In depth comparison and review of Dell Precision 3540 and Lenovo ThinkPad P1 Gen 4 (20Y4). 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 P1 Gen 4 (20Y4) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful intel processors
high-resolution display
robust build quality
excellent keyboard feel
good thermal management
expensive price point
average battery life
heavy form factor
limited color accuracy
| DESIGN AND DIMENSIONS | Dell Precision 3540 | Lenovo ThinkPad P1 Gen 4 (20Y4) |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 35.91 cm x 23.625 cm x 2.2 cm | 35.95 cm x 25.38 cm x 1.77 cm |
| Weight | 1.83 kg | 1.81 kg |
| Case Material | - | Polycarbonate, carbon fibre, polyphenylene sulfide |
| Colour | Black | Black |
| DISPLAY | Dell Precision 3540 | Lenovo ThinkPad P1 Gen 4 (20Y4) |
|---|
| Screen Size (Type) | 15.6" | 16" - IPS |
|---|---|---|
| LCD Backlight Technology | WLED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 2560 x 1600 (WQXGA) |
| Pixel Density (ppi) | 141 | - |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 300 cd/m² | 400 cd/m² |
| Colour Gamut | - | 100% sRGB |
| Features | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle | Anti-glare, Low Blue Light technology, 170° viewing angle, DC dimmer |
| PROCESSOR | Dell Precision 3540 | Lenovo ThinkPad P1 Gen 4 (20Y4) |
|---|
| CPU | Intel Core i7 (8th Gen) 8565U / 1.8 GHz | Intel Core i7 (11th Gen) 11850H / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 4.6 GHz | 4.8 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | 8 MB | 24 MB |
| 64-bit Computing | Yes | - |
| Chipset | - | Intel WM590 |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | Dell Precision 3540 | Lenovo ThinkPad P1 Gen 4 (20Y4) |
|---|
| RAM | 8 GB (1 x 8 GB) | 16 GB (1 x 16 GB) |
|---|---|---|
| Max RAM Supported | 32 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM - non-ECC |
| Speed | 2400 MHz | 3200 MHz |
| Rated Speed | 2400 MHz | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 1 | 1 |
| STORAGE | Dell Precision 3540 | Lenovo ThinkPad P1 Gen 4 (20Y4) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - Toshiba |
|---|---|---|
| RAID Level | - | RAID 0, RAID 1 |
| AUDIO & VIDEO | Dell Precision 3540 | Lenovo ThinkPad P1 Gen 4 (20Y4) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | AMD Radeon Pro WX 2100 | NVIDIA T1200 / Intel UHD Graphics |
| Max Monitors Supported | - | 3 external monitor(s) |
| Video Memory | 2 GB GDDR5 SDRAM | 4 GB GDDR6 SDRAM |
| Camera | Yes - HD | Yes - 1080p |
| Camera Features | Fixed focus, 78.6 degrees, RGB camera | Privacy shutter, fixed focus |
| 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 ALC3306 |
| Compliant Standards | - | High Definition Audio, Dolby Atmos |
| Audio Features | Output: MaxxAudio Pro | - |
| COMMUNICATIONS | Dell Precision 3540 | Lenovo ThinkPad P1 Gen 4 (20Y4) |
|---|
| Wireless | 802.11a/b/g/n/ac Wave 2, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 - M.2 2230 | Intel Wi-Fi 6E AX 210 |
| Network Interface | Gigabit Ethernet | - |
| BATTERY | Dell Precision 3540 | Lenovo ThinkPad P1 Gen 4 (20Y4) |
|---|
| Technology | 4-cell Lithium Ion | 4-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 68 Wh | 90 Wh |
| Battery Life | - | Up to 13.7 hours |
| AC ADAPTER | Dell Precision 3540 | Lenovo ThinkPad P1 Gen 4 (20Y4) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 90 Watt, 19.5 V, 4.62 A | 170 Watt, 20 V |
| INPUT | Dell Precision 3540 | Lenovo ThinkPad P1 Gen 4 (20Y4) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Multi-finger touchpad | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad |
| CONNECTIONS & EXPANSIONS | Dell Precision 3540 | Lenovo ThinkPad P1 Gen 4 (20Y4) |
|---|
| 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 Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (SD Card) |
| SOFTWARE | Dell Precision 3540 | Lenovo ThinkPad P1 Gen 4 (20Y4) |
|---|
| 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 3540 | Lenovo ThinkPad P1 Gen 4 (20Y4) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip, smart card reader | Discrete 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 | - | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password |
| Compliant Standards | - | RoHS, TCG Certified |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| TCO Certified | - | TCO Certified Notebooks 8 |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 0 °C | 5 °C |
| Humidity Range Operating | 10 - 80% (non-condensing) | 8 - 95% |
| Manufacturer Warranty | Limited warranty - 3 years - on-site | - |
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