Detailed comparison and review of Dell Precision 3571 and Lenovo ThinkPad E15 Gen 2 (20TE). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of Dell Precision 3571 based on its technical characteristics, features, user experience, expert reviews and price level.
powerful intel processors
robust build quality
excellent security features
high-resolution display
good thermal management
heavier than competitors
limited color options
higher price point
average battery life
Advantages and disadvantages of Lenovo ThinkPad E15 Gen 2 (20TE) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
good security features
decent battery life
affordable price point
average display quality
modest graphics performance
no thunderbolt support
heavier design
| DESIGN AND DIMENSIONS | Dell Precision 3571 | Lenovo ThinkPad E15 Gen 2 (20TE) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.78 cm x 23.33 cm x 2.405 cm | 36.5 cm x 24 cm x 1.89 cm |
| Weight | 1.79 kg | 1.7 kg |
| Case Material | - | Aluminium (top), polycarbonate ABS (bottom) |
| Colour | Grey | Black |
| DISPLAY | Dell Precision 3571 | Lenovo ThinkPad E15 Gen 2 (20TE) |
|---|
| Screen Size (Type) | 15.6" | 15.6" - TN |
|---|---|---|
| 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 | 400 cd/m² | 220 cd/m² |
| Colour Gamut | 100% sRGB | 45% NTSC |
| Features | Anti-glare, Wide Viewing Angle, ±85° horizontal viewing angle, ±85° vertical viewing angle, 35 ms response rate, 0.179 mm pixel pitch, Low Blue Light technology, Super Low Power Panel (SLP) | Anti-glare, 90° viewing angle |
| PROCESSOR | Dell Precision 3571 | Lenovo ThinkPad E15 Gen 2 (20TE) |
|---|
| CPU | Intel Core i7 (12th Gen) 12700H / 2.3 GHz | Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 4.7 GHz | 4.2 GHz |
| Number of Cores | 14-core | Quad-Core |
| Cache | 24 MB | 8 MB |
| Chipset | Intel H45 | - |
| Platform Technology | Intel vPro Essentials | - |
| Features | Intel Smart Cache | Integrated memory controller |
| MEMORY | Dell Precision 3571 | Lenovo ThinkPad E15 Gen 2 (20TE) |
|---|
| RAM | 32 GB (2 x 16 GB) | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 32 GB |
| RAM Type | DDR5 SDRAM | DDR4 SDRAM |
| Speed | 4800 MHz | 3200 MHz |
| Rated Speed | 4800 MHz | 3200 MHz |
| Form Factor | SO-DIMM 262-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | 0 | 0 |
| STORAGE | Dell Precision 3571 | Lenovo ThinkPad E15 Gen 2 (20TE) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe - NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 3.0 x4 - Samsung |
|---|
| AUDIO & VIDEO | Dell Precision 3571 | Lenovo ThinkPad E15 Gen 2 (20TE) |
|---|
| Graphics Processor (GPU) | NVIDIA RTX A1000 | NVIDIA GeForce MX450 / Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | - | 2 external monitor(s) |
| Video Memory | 4 GB GDDR6 SDRAM | 2 GB GDDR5 SDRAM |
| Camera | Yes | Yes - 720p |
| Camera Features | Privacy shutter, IR camera, RGB camera | Privacy shutter, fixed focus |
| Image Sensor Type | CMOS | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3204 | Realtek ALC3287 |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio |
| Audio Features | MaxxAudio Pro | Harman audio technology |
| COMMUNICATIONS | Dell Precision 3571 | Lenovo ThinkPad E15 Gen 2 (20TE) |
|---|
| Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6E AX 211 - M.2 2230 | Intel Wi-Fi 6 AX 201 - M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Intel I219-LM | Realtek RTL8111H-CG |
| Features | - | Wake-on-LAN (WOL), dual stream (2x2) |
| BATTERY | Dell Precision 3571 | Lenovo ThinkPad E15 Gen 2 (20TE) |
|---|
| Technology | 4-cell lithium polymer | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 64 Wh | 45 Wh |
| Battery Life | - | Up to 10.8 hours |
| AC ADAPTER | Dell Precision 3571 | Lenovo ThinkPad E15 Gen 2 (20TE) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 130 Watt, 5 / 20 V, 6.5 A | 65 Watt |
| INPUT | Dell Precision 3571 | Lenovo ThinkPad E15 Gen 2 (20TE) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | - |
| Features | - | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | Dell Precision 3571 | Lenovo ThinkPad E15 Gen 2 (20TE) |
|---|
| Slots | - | 1 x M.2 (PCI Express 3.0 x4) (1 free) |
|---|---|---|
| Interfaces | HDMI 2 x USB4 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 1 (PowerShare) USB 3.2 Gen 1 LAN (RJ-45) Headphone/microphone combo jack |
USB 2.0 USB 3.2 Gen 1 (Always On) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | - |
| SOFTWARE | Dell Precision 3571 | Lenovo ThinkPad E15 Gen 2 (20TE) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition + Windows 11 Pro Licence - Dutch / English / French / German / Italian | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | Dell Precision 3571 | Lenovo ThinkPad E15 Gen 2 (20TE) |
|---|
| Included Accessories | USB-C power adapter | USB-C power adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip, smart card reader | Firmware 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 | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS |
| Compliant Standards | FIPS 140-2 | RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3, TCG Certified |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 0 °C | 5 °C |
| Humidity Range Operating | 10 - 90% (non-condensing) | 8 - 95% |
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