In depth comparison and review of Dell Precision 7540 and Lenovo ThinkPad P52 (20MA). 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 P52 (20MA) |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 37.76 cm x 25.13 cm x 2.997 cm | 37.74 cm x 25.23 cm x 2.94 cm |
| Weight | 2.52 kg | 2.45 kg |
| Case Material | - | Magnesium-aluminum alloy, polyphenylene sulfide |
| Colour | Black | Black |
| DISPLAY | Dell Precision 7540 | Lenovo ThinkPad P52 (20MA) |
|---|
| Screen Size (Type) | 15.6" - IPS | 15.6" - IPS |
|---|---|---|
| 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 P52 (20MA) |
|---|
| CPU | Intel Core i7 (9th Gen) 9750H / 2.6 GHz | Intel Core i7 (8th Gen) 8850H / 2.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.5 GHz | 4.3 GHz |
| Number of Cores | 6-core | 6-core |
| Cache | 12 MB | 9 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | Mobile Intel CM246 | Mobile Intel CM246 |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | Dell Precision 7540 | Lenovo ThinkPad P52 (20MA) |
|---|
| RAM | 16 GB (2 x 8 GB) | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | 128 GB | 128 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM - non-ECC |
| Speed | 2666 MHz | 2400 MHz |
| Rated Speed | 2666 MHz | 2666 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 P52 (20MA) |
|---|
| 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 |
|---|---|---|
| Secondary Storage | - | 500 GB HDD SATA 6Gb/s / 7200 rpm - Seagate |
| AUDIO & VIDEO | Dell Precision 7540 | Lenovo ThinkPad P52 (20MA) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA Quadro T1000 | NVIDIA Quadro P1000 / Intel UHD 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 | ThinkShutter camera privacy |
| 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 ALC3286 |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio Premium, Dolby Atmos |
| COMMUNICATIONS | Dell Precision 7540 | Lenovo ThinkPad P52 (20MA) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 200 - M.2 Card | Intel Wireless-AC 9560 - M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Intel I219-LM | - |
| BATTERY | Dell Precision 7540 | Lenovo ThinkPad P52 (20MA) |
|---|
| Technology | 6-cell Lithium Ion | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 97 Wh | 90 Wh |
| Battery Life | - | Up to 8.9 hours |
| AC ADAPTER | Dell Precision 7540 | Lenovo ThinkPad P52 (20MA) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 180 Watt, 19.5 V, 9.23 A | 170 Watt, 20 V |
| INPUT | Dell Precision 7540 | Lenovo ThinkPad P52 (20MA) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | - | Spill-resistant, multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Dell Precision 7540 | Lenovo ThinkPad P52 (20MA) |
|---|
| Interfaces | Headphone/microphone combo jack 2 x USB 3.1 Gen 1 (PowerShare) 2 x USB-C (supports Thunderbolt 3) LAN HDMI Mini DisplayPort |
USB 3.1 Gen 1 (Always On) 2 x USB 3.1 Gen 1 2 x USB-C (supports Thunderbolt 3) Mini DisplayPort HDMI LAN 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 P52 (20MA) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) | Windows 10 Pro 64-bit Edition |
|---|---|---|
| Software Included | Microsoft Office (Trial) | - |
| MISCELLANEOUS | Dell Precision 7540 | Lenovo ThinkPad P52 (20MA) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| 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, ThinkVantage Active Protection System, MIL-STD-810G tested |
| Compliant Standards | - | RoHS |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Silver |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 20 - 80% (non-condensing) | - |
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