In depth comparison and review of Dell Precision 3581 and Lenovo ThinkPad P1 (20MD). 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 3581 based on its technical characteristics, features, user experience, expert reviews and price level.
robust processing power
expandable memory options
reliable build quality
good thermal management
decent port selection
heavyweight design
mediocre battery life
standard display quality
higher price point
| DESIGN AND DIMENSIONS | Dell Precision 3581 | Lenovo ThinkPad P1 (20MD) |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 35.78 cm x 23.33 cm x 2.47 cm | 36.18 cm x 24.57 cm x 1.84 cm |
| Weight | 1.795 kg | 1.7 kg |
| Case Material | - | Aluminum, glass-fibre reinforced plastic, carbon fibre reinforced plastic |
| Colour | Grey | Black |
| DISPLAY | Dell Precision 3581 | Lenovo ThinkPad P1 (20MD) |
|---|
| 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 |
| Image Brightness | 400 cd/m² | 300 cd/m² |
| Colour Gamut | 100% sRGB | 72% |
| Colour Support | 16.7 million colours | - |
| Features | Anti-glare, ±80° horizontal viewing angle, ±80° vertical viewing angle, 35 ms response rate, 0.179 mm pixel pitch, True 8-bit | Anti-glare |
| PROCESSOR | Dell Precision 3581 | Lenovo ThinkPad P1 (20MD) |
|---|
| CPU | Intel Core i7 (13th Gen) 13700H / 2.4 GHz | Intel Core i7 (8th Gen) 8750H / 2.2 GHz |
|---|---|---|
| Max Turbo Speed | 5 GHz | 4.1 GHz |
| Number of Cores | 14-core | 6-core |
| Cache | L3 - 24 MB | 9 MB |
| 64-bit Computing | - | Yes |
| Chipset | - | Mobile Intel CM246 |
| Features | Intel Smart Cache | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0, Intel Smart Cache |
| MEMORY | Dell Precision 3581 | Lenovo ThinkPad P1 (20MD) |
|---|
| RAM | 16 GB (1 x 16 GB) | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 64 GB |
| RAM Type | DDR5 SDRAM | DDR4 SDRAM - non-ECC |
| Speed | 4800 MHz | 2666 MHz |
| Rated Speed | 4800 MHz | 2666 MHz |
| Form Factor | SO-DIMM 262-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 1 | 0 |
| STORAGE | Dell Precision 3581 | Lenovo ThinkPad P1 (20MD) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2230 PCIe 4.0 x4 - NVM Express (NVMe), Class 35 | 256 GB SSD M.2 PCIe - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Dell Precision 3581 | Lenovo ThinkPad P1 (20MD) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA RTX A1000 | NVIDIA Quadro P1000 / Intel UHD Graphics 630 |
| Video Memory | 6 GB GDDR6 SDRAM | 4 GB GDDR5 SDRAM |
| Camera | Yes - 1920 x 1080 (standard), 640 x 360 (infrared) | Yes - 720p |
| Resolution | 2.07 Megapixel (standard), 0.23 Megapixel (infrared) | - |
| Camera Features | Privacy shutter, IR/RGB camera, Temporal Noise Reduction, 80 degrees, 86.6 degrees (IR camera) | ThinkShutter camera privacy |
| Image Sensor Type | CMOS | - |
| Video Resolutions | 1920 x 1080, 640 x 360 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3286 |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio Premium, Dolby Atmos |
| Audio Features | Output: MaxxAudio 12.0, Realtek Waves | - |
| COMMUNICATIONS | Dell Precision 3581 | Lenovo ThinkPad P1 (20MD) |
|---|
| Wireless | Bluetooth, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6E AX 211 - M.2 2230 | Intel Wireless-AC 9560 - M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Intel I219-LM | Intel I219-V |
| Features | Dual stream (2x2), WWAN aerial | - |
| BATTERY | Dell Precision 3581 | Lenovo ThinkPad P1 (20MD) |
|---|
| Technology | 4-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 64 Wh | 80 Wh |
| Battery Life | - | Up to 13.87 hours |
| AC ADAPTER | Dell Precision 3581 | Lenovo ThinkPad P1 (20MD) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 130 Watt, 5 / 20 V | 135 Watt |
| INPUT | Dell Precision 3581 | Lenovo ThinkPad P1 (20MD) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | 100-key | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Dell Precision 3581 | Lenovo ThinkPad P1 (20MD) |
|---|
| Interfaces | HDMI 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery) USB 3.2 Gen 1 (PowerShare) USB 3.2 Gen 1 LAN Headphone/microphone combo jack |
USB 3.1 Gen 1 (Always On) USB 3.1 Gen 1 2 x USB-C (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Lenovo Ethernet extension connector Headphone/microphone combo jack LAN (on supplied cable) |
|---|---|---|
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | Yes (SD Card, SDHC Card, SDXC UHS-II Card) |
| SOFTWARE | Dell Precision 3581 | Lenovo ThinkPad P1 (20MD) |
|---|
| Operating System (OS) | Windows 11 Pro - Dutch / English / French / German / Italian | Windows 10 Pro 64-bit Edition |
|---|---|---|
| Software Included | Intel Rapid Storage Technology, Microsoft Office (30 days trial, excludes office licence) | - |
| MISCELLANEOUS | Dell Precision 3581 | Lenovo ThinkPad P1 (20MD) |
|---|
| Included Accessories | USB-C power adapter | Power adapter, ThinkPad Ethernet Extension cable |
|---|---|---|
| Integrated Options | Accelerometer, ambient light sensor | - |
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, smart card reader | 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 | Single pointing, Dell ControlVault 3, ExpressChargeBoost | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | FIPS 140-2, TCG Certified | RoHS |
| SAR Value | - | 0.193 W/kg (body), 0.193 W/kg (limb) |
| Carbon Footprint | 343 kg carbon emissions | - |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | - | Limited warranty - 3 years - on-site Limited warranty - battery - 1 year |
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