CNET editors' buying advice
We have not reviewed this product but here is CNET's buying advice on Laptops. This content was chosen based on the features included with this model of laptop.
Thin-and-light laptop computer
A thin-and-light laptop computer offers the optimal combination of portability, performance, features, and cost. Power-tuned mobile processors deliver enough power to keep you working smoothly, and unlike ultraportables, most thin-and-light laptops have a more reasonably sized keyboard and display, a larger hard drive, and a built-in optical drive. Yes, they're more expensive than slightly larger, heavier mid-size laptops, but if you need maximum productivity in a portable package, this is the best choice.
Read more in the Laptop Buying Guide
See more Thin-and-light laptop computer products
Microsoft Windows Vista for laptop computers
In addition to the core functionality of the Vista operating system, Microsoft portioned out extra features into different editions of Vista, aimed at different market segments and at differing price points.
| Feature | Home Basic | Home Premium | Business | Ultimate |
|---|---|---|---|---|
| CPU support | One physical CPU, but with multiple cores | One physical CPU, but with multiple cores | Up to two physical CPUs | Up to two physical CPUs |
| Maximum supported RAM | 8 GB | 16 GB | 128 GB | 128 GB |
| Windows defender & firewall | Yes | Yes | Yes | Yes |
| Scheduled backup | Yes | Yes | Yes | |
| Aero desktop experience | Yes | Yes | Yes | |
| Mobility center (centralized access to controls often used on portables) | Yes | Yes | Yes | |
| Tablet PC support | Yes | Yes | Yes | |
| Windows SideShow (display support for a variety of secondary devices) | Yes | Yes | Yes | |
| Extended media and entertainment capabilities (Media center, games,HD, movie- and DVD maker) | Yes | Yes | ||
| Remote desktop connection | Yes | Yes | ||
| Windows Fax and Scan | Yes | Yes | ||
| Sound Schemes, DreamScene (video desktop "wallpaper") | Yes | |||
| BitLocker drive encryption | Yes |
See more Microsoft Windows Vista products
Microsoft Windows 7 system requirements
Ready for Windows 7?
If you want to run Windows 7 on your PC, here's what it takes:
- -1 gigahertz (GHz) or faster 32-bit (x86) or 64-bit (x64) processor
- -1 gigabyte (GB) RAM (32-bit) or 2 GB RAM (64-bit)
- -16 GB available hard disk space (32-bit) or 20 GB (64-bit)
- -DirectX 9 graphics device with WDDM 1.0 or higher driver
Additional requirements to use certain features:
- -Internet access (fees may apply)
- -Depending on resolution, video playback may require additional memory and advanced graphics hardware
- -For some Windows Media Center functionality a TV tuner and additional hardware may be required
- -Windows Touch and Tablet PCs require specific hardware
- -HomeGroup requires a network and PCs running Windows 7
- -DVD/CD authoring requires a compatible optical drive
- -BitLocker requires Trusted Platform Module (TPM) 1.2
- -BitLocker To Go requires a USB flash drive
- -Windows XP Mode requires an additional 1 GB of RAM, an additional 15 GB of available hard disk space, and a processor capable of hardware virtualization with Intel VT or AMD-V turned on
- -Music and sound require audio output
from windows.microsoft.com
See more Microsoft Windows 7 system requirements products
Home user laptop computer
Home users are increasingly turning to notebook computers as their primary PCs, as they like that laptops can offer similar performance and features to those of a desktop PC, and can be easily moved from room to room. Though of course almost any notebook computer will do for typical home use, there are two types of laptops most suitable for home users: mid-size notebooks, which tend to be budget-friendly, and desktop replacements, which are usually packed with features.
Read more in the Laptop Buying Guide
Student laptop computer
Students and others on a tight budget should look for a cheap laptop computer that delivers the most bang for the buck. In particular, students need a notebook that is small and light enough to lug back and forth across campus but rugged enough to withstand bouncing around in a backpack.
Read more in the Laptop Buying Guide
CNET product brief
Description: This configuration of the Dell Latitude E6400 is a 4.4-pound, thin-and-light notebook computer.Compared to other thin-and-light notebooks on the market, it is relatively inexpensive at around $1,105.The 14.1 inch widescreen has a native resolution of 1440 x 900, which is better than most notebooks.Powered by the Intel Core 2 Duo chip.This configuration includes a 250GB hard drive and 2.0 GB of memory.Features nVidia quadro NVS graphics with 256MB of video RAM.
Pros: Has a 2.53 GHz CPU speed, which is faster than some similarly priced notebooks.By way of comparison, the average cost of a product with this zippy a CPU speed is $1,495.The built in Bluetooth connectivity will let you pair headphones or sync your mobile contacts.The External Serial ATA port (ESATA) will transfer data to an external hard drive much faster than USB 2.0.An anti-theft security tether can be fastened into the built-in lock slot.
Cons: None noted, given available product data.
Suitability: A thin-and-light notebook, suited for business computing.If you have a wireless network at home, wirelessly browse the Web from any room in your house with this Wi-Fi enabled notebook.The good battery performance will keep your laptop running longer without plugging in.Travel with your own digital entertainment center ? this laptop comes with a DVD player.With 256MB of dedicated video RAM, this machine will do a lot better than most other notebooks when it comes to multimedia applications and games.
Value: Overall, this notebook's features are as expected for this price.However, the average price of thin-and-light products with a comparable screen size is considerably more -- in fact around $1,330.
Suggestions: (1) Given this device's Wi-Fi capability, you may want to get a wireless access point for your home, so that you can browse the Internet more conveniently from any room.(2) To get the most out of this laptop's Bluetooth capability, you could have a Bluetooth-enabled headset, smartphone or other device, and be able to link it wirelessly to your computer within a range of 20-or-so feet inside the same room.
CNET's Product Briefs are generated by a software tool that combines product specifications with knowledge of our editorial experts. They do not reflect hands-on assessment or labs testing. For more information about how we create Product Briefs, contact us.

Dell Latitude E6400 Laptop Computer (Intel Core 2 Duo P8800 250GB/2GB):


