Lenovo Legion Slim 7 15" (2021, AMD) vs Legion 5 15" (2021, AMD)

You can select specific configurations for the laptops to get a more accurate comparative review
Display
Battery 71 Wh
CPU
GPU
RAM
Storage

Review

Evaluation of Lenovo Legion Slim 7 15" (2021, AMD) and Legion 5 15" (2021, AMD) 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 Legion Slim 7 15" (2021, AMD)
  • Higher screen refresh rate: 165 versus 60 Hz
  • Significantly easier to carry: weighs 500 grams less (around 1.1 lbs)
  • Thinner bezels and 5% higher screen-to-body ratio
  • Can run popular games at about 12-17% higher FPS
  • Features a bigger (~18%) battery – 71 against 60 watt-hours
  • Provides 20% higher max. screen brightness: 300 vs 250 nits
Advantages of the Lenovo Legion 5 15" (2021, AMD)
  • Includes an old-school USB-A port
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Tests and Specifications

Comparison table of test results and technical specs

Case

Weight 1.9 kg (4.19 lbs) 2.4 kg (5.29 lbs)
Dimensions 356 x 252 x 15.9-17.9 mm
14.02 x 9.92 x 0.63-0.7 inches
363 x 259.6 x 23.5 mm
14.29 x 10.22 x 0.93 inches
Area 897 cm2 (139.1 inches2) 942 cm2 (146 inches2)
Screen-to-body ratio ~74.8% ~71.2%
Side bezels 5.3 mm 8.8 mm
Colors Black, Gray White, Blue
Transformer No No
Opening angle - 180°
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No No
Number of fans 2 2
Noise level - 53.5 dB

Display

Size 15.6 inches 15.6 inches
Type IPS LCD IPS LCD
Refresh rate 165 Hz 60 Hz
PPI 141 ppi 141 ppi
Aspect ratio 16:9 16:9
Resolution 1920 x 1080 pixels 1920 x 1080 pixels
HDR support Yes, Dolby Vision No
Touchscreen No No
Coating Matte Matte
Display tests
Contrast 1000:1 -
sRGB color space 100% -
Response time 3 ms -
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 Bottom Bottom
Charge power 95 / 170 / 230 W 230 / 300 W
Weigh of AC adapter - 1074 gramm

CPU

CPU name
Base frequency 3.3 GHz 3.3 GHz
Turbo frequency 4.2 GHz 4.2 GHz
Cores 6 6
Threads 12 12
L3 Cache 16 MB 16 MB
Integrated GPU Radeon RX Vega 7 Radeon RX Vega 7
Fabrication process 7 nm 7 nm

Benchmarks

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

Graphics Card

GPU name
TGP 95 W 95 W
Nvidia Optimus MUX Yes
Type Dedicated Dedicated
Fabrication process 8 nm 8 nm
GPU base clock 1463 MHz 1530 MHz
GPU boost clock 1695 MHz 1740 MHz
FLOPS 8.7 TFLOPS 7.12 TFLOPS
Memory size 4 GB 4 GB
Memory type GDDR6 GDDR6
Memory bus 128 bit 128 bit
Memory speed 12 Gbps 12 Gbps
Shading units (cores) 2560 2048
Texture mapping units (TMUs) 80 64
Raster operations pipelines (ROPs) 48 40
GPU performance

RAM

RAM size
Channels 1x16 GB 1x8 GB
Clock 3200 MHz 3200 MHz
Type DDR4 DDR4
Upgradable Yes Yes
Total slots 1 2
Max. ram size 32 GB 32 GB

Storage

Storage size
Bus PCI-E Gen 3.0 (4x) PCI-E Gen 3.0 (4x)
Storage type SSD (M2) SSD (M2)
Channels 1x512 GB 1x256 GB
Upgradable Yes Yes
Total slots 2 2
NVMe Yes Yes

Sound

Audio chip Realtek ALC3306 Realtek ALC3306
Speakers 2.0 2.0
Power 2x2W 2x2W
Dolby Atmos No No
Loudness - 81 dB
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 4x USB 3.2
USB Type-C 2x USB 3.2 2x USB 3.2
Thunderbolt No No
HDMI No 1x HDMI 2.1
DisplayPort No No
VGA No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) No Yes
SD card reader Yes No
Proprietary charging port Yes Yes

Input

Keyboard
Keyboard type Island Island
Numpad Yes Yes
Backlight Yes Yes
Key travel 1.3 mm 1.5 mm
Touchpad
Surface Glass Plastic
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?
54 (55.7%)
43 (44.3%)
Total votes: 97

Comments

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