Dell Precision 7520 vs. Lenovo ThinkPad P1 Gen 3 (20TH)

Laptop Comparison, Reviews and Tests
Lenovo ThinkPad P1 Gen 3 (20TH)
Lenovo ThinkPad P1 Gen 3 (20TH)

Our Rating: 85 %

In depth comparison and review of Dell Precision 7520 and Lenovo ThinkPad P1 Gen 3 (20TH). 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.

Lenovo ThinkPad P1 Gen 3 (20TH) Review

Advantages and disadvantages of Lenovo ThinkPad P1 Gen 3 (20TH) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful intel processors

robust build quality

high-resolution display

excellent keyboard feel

good thermal management

heavier than competitors

expensive base model

average battery life

limited color options

Laptop Comparison and Tests

Difference between Dell Precision 7520 and Lenovo ThinkPad P1 Gen 3 (20TH)
81 % - Design
86 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Dell Precision 7520 vs. Lenovo ThinkPad P1 Gen 3 (20TH) Comparison Chart
DESIGN AND DIMENSIONS Dell Precision 7520 Lenovo ThinkPad P1 Gen 3 (20TH)
Product Type Mobile workstation Mobile workstation
Dimensions (WxDxH) 37.8 cm x 26.1 cm x 3.3 cm 36.18 cm x 24.57 cm x 1.84 cm
Weight 2.8 kg 1.7 kg
Case Material - Aluminum, polycarbonate, polycarbonate ABS, carbon fibre, polyphenylene sulfide
Colour Black Black
DISPLAY Dell Precision 7520 Lenovo ThinkPad P1 Gen 3 (20TH)
Screen Size (Type) 15.6" 15.6"
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio - 16:9
Image Brightness - 300 cd/m²
Colour Gamut - 72% NTSC
Features Anti-glare Anti-glare, Wide Viewing Angle, 170° viewing angle, 72% NTSC colour gamut
PROCESSOR Dell Precision 7520 Lenovo ThinkPad P1 Gen 3 (20TH)
CPU Intel Core i7 (7th Gen) 7700HQ / 2.8 GHz Intel Core i7 (10th Gen) 10750H / 2.6 GHz
Max Turbo Speed 3.8 GHz 5 GHz
Number of Cores Quad-Core 6-core
Cache 6 MB 12 MB
64-bit Computing Yes Yes
Chipset Mobile Intel CM238 Mobile Intel WM490
Features Intel Turbo Boost Technology 2.0 Integrated memory controller
MEMORY Dell Precision 7520 Lenovo ThinkPad P1 Gen 3 (20TH)
RAM 16 GB (2 x 8 GB) 16 GB (1 x 16 GB)
Max RAM Supported 64 GB 64 GB
RAM Type DDR4 SDRAM DDR4 SDRAM - non-ECC
Speed 2400 MHz 2933 MHz
Rated Speed 2400 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 4 2
Empty Slots 2 1
STORAGE Dell Precision 7520 Lenovo ThinkPad P1 Gen 3 (20TH)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe 512 GB SSD M.2 2280 PCIe - NVM Express (NVMe)
RAID Level - RAID 0, RAID 1
AUDIO & VIDEO Dell Precision 7520 Lenovo ThinkPad P1 Gen 3 (20TH)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) AMD Radeon Pro WX 4130 NVIDIA Quadro T1000 / Intel UHD Graphics
Video Memory 2 GB GDDR5 SDRAM 4 GB GDDR6 SDRAM
Video System Features - Max-Q design
Camera Yes - 1280 x 720 Yes - 720p
Camera Features - IR camera, ThinkShutter camera privacy
Image Sensor Type CMOS -
Video Resolutions 1280 x 720 -
Sound Two microphones Stereo speakers, dual array microphone
Codec - Realtek ALC3286
Compliant Standards High Definition Audio Dolby Atmos
COMMUNICATIONS Dell Precision 7520 Lenovo ThinkPad P1 Gen 3 (20TH)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.2 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller Intel Dual Band Wireless-AC 8265 Intel Wi-Fi 6 AX 201
Network Interface Gigabit Ethernet Gigabit Ethernet
Features - Dual stream (2x2)
BATTERY Dell Precision 7520 Lenovo ThinkPad P1 Gen 3 (20TH)
Technology 6-cell Lithium Ion Lithium Ion
Battery Capacity (Size) - 80 Wh
Battery Life - Up to 15.9 hours
AC ADAPTER Dell Precision 7520 Lenovo ThinkPad P1 Gen 3 (20TH)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 180 Watt, 19.5 V, 9.23 A 135 Watt
INPUT Dell Precision 7520 Lenovo ThinkPad P1 Gen 3 (20TH)
Type Keyboard, touchpad, pointing stick 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 7520 Lenovo ThinkPad P1 Gen 3 (20TH)
Interfaces Mini DisplayPort
LAN
4 x USB 3.1 Gen 1 (PowerShare)
Headphone/microphone combo jack
HDMI
Dock
USB-C (supports Thunderbolt)
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
2 x USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery)
HDMI
Headphone/microphone combo jack
LAN (on supplied adapter)
Memory Card Reader Yes (SD Card) Yes (SD Card)
SOFTWARE Dell Precision 7520 Lenovo ThinkPad P1 Gen 3 (20TH)
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), McAfee (30 days trial) -
MISCELLANEOUS Dell Precision 7520 Lenovo ThinkPad P1 Gen 3 (20TH)
Dockable Yes -
Included Accessories Power adapter Power adapter, Lenovo USB-C to Ethernet Adapter
Security Trusted Platform Module (TPM) Security Chip, smart card reader Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type - 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
SAR Value - 2.512 W/kg (body), 0.967 W/kg (limb)
Specific Absorption Rate (SAR) - 2.512 W/kg (body)
0.967 W/kg (limb)
Max Operating Temperature 35 °C -
Min Operating Temperature 10 °C -
Humidity Range Operating 20 - 80% (non-condensing) -
Manufacturer Warranty Limited warranty - 3 years - response time: next business day Limited warranty - 3 years - pick-up and return
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