that can run off of the notebook's power mains to minimize the cable requirements. For users that do not need an optical drive very often, this will be perfectly fine. Users who need it more frequently may find themselves wondering if they'd want to carry around a second piece of equipment. I myself do not find it annoying to be missing a drive whatsoever, as I rarely need to use an optical drive during normal usage. I love having the option to shed some backpack weight and leave the DVD drive at home, but some may not.

As far as appearances go, this is a business notebook. Appropriately so, the D430 features a mostly black and gun-metal gray visual design. When compared to the design of the HP Compaq business notebooks, I would say that (1) the exterior of the Latitudes does not look as sharp but (2) the interior sections of the D430 look more professional and sharper.
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The exterior of the D430 (aka the back of the LCD screen and the bottom of the notebook) appears to be almost 100 percent gun-metal gray, which is a design feature that we've seen in Latitudes for a long time. It's getting kind of old, but it still looks nice. But an update would be nicer. The interior of the D430 is really what looks nice and professional. The lines are sharper and the overall appearance is more visually appealing than what I have been using for the last year and a half. Edges are more of a rounded shape, unlike the HP's physically sharper and straight edges.
When closed, the D430 reminds you of a thin workbook or textbook. In fact, the dimensions of the D430 are fairly close to standard 8.5"x11" paper and I regularly carry my D430 inside of a stack of notes and books. For a college student, this is really nice as you can move around with all of that in your hands and not have a problem with any of it. Try moving a 17" notebook with a few paper notebooks on top and see how awkward it is, and then you'll understand why one can appreciate the size of the 12" D430.
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Dell Latitude D430 Laptop Keyboard and Touchpad
This Dell notebook comes with two mouse replacements, a track point and a touch pad. It's a matter of taste which one you prefer. Both of them allow to precisely control the mouse pointer. The according buttons are user-friendly and nearly absolutely quiet.
There is no doubt in my mind that the D430's keyboard is amongst the best I've ever typed on. It may even be THE best I've ever used. There is a little more feedback in the key-presses than my 8710p or the nc8430, and Dell even managed to fit in a full-size keyboard in the 12" frame. The keyboard feels extremely firm, and there is no flex anywhere on the keyboard when using it.

The keyboard also has a slightly different layout than what I am used to, but I've learned and adjusted. The biggest difference is that the PageUp and PageDown buttons are located above the arrow keys in the lower right corner of the keyboard, but they are within easy reach of the pinky finger and I prefer to use them instead of scrolling now. The F1-F12 keys up top are a little too thin for my tastes though, as are the Esc, Home, End, Insert, and Delete keys that are found in the function button row. Dell could probably have made those 17 keys full size had their design department thought a little more creatively.
The pointer stick is also pleasantly surprising, and I've found it to be very responsive to my touch. Controlling the directional movement of the mouse is fairly fluid, and I've found it to be less clunky than the sticks found on the HP Compaq notebooks.

The dual mouse buttons are also quiet during operation, however the mousepad is not as nice as I would have liked. I do miss the middle (third) mouse button featured on the HP Compaq machines. However, I did recently discover that the Dell mouse drive interprets a left+right click as a middle click, so maybe I'll adjust. But I doubt it will ever be the same.
Running my fingers over the touchpad feels fine, and the mousepad is fairly responsive so movements are smooth. At first I had to adjust a little bit to the touch and operation of this trackpad, since I was moving from the HP laptops to the D430, but in the end I have found the trackpad to be very responsive and useful.
Dell Latitude D430 Laptop Port
The interface equipment is standard. Three USB-Ports, Firewire, and a SD memory card slot are as usually available. A PCMCIA slot makes enhancements possible, furthermore, a docking port belongs to the standard equipment too. An external screen can be connected via VGA. GBit-LAN, WLAN, and the usual 56K modem make communication with others possible. Optionally this Dell notebook is equipped with a HSDPA module. The SIM card has to be inserted below the battery. Fingerprint reader and TPM chip for increasing data security are standard of this notebook.




I find the switch to be more annoying than anything for me. I cannot benefit from it, and it gives a little too much between the "On" and "Check Networks" positions. Even more so, the button is hard to toggle to the "Off" position and yet too easy to turn it back "On." Overall, this button is a worthless feature for the laptop and the space should have been used to install a side USB port which would have been more useful.
In the last month or so, I've had to travel extensively with the laptop, and often without the benefit of a wall plug nearby. As previously mentioned, this is one of the large benefits of having a ULV processor and low powered parts. Even with the relatively puny 6-cell battery, the laptop still squeezes out an incredible battery life.
With the screen at the maximum brightness, wireless ON, in the presentation power mode (which keeps the processor down to 800MHz), and while performing moderately difficult tasks on the D430, the laptop managed to clock in at a battery life of about 2 hours and 16 minutes. Considering I was frequently using the computer, accessing data and playing music, etc, etc, that is a fairly good lifetime. Estimates indicated that under heavy load the laptop should still last over an hour at least, possibly more than 90 minutes.
With the screen at the minimum brightness, wireless ON, presentation mode, and leaving the computer at idle most of the time while occasionally typing this review and browsing the internet, the laptop managed to score an impressive 3 hours and 18 minutes.
During other tests, there were times that my estimated battery life was 4-5 hours, but I was never able to actually achieve that projected battery life. But the potential is apparently there.
One concern I am sure users will have is the power button on the side of the notebook. It could potentially be easy to hit when the laptop is in a backpack or luggage or briefcase. Everyone knows that an active laptop is such a small space could cause heat related failures, and Dell was aware of this as well. Fortunately, Dell programmed the BIOS of the laptop to NOT turn on if the laptop is closed. If you hit the power button and the D430 boots while shut, the POST sequence will recognize that the computer needs to shut down, which protects the laptop.
Dell Latitude D430 Laptop Battery Life
Mobility is one of the most important design aspects of the Dell Latitude D430. It would be worth nothing, if the smallest an lightest notebook could not be run more than two ours in battery mode.
Of course the battery runtime of the D430 is longer. The longest runtime measured under Windows XP was more than 6 hours – indeed this is a good value. This is even more impressing, if you consider the relatively small battery with just 42 Wh of the reviewed notebook. This fully-fledged mobile computer demands clearly below ten Watt energy. How is this possible?
The basis of such is of course the choice of low-energy components. Here the ULV processor and a chip-set which was optimized for subnotebooks are more important. Furthermore, the SSD hard disk definitely also contributes to energy saving in practice. Finally, also Windows XP is somewhat less demanding than its successor, Vista.
But that is still not all. Also that the LAN interface is automatically deactivated, helps saving energy. As soon as the notebook switches to battery mode, the operating system deactivates the LAN interface and displays an according message on the screen. If idle the runtime is increased by one and a half hour because of this. In other tests the difference is still measurably, but less obvious. Unfortunately there are still weaknesses. If the Dell Latitude D430 is launched in battery mode, but, with plugged LAN cable, Windows still deactivates the interface. So, you need to manually activate it, if required.
Other battery tests prove that the runtime is the lower the higher the demand on calculation power. The runtime is with brightest display and without network connection still clearly above four hours. If you use WLAN the battery runtime is still above three and a half hour. Under full load the battery is empty after two hours. A 9-cell battery with a runtime better than the 6 cell battery of the reviewed notebook is also available.
Dell Latitude D430 Laptop Wireless

From left to right: WiFi toggle switch, power button.

From left to right: Ethernet, modem, 2x USB, VGA-out, 1x USB (also used for DVD drive connection), IEEE 1394 Firewire 400 port, and the AC power jack.
The Intel 3945 802.11a/b/g WiFi card works perfectly fine. I have no issues connecting to the networks I frequent, no disconnections, and few problems at all. The only problem is that when resuming from standby or hibernate, I sometimes have to ‘reboot' the WiFi card (via a repair option available by right clicking the WiFi task bar icon) to get it to connect again. But I do not think this is D430-specific, as I've seen this happen on many other laptops.
Another interesting feature about the WiFi card is a hardware switch that can toggle the card on and off, and a quick flick of the switch can make a popup list appear with all local networks shown. When turned off, the switch's light supposedly tells you if there is an unprotected network nearby, but since I only use encrypted networks I cannot yet test that feature. However, the switch does require a little bit too much of a nudge to toggle the on/off position of the switch.

I find the switch to be more annoying than anything for me. I cannot benefit from it, and it gives a little too much between the "On" and "Check Networks" positions. Even more so, the button is hard to toggle to the "Off" position and yet too easy to turn it back "On." Overall, this button is a worthless feature for the laptop and the space should have been used to install a side USB port which would have been more useful.
In the last month or so, I've had to travel extensively with the laptop, and often without the benefit of a wall plug nearby. As previously mentioned, this is one of the large benefits of having a ULV processor and low powered parts. Even with the relatively puny 6-cell battery, the laptop still squeezes out an incredible battery life.
With the screen at the maximum brightness, wireless ON, in the presentation power mode (which keeps the processor down to 800MHz), and while performing moderately difficult tasks on the D430, the laptop managed to clock in at a battery life of about 2 hours and 16 minutes. Considering I was frequently using the computer, accessing data and playing music, etc, etc, that is a fairly good lifetime. Estimates indicated that under heavy load the laptop should still last over an hour at least, possibly more than 90 minutes.
With the screen at the minimum brightness, wireless ON, presentation mode, and leaving the computer at idle most of the time while occasionally typing this review and browsing the internet, the laptop managed to score an impressive 3 hours and 18 minutes.
During other tests, there were times that my estimated battery life was 4-5 hours, but I was never able to actually achieve that projected battery life. But the potential is apparently there.
One concern I am sure users will have is the power button on the side of the notebook. It could potentially be easy to hit when the laptop is in a backpack or luggage or briefcase. Everyone knows that an active laptop is such a small space could cause heat related failures, and Dell was aware of this as well. Fortunately, Dell programmed the BIOS of the laptop to NOT turn on if the laptop is closed. If you hit the power button and the D430 boots while shut, the POST sequence will recognize that the computer needs to shut down, which protects the laptop.
Dell Latitude D430 Laptop Performance
Inside the Dell Latitude D430 there is a processor made by Intel. For a change the Intel Core 2 Duo U7600 is not very powerful, but, its energy demand and dissipation loss are low. Both of the cores of this ULV-chip (Ultra-Low-Voltage) run at a maximum clock rate of 1.2 GHz and are equipped with 2 MByte L2-Cache and there thermal dissipation power (TDP) is only 10 Watt. For Comparison: A standard mobile processor, one of the Core 2 Duos, can have a TDP of up to 35 Watt. It's for sure that the Dell Latitude D430 runs quietly and quite a long time in battery mode.
The reviewed notebook was equipped with one Gigabyte soldered DDR2 RAM. Nevertheless, the RAM capacity can still be easily enhanced to up to 3 GB, because there is a free memory slot hidden beneath a maintenance opening. Considering the current RAM costs, this is surely a good idea. But, Windows XP ran also smoothly with only one GB RAM.
The provided mass storage devices contribute to this too. Dell equipped the reviewed notebook with a very fast and very expensive SSD by Samsung, a PZA064. From the very beginning it convinced by high performance, whereas it is absolutely silent. It has a capacity of 64 GB, the transfer rate is nearly constantly as high as 47 MB/s and it accesses any location within a very short delay of 0.3 ms. According to SiSoft Sandra, the transfer rate is still 24 MB/s when writing data. For Comparison: The transfer rate of a standard 1.8 inch hard disk is about 30 MB/s, its access time is mostly clearly above 20ms.
Your daily work will profit from this. Windows XP is already ready for use 28 seconds after switching the notebook on. Applications start stunningly fast, smaller installations are done very quickly. Even though its processor is clearly slower than the one of other notebooks, we felt that the Dell Latitude D430 resonsives clearly faster than most other mobile computers – impressive. However, if you decide to do it without SSD, which costs nearly 800 Euro, you need to be aware that the total performance will drop. Standard 1.8 inch hard disks - which are usually used in this notebook - do not ensure high performance.
Dell Latitude D430 Laptop Benchmarks
Performance wise, the Latitude D430 didn’t fare so well in our PCMark05 benchmark. The overall score was 2,465 points with the CPU doing 2,993 points. This is expected considering the lower speed and Ultra Low Voltage nature of the U7600 CPU. Practically speaking, however, the CPU did reasonably well under Windows Vista with no extraordinary slow-down during normal use like browsing and word processing. The graphics score was rather disappointing, however, with only 682 points from the GMA950 chip. The SDD storage got 3,127 points from the benchmark. This is on par with any other system we’ve tested, but we were expecting better performance from the SSD drive. The PCMark05 test performs an average of various scenarios. In our daily use however, the low random-access time of the SSD resulted in rather responsive performance during bootup and navigating around Windows. Accessing many fragments of system files across the disk will not slow down the SSD.
As an ultraportable machine, the D430 features Intel's latest ULV (ultra low voltage) processors. They're designed from the ground up to run on a minimum amount of power, not output much heat, and performance is definitely a secondary concern to battery life. Even more interesting is the ULV series is one of the few Intel processors that still offer single-core processors that consume even less power.
The D430's U1400 is the latest single-core ULV from Intel and consumes about 5.5W, whereas the latest ULV dual-core U7600 consumes about 9W. More powerful processor means less battery life and more heat, and these two reasons are exactly why I choose the U1400 over the U7600 when purchasing this notebook. Ultraportable's main concern is overall battery life and just getting those ‘relatively simple' tasks done on the fly without needing to carry around a bulkier notebook. One does not need a lot of power for the general office tasks, which is what the D430 is marketed for.
Single-core processor? Is that not a pretty old (and almost obsolete) technology? For mainstream notebooks, yes. But the D430's single-core U1400 is definitely capable of performing to my satisfaction, and a single-core processor is a perfect solution for extending the battery life.
Before any benchmarks were done, a fresh copy of XP was installed and the system updated. It was always plugged in and set to the "Always ON" power profile.
PCMark05 is a synthetic benchmark that gives users a general idea of how powerful any processor is, and the D430 came in with a final score of 1454. A little more optimization could probably have yielded a slightly higher score, but one should expect to be within 100 points of this benchmark under most circumstances.

In addition to the raw PCMark score provided by the benchmark, the D430 has the following detailed ratings.

Overall, I would have to say that the Dell D430 has plenty of positive aspects to the notebook, but there are also a few flaws evident as well. Most laptops are not going to be perfect, and it is simply a matter of user preferences that determine what features of the notebook you love, and what flaws you cannot live with at all.
As an ultraportable machine though, the Dell D430 strikes a great balance between features, portability, and price. The amount of power inside of the laptop, even though it is a meager amount, is more than enough power to run 95% of your daily/average computing tasks. And for those who need more power, there are dual-core options available. Sure, the laptop admittedly has flaws like the horrid speaker and the slightly-below-average screen, but the D430 has too many good things going for it to turn it away as a potential system.
But notebooks in this category are largely evaluated on portability, longevity, and build quality. The Dell Latitude D430 definitely managed to excel in all three categories. This laptop is the best built I think I've ever owned, the battery life is respectable given the notebook's size, and the notebook's size itself is a huge boon to portability. I cannot stress enough how much easier a 12.1" system is on a student's backpack (or a business professional's briefcase), and how easy it is to just take the notebook around and be prepared for any situation.
Business professionals, college students, and even home users should seriously consider the Latitude D430 notebook, as it always delivers when you need it to most.
Pros
Cheap when purchased used from Dell Outlet.
Still a good value when purchased new from Dell.
Excellent chassis sturdiness, above average LCD bezel sturdiness.
Top notch keyboard, average touchpad.
Incredibly tiny laptop that still packs a respectable punch.
Sharp screen when viewed head on.
Ambient light sensor actually works well.
Low powered single core and dual core processors available, all of them being speedy enough for general usage.
Respectable battery life, smart BIOS that prevent notebook from booting when closed.
Cons
External DVD drive (for some this may be a pro though).
Average to below-average viewing angles.
HDD transfer speeds
Worthless WiFi switch, could have been another USB port.
Needs another USB port, only three on the system.
Horrid speaker.
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