In depth comparison and review of Dell Precision 7540 and Lenovo ThinkPad P71 (20HL). 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 7540 based on its technical characteristics, features, user experience, expert reviews and price level.
powerful processing capabilities
robust build quality
excellent graphics performance
expandable memory options
wide range of ports
heavy and bulky
expensive base model
average battery life
noisy under load
DESIGN AND DIMENSIONS | Dell Precision 7540 | Lenovo ThinkPad P71 (20HL) |
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Product Type | Mobile workstation | Mobile workstation |
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Dimensions (WxDxH) | 37.76 cm x 25.13 cm x 2.997 cm | 41.6 cm x 27.55 cm x 3.42 cm |
Weight | 2.52 kg | 3.3 kg |
Case Material | - | Glass-fibre, magnesium-aluminum alloy, polyphenylene sulfide |
Colour | Black | Black |
DISPLAY | Dell Precision 7540 | Lenovo ThinkPad P71 (20HL) |
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Screen Size (Type) | 15.6" - IPS | 17.3" - IPS |
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LCD Backlight Technology | - | LED backlight |
Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
Pixel Density (ppi) | 141 | - |
V-Sync Rate at Max Res. | 60 Hz | - |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:9 |
Image Brightness | - | 300 cd/m² |
Colour Gamut | - | 72% |
Features | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, 0.179 mm pixel pitch | Anti-glare |
PROCESSOR | Dell Precision 7540 | Lenovo ThinkPad P71 (20HL) |
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CPU | Intel Core i7 (9th Gen) 9750H / 2.6 GHz | Intel Core i7 (7th Gen) 7700HQ / 2.8 GHz |
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Max Turbo Speed | 4.5 GHz | 3.8 GHz |
Number of Cores | 6-core | Quad-Core |
Cache | 12 MB | 6 MB |
64-bit Computing | Yes | Yes |
Chipset | Mobile Intel CM246 | Mobile Intel CM238 |
Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
MEMORY | Dell Precision 7540 | Lenovo ThinkPad P71 (20HL) |
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RAM | 16 GB (2 x 8 GB) | 8 GB (1 x 8 GB) |
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Max RAM Supported | 128 GB | 64 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM - non-ECC |
Speed | 2666 MHz | 2400 MHz |
Rated Speed | 2666 MHz | 2400 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 4 | 4 |
Empty Slots | 2 | 3 |
STORAGE | Dell Precision 7540 | Lenovo ThinkPad P71 (20HL) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe - Self-Encrypting Drive | 256 GB SSD M.2 PCIe - TCG Opal Encryption, NVM Express (NVMe) - Samsung |
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AUDIO & VIDEO | Dell Precision 7540 | Lenovo ThinkPad P71 (20HL) |
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Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
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Graphics Processor (GPU) | NVIDIA Quadro T1000 | NVIDIA Quadro M2200 / Intel HD Graphics 630 |
Video Memory | 4 GB GDDR5 SDRAM | 4 GB |
Camera | Yes - 720p | Yes - 720p |
Resolution | 0.92 Megapixel | - |
Camera Features | IR camera, 86.7 degrees | - |
Video Resolutions | 1280 x 720 | - |
Frame Rate | 30 frames per second | - |
Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
Codec | Realtek ALC3281 | Realtek ALC3268 |
Compliant Standards | High Definition Audio | High Definition Audio |
COMMUNICATIONS | Dell Precision 7540 | Lenovo ThinkPad P71 (20HL) |
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Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac, Bluetooth 4.1 |
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Wireless Controller | Intel Wi-Fi 6 AX 200 - M.2 Card | Intel Dual Band Wireless-AC 8265 - M.2 Card |
Network Interface | Gigabit Ethernet | Gigabit Ethernet |
Ethernet Controller | Intel I219-LM | - |
BATTERY | Dell Precision 7540 | Lenovo ThinkPad P71 (20HL) |
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Technology | 6-cell Lithium Ion | 8-cell Lithium Ion |
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Battery Capacity (Size) | 97 Wh | 96 Wh |
Battery Life | - | Up to 14.25 hours |
AC ADAPTER | Dell Precision 7540 | Lenovo ThinkPad P71 (20HL) |
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Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
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Output | 180 Watt, 19.5 V, 9.23 A | 230 Watt, 20 V |
INPUT | Dell Precision 7540 | Lenovo ThinkPad P71 (20HL) |
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Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
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Numeric Keypad | - | Yes |
Keyboard Backlight | Yes | - |
Features | - | Spill-resistant, multi-touch touchpad |
CONNECTIONS & EXPANSIONS | Dell Precision 7540 | Lenovo ThinkPad P71 (20HL) |
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Slots | - | 1 x ExpressCard/34 (1 free) |
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Interfaces | Headphone/microphone combo jack 2 x USB 3.1 Gen 1 (PowerShare) 2 x USB-C (supports Thunderbolt 3) LAN HDMI Mini DisplayPort |
3 x USB 3.1 Gen 1/USB 3.0 USB 3.1 Gen 1/USB 3.0 (Always On) 2 x USB-C (supports Thunderbolt 3) Mini DisplayPort HDMI LAN Dock Headphone/microphone combo jack |
Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card, SDXC UHS-II Card) |
SOFTWARE | Dell Precision 7540 | Lenovo ThinkPad P71 (20HL) |
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Operating System (OS) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) | Windows 10 Pro 64-bit Edition |
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Software Included | Microsoft Office (Trial) | - |
MISCELLANEOUS | Dell Precision 7540 | Lenovo ThinkPad P71 (20HL) |
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Dockable | - | Yes |
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Included Accessories | Power adapter | Power adapter |
Integrated Options | - | X-Rite Pantone colour calibration sensor |
Security | Trusted Platform Module (TPM 2.0) Security Chip, smart card reader | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
Security Slot Type | Noble Wedge security slot | Kensington security slot |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
Features | ExpressCharge, noise reducing microphone | Administrator password, hard drive password, power-on password, MIL-STD-810G tested |
Compliant Standards | - | RoHS |
ENERGY STAR Certified | - | Yes |
Max Operating Temperature | 35 °C | - |
Min Operating Temperature | 0 °C | - |
Humidity Range Operating | 20 - 80% (non-condensing) | - |