In depth comparison and review of Dell Precision 3540 and Lenovo ThinkPad P15s Gen 2 (20W7). 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 3540 based on its technical characteristics, features, user experience, expert reviews and price level.
robust security features
affordable professional laptop
decent battery life
comfortable keyboard
solid build quality
mediocre display quality
limited graphics performance
heavier design
average processor speed
Advantages and disadvantages of Lenovo ThinkPad P15s Gen 2 (20W7) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
impressive battery life
lightweight and portable
good thermal management
mediocre display brightness
limited graphics performance
higher price point
no HDMI port
DESIGN AND DIMENSIONS | Dell Precision 3540 | Lenovo ThinkPad P15s Gen 2 (20W7) |
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Product Type | Mobile workstation | Mobile workstation |
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Dimensions (WxDxH) | 35.91 cm x 23.625 cm x 2.2 cm | 36.58 cm x 24.8 cm x 1.91 cm |
Weight | 1.83 kg | 1.75 kg |
Case Material | - | Polycarbonate ABS, glass-fibre, magnesium alloy, polyamide, Talc15 |
Colour | Black | Black |
DISPLAY | Dell Precision 3540 | Lenovo ThinkPad P15s Gen 2 (20W7) |
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Screen Size (Type) | 15.6" | 15.6" - IPS |
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LCD Backlight Technology | WLED backlight | 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 | 300 cd/m² |
Colour Gamut | - | 45% NTSC |
Features | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle | Anti-glare, 170° viewing angle |
PROCESSOR | Dell Precision 3540 | Lenovo ThinkPad P15s Gen 2 (20W7) |
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CPU | Intel Core i7 (8th Gen) 8565U / 1.8 GHz | Intel Core i7 (11th Gen) 1185G7 / 3 GHz |
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Max Turbo Speed | 4.6 GHz | 4.8 GHz |
Number of Cores | Quad-Core | Quad-Core |
Cache | 8 MB | 12 MB |
64-bit Computing | Yes | - |
Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
MEMORY | Dell Precision 3540 | Lenovo ThinkPad P15s Gen 2 (20W7) |
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RAM | 8 GB (1 x 8 GB) | 16 GB (provided memory is soldered) |
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Max RAM Supported | 32 GB | 48 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2400 MHz | 3200 MHz |
Rated Speed | 2400 MHz | 3200 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 2 | 1 |
Empty Slots | 1 | 1 |
STORAGE | Dell Precision 3540 | Lenovo ThinkPad P15s Gen 2 (20W7) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe | 512 GB SSD M.2 2280 PCIe 3.0 - TCG Opal Encryption - Samsung |
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AUDIO & VIDEO | Dell Precision 3540 | Lenovo ThinkPad P15s Gen 2 (20W7) |
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Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
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Graphics Processor (GPU) | AMD Radeon Pro WX 2100 | NVIDIA Quadro T500 / Intel Iris Xe Graphics |
Max Monitors Supported | - | 3 external monitor(s) |
Video Memory | 2 GB GDDR5 SDRAM | 4 GB GDDR6 SDRAM |
Camera | Yes - HD | Yes - 720p |
Camera Features | Fixed focus, 78.6 degrees, RGB camera | Privacy shutter, IR camera |
Image Sensor Type | CMOS | - |
Video Resolutions | 1280 x 720 | - |
Frame Rate | 30 frames per second | - |
Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
Codec | Realtek ALC3254 | Realtek ALC3287 |
Compliant Standards | - | High Definition Audio, Dolby Audio |
Audio Features | Output: MaxxAudio Pro | - |
COMMUNICATIONS | Dell Precision 3540 | Lenovo ThinkPad P15s Gen 2 (20W7) |
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Wireless | 802.11a/b/g/n/ac Wave 2, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
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Wireless Controller | Intel Wireless-AC 9560 - M.2 2230 | - |
Network Interface | Gigabit Ethernet | Gigabit Ethernet |
BATTERY | Dell Precision 3540 | Lenovo ThinkPad P15s Gen 2 (20W7) |
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Technology | 4-cell Lithium Ion | Lithium polymer |
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Battery Capacity (Size) | 68 Wh | 57 Wh |
AC ADAPTER | Dell Precision 3540 | Lenovo ThinkPad P15s Gen 2 (20W7) |
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Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 90 Watt, 19.5 V, 4.62 A | 65 Watt |
INPUT | Dell Precision 3540 | Lenovo ThinkPad P15s Gen 2 (20W7) |
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Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
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Numeric Keypad | - | Yes |
Keyboard Backlight | Yes | Yes |
Features | Multi-finger touchpad | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
CONNECTIONS & EXPANSIONS | Dell Precision 3540 | Lenovo ThinkPad P15s Gen 2 (20W7) |
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Interfaces | 3 x USB 3.1 Gen 1 LAN USB-C 3.1 Gen 1 (supports Thunderbolt 3, DisplayPort Alt Mode) Headphone/microphone combo jack HDMI |
USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 2 x USB4 (supports USB-C 3.2 Gen 2, Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack LAN Dock |
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Memory Card Reader | Yes (microSD) | Yes (microSD) |
SOFTWARE | Dell Precision 3540 | Lenovo ThinkPad P15s Gen 2 (20W7) |
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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 3540 | Lenovo ThinkPad P15s Gen 2 (20W7) |
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Dockable | - | Yes |
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Included Accessories | Power adapter | USB-C 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 | - | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password |
Compliant Standards | - | RoHS |
Max Operating Temperature | 35 °C | - |
Min Operating Temperature | 0 °C | - |
Humidity Range Operating | 10 - 80% (non-condensing) | - |
Manufacturer Warranty | Limited warranty - 3 years - on-site | - |