Lenovo ThinkBook 15 Gen 3 (AMD) vs Legion 7i Gen 6 16" (2021, Intel)

You can select specific configurations for the laptops to get a more accurate comparative review
Display 2560 x 1600
Battery 80 Wh
CPU
GPU Radeon RX Vega 6 (Ryzen 4000)
RAM
Storage

Review

Evaluation of Lenovo ThinkBook 15 Gen 3 (AMD) and Legion 7i Gen 6 16" (2021, Intel) important characteristics
Performance
System and application performance
Gaming
Performance in popular 3D games
Display
Viewing angle, color accuracy, brightness
Battery Life
Potential battery life in light and average use
Connectivity
Ports, webcam and other interfaces
Case
Design, materials, durability and usability

Key Differences

What are the key differences between the notebooks
Advantages of the Lenovo ThinkBook 15 Gen 3 (AMD)
  • Significantly easier to carry: weighs 800 grams less (around 1.76 lbs)
  • Smaller footprint: 10% more compact case (130 vs 145.1 square inches)
Advantages of the Lenovo Legion 7i Gen 6 16" (2021, Intel)
  • Higher screen refresh rate: 165 versus 60 Hz
  • Around 2.8x better multi-core CPU performance in the Cinebench R23 test
  • Features a much bigger (~78%) battery – 80 against 45 watt-hours
  • Includes an old-school USB-A port
  • Higher number of cutting-edge USB Type-C ports: 3 versus 2
  • Thinner bezels and 7% higher screen-to-body ratio
  • High-speed PCI Express Gen 4 interface
  • Provides 67% higher max. screen brightness: 500 vs 300 nits
  • 29% sharper screen – 189 versus 147 pixels per inch (PPI)
We may earn commissions from Amazon for purchases made via the links below. This does not affect our assessment methodology.

Tests and Specifications

Comparison table of test results and technical specs

Case

Weight 1.7 kg (3.75 lbs) 2.5 kg (5.51 lbs)
Dimensions 357 x 235 x 18.9 mm
14.06 x 9.25 x 0.74 inches
360 x 260 x 20.1-23.5 mm
14.17 x 10.24 x 0.79-0.93 inches
Area 839 cm2 (130.1 inches2) 936 cm2 (145.1 inches2)
Screen-to-body ratio ~73.9% ~79.3%
Side bezels 12.4 mm 7.7 mm
Colors Gray Gray
Transformer No No
Opening angle 180° 180°
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No Yes
Number of fans 1 2

Display

Size 15 inches 16 inches
Type IPS LCD IPS LCD
Refresh rate 60 Hz 165 Hz
PPI 147 ppi 189 ppi
Aspect ratio 16:9 16:10
Resolution 1920 x 1080 pixels 2560 x 1600 pixels
HDR support No Yes, Dolby Vision
Touchscreen No No
Coating Matte Matte
Display tests
Contrast 1200:1 -
sRGB color space 100% 100%
Max. brightness

Battery

Capacity
Battery type Li-Po Li-Po
Replaceable No No
Fast charging Yes Yes
USB Power Delivery Yes Yes
Charging port position Left Bottom
Charge power 65 W 230 / 300 W

CPU

CPU name
Base frequency 2.6 GHz 1.9-2.3 GHz
Turbo frequency 3.8 GHz 4.6 GHz
Cores 4 8
Threads 8 16
L3 Cache 4 MB 24 MB
Integrated GPU Radeon RX Vega 6 Intel UHD Graphics for 11th Gen (32 EU)
Fabrication process 7 nm 10 nm

Benchmarks

Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)

Graphics Card

GPU name
TGP 15 W 130 W
Nvidia Optimus - MUX
Type Integrated Dedicated
Fabrication process 7 nm 8 nm
GPU base clock 0 MHz 1504 MHz
GPU boost clock 1500 MHz 1802 MHz
FLOPS - 13.8 TFLOPS
Memory size System Shared 6 GB
Memory type DDR4 GDDR6
Memory bus - 192 bit
Memory speed 3.2 Gbps 14 Gbps
Shading units 384 3840
DirectX support 12.1 12

RAM

RAM size
Channels 2x4 GB 2x8 GB
Clock 3200 MHz 3200 MHz
Type DDR4 DDR4
Upgradable Yes Yes
Total slots 2 2
Max. ram size 40 GB 32 GB

Storage

Storage size
Bus PCI-E Gen 3.0 (4x) PCI-E Gen 4.0 (4x)
Storage type SSD (M2) SSD (M2)
Channels 1x128 GB 1x512 GB
Upgradable Yes Yes
Total slots 2 2
NVMe Yes Yes

Sound

Audio chip Realtek ALC3287 Realtek ALC3306
Speakers 2.0 2.0
Power 2x2W 2x2W
Dolby Atmos Yes Yes
Microphones 2 2

Connectivity

Wi-Fi standard v6 v6
Bluetooth v5.1 v5.1
Fingerprint Yes No
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1280 x 720 1280 x 720
Ports
USB-A 2x USB 3.2 3x USB 3.2
USB Type-C 2x USB 3.2 3x USB 3.2
Thunderbolt No Thunderbolt 4
HDMI 1x HDMI 1.4 1x HDMI 2.1
DisplayPort No No
VGA No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) Yes Yes
SD card reader Yes No
Proprietary charging port No Yes

Input

Keyboard
Keyboard type Island Island
Numpad Yes Yes
Backlight Yes Yes
Touchpad
Surface - Glass
Windows Precision Yes Yes
*Disclaimer! Ports, speakers, display, and other specifications can be different depending on the laptop’s particular configuration or region.

Cast your vote

So, which laptop would you choose?
0 (0%)
0 (0%)
Total votes: < 1

Comments

Write your opinion about the comparison of Lenovo Legion 7i Gen 6 16" (2021, Intel) and ThinkBook 15 Gen 3 (AMD) or ask any questions