In depth comparison and review of Dell Precision 5540 and Lenovo ThinkPad P15 Gen 1 (20ST). 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 5540 based on its technical characteristics, features, user experience, expert reviews and price level.
powerful processor performance
lightweight and portable
excellent 4k display
robust build quality
good thermal management
expensive price point
limited port selection
average battery life
noisy under load
Advantages and disadvantages of Lenovo ThinkPad P15 Gen 1 (20ST) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
powerful processor performance
excellent keyboard feel
good thermal management
reliable security features
heavy and bulky
expensive price point
moderate battery life
limited color accuracy
| DESIGN AND DIMENSIONS | Dell Precision 5540 | Lenovo ThinkPad P15 Gen 1 (20ST) |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 35.7 cm x 23.5 cm x 1.12 cm | 37.54 cm x 25.23 cm x 3.145 cm |
| Weight | 1.8 kg | 2.74 kg |
| Case Material | - | Glass-fibre, glass-fibre reinforced plastic, polyphenylene sulfide |
| Colour | Silver | Black |
| DISPLAY | Dell Precision 5540 | Lenovo ThinkPad P15 Gen 1 (20ST) |
|---|
| Screen Size (Type) | 15.6" | 15.6" |
|---|---|---|
| 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 | 100% sRGB | 72% NTSC |
| Features | UltraSharp, anti-glare, IGZO technology, ±89° horizontal viewing angle, ±89° vertical viewing angle, 0.18 mm pixel pitch | Anti-glare, Wide Viewing Angle, 160° viewing angle, 72% NTSC colour gamut |
| PROCESSOR | Dell Precision 5540 | Lenovo ThinkPad P15 Gen 1 (20ST) |
|---|
| CPU | Intel Core i7 (9th Gen) 9850H / 2.6 GHz | Intel Core i7 (10th Gen) 10750H / 2.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.6 GHz | 5 GHz |
| Number of Cores | 6-core | 6-core |
| Cache | 12 MB | 12 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | - | Mobile Intel WM490 |
| Platform Technology | Intel vPro Platform | - |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | Dell Precision 5540 | Lenovo ThinkPad P15 Gen 1 (20ST) |
|---|
| RAM | 8 GB (1 x 8 GB) | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 128 GB |
| RAM Type | DDR4 SDRAM - non-ECC | DDR4 SDRAM - non-ECC |
| Speed | 2666 MHz | 2933 MHz |
| Rated Speed | 2666 MHz | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 4 |
| Empty Slots | 1 | 2 |
| STORAGE | Dell Precision 5540 | Lenovo ThinkPad P15 Gen 1 (20ST) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe - NVM Express (NVMe), Class 40 | 512 GB SSD M.2 2280 PCIe - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|---|---|
| RAID Level | - | RAID 0, RAID 1 |
| AUDIO & VIDEO | Dell Precision 5540 | Lenovo ThinkPad P15 Gen 1 (20ST) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA Quadro T1000 | NVIDIA Quadro T1000 / Intel UHD Graphics |
| Video Memory | 4 GB GDDR5 SDRAM | 4 GB GDDR6 SDRAM |
| Camera | Yes - HD | Yes - 720p |
| Resolution | 0.92 Megapixel | - |
| Camera Features | 66 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 ALC3286 |
| Compliant Standards | - | Dolby Atmos |
| Audio Features | Output: MaxxAudio Pro | - |
| COMMUNICATIONS | Dell Precision 5540 | Lenovo ThinkPad P15 Gen 1 (20ST) |
|---|
| Wireless | 802.11a/b/g/n/ac Wave 2, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9260 | Intel Wi-Fi 6 AX 201 |
| Network Interface | Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Intel I219-V |
| Features | Wake-on-LAN (WOL) | Dual stream (2x2) |
| WWAN |
|---|
| Generation | - | WWAN upgradable |
|---|
| BATTERY | Dell Precision 5540 | Lenovo ThinkPad P15 Gen 1 (20ST) |
|---|
| Technology | 3-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 56 Wh | 94 Wh |
| Battery Life | - | Up to 16.4 hours |
| AC ADAPTER | Dell Precision 5540 | Lenovo ThinkPad P15 Gen 1 (20ST) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 130 Watt, 19.5 V, 6.67 A | 170 Watt |
| INPUT | Dell Precision 5540 | Lenovo ThinkPad P15 Gen 1 (20ST) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Multi-touch touchpad | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | Dell Precision 5540 | Lenovo ThinkPad P15 Gen 1 (20ST) |
|---|
| Interfaces | Headphone/microphone combo jack 2 x USB 3.1 Gen 1 (PowerShare) USB-C 3.1 Gen 2 (supports Thunderbolt 3) (Power Delivery) LAN (on supplied adapter) HDMI |
USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) 2 x USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 HDMI Headphone/microphone combo jack LAN |
|---|---|---|
| Memory Card Reader | Yes (SD Card) | Yes (SD Card) |
| SOFTWARE | Dell Precision 5540 | Lenovo ThinkPad P15 Gen 1 (20ST) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) | Windows 10 Pro 64-bit Edition - English |
|---|---|---|
| Software Included | Microsoft Office (Trial) | - |
| MISCELLANEOUS | Dell Precision 5540 | Lenovo ThinkPad P15 Gen 1 (20ST) |
|---|
| Included Accessories | Power adapter, USB to Ethernet adapter | Power adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card 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, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | - | RoHS |
| Manufacturer Warranty | - | Limited warranty - 3 years - pick-up and return |
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