Detailed comparison and review of HP 255 G6 Notebook and Dell Latitude 7640. With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of Dell Latitude 7640 based on its technical characteristics, features, user experience, expert reviews and price level.
robust security features
high-resolution display
powerful processor performance
lightweight design
excellent connectivity options
higher price point
average battery life
limited color options
noisy under load
| DESIGN AND DIMENSIONS | HP 255 G6 Notebook | Dell Latitude 7640 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 38 cm x 25.38 cm x 2.38 cm | 35.8 cm x 25.042 cm x 1.95 cm |
| Weight | 1.86 kg | 1.837 kg |
| Case Material | - | Aluminum |
| Colour | Jet black | - |
| DISPLAY | HP 255 G6 Notebook | Dell Latitude 7640 |
|---|
| Screen Size (Type) | 15.6" - TN | 16" - IPS |
|---|---|---|
| LCD Backlight Technology | WLED backlight | - |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1200 (Full HD Plus) |
| Pixel Density (ppi) | 100 | 141.5 |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | - |
| Image Brightness | 220 cd/m² | 250 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Slim Design, HD standard-viewing angle (SVA) eDP anti-glare | Anti-glare, 35 ms response rate, 85° horizontal and vertical viewing angle, 0.17952 mm pixel pitch |
| PROCESSOR | HP 255 G6 Notebook | Dell Latitude 7640 |
|---|
| CPU | AMD A6 9220 / 2.5 GHz | Intel Core i5 (13th Gen) 1345U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 2.9 GHz | 4.7 GHz |
| Number of Cores | Dual-Core | 10-core |
| Cache | L2 - 1 MB | L3 - 12 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | - | Intel vPro Enterprise |
| Features | - | Intel Smart Cache |
| MEMORY | HP 255 G6 Notebook | Dell Latitude 7640 |
|---|
| RAM | 4 GB (1 x 4 GB (non customer accessible / upgradeable)) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 8 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 2133 MHz / PC4-19200 | 4800 MHz |
| Rated Speed | 2400 MHz | 4800 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | HP 255 G6 Notebook | Dell Latitude 7640 |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 SATA 6Gb/s - HP Value | 512 GB SSD M.2 2230 PCIe 4.0 x4 - NVM Express (NVMe), Class 35 |
|---|---|---|
| Optical Drive | DVD-Writer | - |
| AUDIO & VIDEO | HP 255 G6 Notebook | Dell Latitude 7640 |
|---|
| Graphics Processor (GPU) | AMD Radeon R4 | Intel Iris Xe Graphics |
|---|---|---|
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | - | Yes - 1920 x 1080 (standard), 640 x 360 (infrared) |
| Camera Features | - | Privacy shutter, IR/RGB camera, Temporal Noise Reduction, 80 degrees, 86.6 degrees (IR camera) |
| Image Sensor Type | - | CMOS |
| Video Resolutions | - | 1920 x 1080, 640 x 360 |
| Frame Rate | - | 30 frames per second |
| Sound | Stereo speakers, microphone | Four stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3281 |
| Compliant Standards | - | High Definition Audio |
| COMMUNICATIONS | HP 255 G6 Notebook | Dell Latitude 7640 |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | Bluetooth, NFC, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 3168 - PCI Express Mini Card (M.2) | Intel Wi-Fi 6E AX 211 |
| Network Interface | Gigabit Ethernet | - |
| Compliant Standards | IEEE 802.3ab, IEEE 802.1x, IEEE 802.11i, Wi-Fi CERTIFIED | - |
| Features | Single stream (1x1) | Dual stream (2x2), WWAN aerial |
| BATTERY | HP 255 G6 Notebook | Dell Latitude 7640 |
|---|
| Technology | 3-cell Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 31 Wh | 57 Wh |
| AC ADAPTER | HP 255 G6 Notebook | Dell Latitude 7640 |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 65 Watt, 5 / 9 / 15 / 20 V |
| INPUT | HP 255 G6 Notebook | Dell Latitude 7640 |
|---|
| Type | Keyboard, touchpad | Keyboard, ClickPad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | Multi-touch touchpad, touchpad with gesture support | Mini LED backlit, 80-key |
| CONNECTIONS & EXPANSIONS | HP 255 G6 Notebook | Dell Latitude 7640 |
|---|
| Interfaces | 2 x USB 3.1 Gen 1 USB 2.0 VGA HDMI Headphone/microphone combo jack LAN |
HDMI 2 x USB4 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 1 (PowerShare) USB 3.2 Gen 1 Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | - |
| SOFTWARE | HP 255 G6 Notebook | Dell Latitude 7640 |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 11 Pro - Dutch / English / French / German / Italian |
|---|---|---|
| Software Included | HP Support Assistant, Bing Toolbar, HP ePrint, HP PC Hardware Diagnostics UEFI, Recovery Manager Installer, Microsoft Push Button Recovery, CyberLink Power Media Player, HP Touchpoint Manager, HP System Event Utility, HP JumpStart | Microsoft Office (30 days trial, excludes office licence) |
| MISCELLANEOUS | HP 255 G6 Notebook | Dell Latitude 7640 |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Integrated Options | - | Accelerometer, hall sensor |
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader, contactless smart card reader |
| Security Slot Type | Kensington security slot | Noble Wedge security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | - | ExpressCharge, ExpressChargeBoost |
| Compliant Standards | - | FIPS 140-2, TCG Certified, TCO Certified 9.0 |
| ENERGY STAR Certified | Yes | - |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 0 °C |
| Humidity Range Operating | - | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Limited warranty - 1 year Limited warranty - battery - 1 year |
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