In depth comparison and review of Dell Latitude 7640 and Lenovo ThinkBook 16p G4 IRH (21J8). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
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
Advantages and disadvantages of Lenovo ThinkBook 16p G4 IRH (21J8) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful amd processor
high-resolution display
solid build quality
good thermal management
decent battery life
heavier than competitors
limited port selection
higher price point
noisy under load
DESIGN AND DIMENSIONS | Dell Latitude 7640 | Lenovo ThinkBook 16p G4 IRH (21J8) |
---|
Product Type | Notebook | Notebook |
---|---|---|
Dimensions (WxDxH) | 35.8 cm x 25.042 cm x 1.95 cm | 35.46 cm x 25.5 cm x 1.99 cm |
Weight | 1.837 kg | 2.2 kg |
Case Material | Aluminum | Aluminium (top), aluminium (bottom) |
Colour | - | Dual tone storm grey |
DISPLAY | Dell Latitude 7640 | Lenovo ThinkBook 16p G4 IRH (21J8) |
---|
Screen Size (Type) | 16" - IPS | 16" - IPS |
---|---|---|
Screen Resolution | 1920 x 1200 (Full HD Plus) | 2560 x 1600 (WQXGA) |
Pixel Density (ppi) | 141.5 | - |
V-Sync Rate at Max Res. | 60 Hz | 60 Hz |
Widescreen | Yes | Yes |
Image Aspect Ratio | - | 16:10 |
Image Brightness | 250 cd/m² | 400 cd/m² |
Colour Gamut | 45% NTSC | 100% sRGB |
Features | Anti-glare, 35 ms response rate, 85° horizontal and vertical viewing angle, 0.17952 mm pixel pitch | Anti-glare, Delta E<2 calibration, Eyesafe technology, X-Rite Pantone factory color calibration, Dolby Vision, Smart sense panel, ±89° viewing angle |
PROCESSOR | Dell Latitude 7640 | Lenovo ThinkBook 16p G4 IRH (21J8) |
---|
CPU | Intel Core i5 (13th Gen) 1345U / 1.6 GHz | Intel Core i7 (13th Gen) 13700H / 2.4 GHz |
---|---|---|
Max Turbo Speed | 4.7 GHz | 5 GHz |
Number of Cores | 10-core | 14-core |
Cache | L3 - 12 MB | 24 MB |
Platform Technology | Intel vPro Enterprise | - |
Features | Intel Smart Cache | Integrated memory controller |
MEMORY | Dell Latitude 7640 | Lenovo ThinkBook 16p G4 IRH (21J8) |
---|
RAM | 16 GB (provided memory is soldered) | 16 GB (2 x 8 GB) |
---|---|---|
Max RAM Supported | - | 32 GB |
RAM Type | LPDDR5 SDRAM | DDR5 SDRAM |
Speed | 4800 MHz | 5200 MHz |
Rated Speed | 4800 MHz | 5200 MHz |
Form Factor | - | SO-DIMM 262-pin |
Slots Qty | - | 2 |
Empty Slots | - | 0 |
STORAGE | Dell Latitude 7640 | Lenovo ThinkBook 16p G4 IRH (21J8) |
---|
Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2230 PCIe 4.0 x4 - NVM Express (NVMe), Class 35 | 512 GB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe) |
---|
AUDIO & VIDEO | Dell Latitude 7640 | Lenovo ThinkBook 16p G4 IRH (21J8) |
---|
Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
---|---|---|
Graphics Processor (GPU) | Intel Iris Xe Graphics | NVIDIA GeForce RTX 4060 / Intel Iris Xe Graphics |
Max Monitors Supported | - | 3 external monitor(s) |
Video Memory | - | 8 GB GDDR6 SDRAM |
Video System Features | Functions as Intel UHD graphics (for single-channel memory) | NVIDIA Resizable BAR, Advanced Optimus, Dynamic Boost 2.0, Direct X 12 Ultimate, NVIDIA DLSS 3 |
Camera | Yes - 1920 x 1080 (standard), 640 x 360 (infrared) | Yes - 1080p |
Camera Features | Privacy shutter, IR/RGB camera, Temporal Noise Reduction, 80 degrees, 86.6 degrees (IR camera) | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
Image Sensor Type | CMOS | - |
Video Resolutions | 1920 x 1080, 640 x 360 | - |
Frame Rate | 30 frames per second | - |
Sound | Four stereo speakers, dual array microphone | Two tweeters, two woofers, dual array microphone |
Codec | Realtek ALC3281 | Realtek ALC3306-CG |
Compliant Standards | High Definition Audio | High Definition Audio, Dolby Atmos |
Audio Features | - | Output: harman/kardon stereo speakers, Smart Amplifier (AMP); Input: noise-cancellation technology |
VR Ready | - | Yes |
COMMUNICATIONS | Dell Latitude 7640 | Lenovo ThinkBook 16p G4 IRH (21J8) |
---|
Wireless | Bluetooth, NFC, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
---|---|---|
Wireless Controller | Intel Wi-Fi 6E AX 211 | M.2 Card |
Features | Dual stream (2x2), WWAN aerial | Dual stream (2x2) |
BATTERY | Dell Latitude 7640 | Lenovo ThinkBook 16p G4 IRH (21J8) |
---|
Technology | 3-cell Lithium Ion | Lithium polymer |
---|---|---|
Battery Capacity (Size) | 57 Wh | 80 Wh |
Battery Life | - | Up to 18 hours |
Battery Run Time | - | Local video (1080p) playback time (150 nits): up to 18 hours |
AC ADAPTER | Dell Latitude 7640 | Lenovo ThinkBook 16p G4 IRH (21J8) |
---|
Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
---|---|---|
Output | 65 Watt, 5 / 9 / 15 / 20 V | 230 Watt |
INPUT | Dell Latitude 7640 | Lenovo ThinkBook 16p G4 IRH (21J8) |
---|
Type | Keyboard, ClickPad | Keyboard, touchpad |
---|---|---|
Numeric Keypad | - | Yes |
Keyboard Backlight | Yes | Yes |
Features | Mini LED backlit, 80-key | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision glass touchpad, smart sense keyboard backlight, SMB Service hot key |
CONNECTIONS & EXPANSIONS | Dell Latitude 7640 | Lenovo ThinkBook 16p G4 IRH (21J8) |
---|
Slots | - | 1 x M.2 (PCI Express 4.0 x4) (1 free) |
---|---|---|
Interfaces | 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 |
2 x USB 3.2 Gen 2 USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI (8K support) Headphone/microphone combo jack |
Memory Card Reader | - | Yes (SD Express Card) |
SOFTWARE | Dell Latitude 7640 | Lenovo ThinkBook 16p G4 IRH (21J8) |
---|
Operating System (OS) | Windows 11 Pro - Dutch / English / French / German / Italian | Windows 11 Pro - English |
---|---|---|
Software Included | Microsoft Office (30 days trial, excludes office licence) | Microsoft Office (Trial) |
MISCELLANEOUS | Dell Latitude 7640 | Lenovo ThinkBook 16p G4 IRH (21J8) |
---|
Included Accessories | USB-C power adapter | Power adapter |
---|---|---|
Integrated Options | Accelerometer, hall sensor | Ambient light sensor |
Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader, contactless smart card reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
Security Slot Type | Noble Wedge security slot | Kensington nano security slot |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
Features | ExpressCharge, ExpressChargeBoost | Administrator password, hard drive password, power-on password, MIL-STD-810H tested, Rapid Charge Pro, self-healing BIOS, LA2-Q AI performance chip |
Compliant Standards | FIPS 140-2, TCG Certified, TCO Certified 9.0 | RoHS, Energy-Related Products (ErP) Lot 6, FSC, Energy-Related Products (ErP) Lot 26, TUV Rheinland Low Blue Light (Hardware Solution), TCO Certified 9.0, Low-VOC |
Carbon Footprint | - | 402 kg carbon emissions (EU) |
Max Operating Temperature | 35 °C | 35 °C |
Min Operating Temperature | 0 °C | 5 °C |
Humidity Range Operating | 10 - 90% (non-condensing) | 8 - 95% |
Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |