In depth comparison and review of Lenovo ThinkPad P51 (20HJ) and Dell Precision 5680. 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 Precision 5680 based on its technical characteristics, features, user experience, expert reviews and price level.
powerful processor performance
robust build quality
high-resolution display
ample connectivity options
reliable security features
heavier than competitors
higher price point
average battery life
noisy under load
| DESIGN AND DIMENSIONS | Lenovo ThinkPad P51 (20HJ) | Dell Precision 5680 |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 37.74 cm x 25.23 cm x 2.94 cm | 35.368 cm x 24.027 cm x 2.617 cm |
| Weight | 2.55 kg | 1.905 kg |
| Case Material | Glass-fibre reinforced plastic, magnesium-aluminum alloy | - |
| Colour | Black | Titan grey |
| DISPLAY | Lenovo ThinkPad P51 (20HJ) | Dell Precision 5680 |
|---|
| Screen Size (Type) | 15.6" - IPS | 16" |
|---|---|---|
| LCD Backlight Technology | LED backlight | WLED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (Full HD Plus) |
| Pixel Density (ppi) | - | 142 |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | - |
| Image Brightness | 250 cd/m² | 500 cd/m² |
| Colour Gamut | - | 100% DCI-P3 |
| Features | Anti-glare | Anti-glare, 30 ms response rate, ±85° horizontal viewing angle, ±85° vertical viewing angle, Low Blue Light technology, 0.18 mm pixel pitch |
| PROCESSOR | Lenovo ThinkPad P51 (20HJ) | Dell Precision 5680 |
|---|
| CPU | Intel Core i7 (7th Gen) 7820HQ / 2.9 GHz | Intel Core i7 (13th Gen) 13700H / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 3.9 GHz | 5 GHz |
| Number of Cores | Quad-Core | 14-core |
| Cache | 8 MB | L3 - 24 MB |
| 64-bit Computing | Yes | - |
| Chipset | Mobile Intel CM238 | - |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkPad P51 (20HJ) | Dell Precision 5680 |
|---|
| RAM | 8 GB (1 x 8 GB) | 32 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 64 GB | - |
| RAM Type | DDR4 SDRAM - non-ECC | LPDDR5 SDRAM |
| Speed | 2400 MHz | 6000 MHz |
| Rated Speed | 2400 MHz | 6000 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 4 | - |
| Empty Slots | 3 | - |
| STORAGE | Lenovo ThinkPad P51 (20HJ) | Dell Precision 5680 |
|---|
| Main Storage Size (HDD/SSD) | 500 GB HDD SATA 6Gb/s / 7200 rpm | 1 TB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe), Class 40 |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad P51 (20HJ) | Dell Precision 5680 |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA Quadro M1200 / Intel HD Graphics 630 | NVIDIA RTX 2000 Ada |
| Video Memory | 4 GB | 8 GB GDDR6 SDRAM |
| Camera | Yes - 720p | Yes - 1920 x 1080 (standard), 640 x 360 (infrared) |
| Camera Features | - | IR camera, 78 degrees, 78 degrees (IR camera) |
| Video Resolutions | - | 1920 x 1080, 640 x 360 |
| Frame Rate | - | 30 frames per second |
| Sound | Stereo speakers, dual array microphone | Two tweeters, two woofers, dual array microphone |
| Codec | Realtek ALC3268 | Realtek ALC711-VD |
| Compliant Standards | High Definition Audio | - |
| COMMUNICATIONS | Lenovo ThinkPad P51 (20HJ) | Dell Precision 5680 |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | Bluetooth, NFC, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 8265 - M.2 Card | Intel Wi-Fi 6E AX 211 |
| Network Interface | Gigabit Ethernet | - |
| Features | - | Dual stream (2x2), MU-MIMO |
| BATTERY | Lenovo ThinkPad P51 (20HJ) | Dell Precision 5680 |
|---|
| Technology | 4-cell Lithium Ion | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 66 Wh | 100 Wh |
| Battery Life | Up to 6.5 hours | - |
| Battery Weight | - | 363 g |
| AC ADAPTER | Lenovo ThinkPad P51 (20HJ) | Dell Precision 5680 |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 170 Watt, 20 V | 165 Watt, 5 / 9 / 15 / 20 / 28 V |
| INPUT | Lenovo ThinkPad P51 (20HJ) | Dell Precision 5680 |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad | Haptic touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad P51 (20HJ) | Dell Precision 5680 |
|---|
| Slots | 1 x ExpressCard/34 (1 free) | - |
|---|---|---|
| Interfaces | USB 3.1 Gen 1/USB 3.0 (Always On) 3 x USB 3.1 Gen 1/USB 3.0 USB-C (supports Thunderbolt 3) Mini DisplayPort HDMI LAN Dock Headphone/microphone combo jack |
HDMI USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) 2 x USB-C (supports Thunderbolt 4) Headphone/microphone combo jack |
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card, SDXC UHS-II Card) | Yes (SD Card, SDHC Card, SDXC Card) |
| SOFTWARE | Lenovo ThinkPad P51 (20HJ) | Dell Precision 5680 |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 11 Pro - Dutch / English / French / German / Italian |
|---|---|---|
| Software Included | - | Intel Rapid Storage Technology, Microsoft Office (30 days trial, excludes office licence) |
| MISCELLANEOUS | Lenovo ThinkPad P51 (20HJ) | Dell Precision 5680 |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | USB-C power adapter |
| Integrated Options | - | Accelerometer, ambient light sensor |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, 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 | Administrator password, hard drive password, power-on password, ThinkVantage Active Protection System, MIL-STD-810G tested | ExpressCharge |
| Compliant Standards | RoHS | FIPS 140-2, TCG Certified |
| ENERGY STAR Certified | Yes | - |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 0 °C |
| Humidity Range Operating | - | 10 - 90% (non-condensing) |
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