Lenovo Legion 5 17” (2021, AMD) vs Acer Predator Helios 300 (PH317-56, 2022)

You can select specific configurations for the laptops to get a more accurate comparative review
Display
CPU Intel Core i7 12700H
GPU
RAM
Storage

Review

Evaluation of Lenovo Legion 5 17” (2021, AMD) and Acer Predator Helios 300 (PH317-56, 2022) 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 5 17” (2021, AMD)
  • Higher number of cutting-edge USB Type-C ports: 2 versus 1
  • Includes an old-school USB-A port
  • Thinner bezels and 2% higher screen-to-body ratio
Advantages of the Acer Predator Helios 300 (PH317-56, 2022)
  • Higher screen refresh rate: 144 versus 60 Hz
  • Can run popular games at about 52-71% higher FPS
  • Around 63% better multi-core CPU performance in the Cinebench R23 test
  • Features a bigger (~13%) battery – 90 against 80 watt-hours
  • High-speed PCI Express Gen 4 interface
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Tests and Specifications

Comparison table of test results and technical specs

Case

Weight 2.98 kg (6.57 lbs) 3 kg (6.62 lbs)
Dimensions 398.6 x 290 x 24.3-26.2 mm
15.69 x 11.42 x 0.96-1.03 inches
399.3 x 295.5 x 26.9 mm
15.72 x 11.63 x 1.06 inches
Area 1156 cm2 (179.2 inches2) 1180 cm2 (182.8 inches2)
Screen-to-body ratio ~71.4% ~69.9%
Side bezels 7.8 mm 8.2 mm
Colors Black, Blue Black
Transformer No No
Opening angle 180° -
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No No
Number of fans 2 -
Noise level 51 dB -

Display

Size 17.3 inches 17.3 inches
Type IPS LCD IPS LCD
Refresh rate 60 Hz 144 Hz
PPI 127 ppi 127 ppi
Aspect ratio 16:9 16:9
Resolution 1920 x 1080 pixels 1920 x 1080 pixels
HDR support Yes, Dolby Vision -
Touchscreen No No
Coating Matte Matte
Display tests
Contrast 800:1 -

Battery

Capacity
Battery type Li-Po Li-Ion
Replaceable No No
Fast charging Yes Yes
USB Power Delivery Yes Yes
Charging port position Bottom Bottom
Charge power 230 / 300 W 280 / 330 W
Weigh of AC adapter 1057 gramm -

CPU

CPU name
Base frequency 3.3 GHz 2.3 GHz
Turbo frequency 4.2 GHz 4.7 GHz
Cores 6 14
Threads 12 20
L3 Cache 16 MB 24 MB
Integrated GPU Radeon RX Vega 7 Intel Iris Xe Graphics (96EU)
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 95 W 140 W
Nvidia Optimus MUX MUX
Type Dedicated Dedicated
Fabrication process 8 nm 8 nm
GPU base clock 1530 MHz 1504 MHz
GPU boost clock 1740 MHz 1802 MHz
FLOPS 7.12 TFLOPS 13.8 TFLOPS
Memory size 4 GB 6 GB
Memory type GDDR6 GDDR6
Memory bus 128 bit 192 bit
Memory speed 12 Gbps 14 Gbps
Shading units (cores) 2048 3840
Texture mapping units (TMUs) 64 120
Raster operations pipelines (ROPs) 40 48
GPU performance

RAM

RAM size
Channels 1x8 GB 2x8 GB
Clock 3200 MHz 4800 MHz
Type DDR4 DDR5
Upgradable Yes Yes
Total slots 2 2
Max. ram size 32 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 1x256 GB 1x512 GB
Upgradable Yes Yes
Total slots 2 2
NVMe Yes Yes

Sound

Audio chip Realtek ALC3306 -
Speakers 2.0 2.0
Power 2x2W -
Dolby Atmos No -
Loudness 78.3 dB -
Microphones 2 2

Connectivity

Wi-Fi standard v6 v6E
Bluetooth v5.1 v5.2
Fingerprint No No
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1280 x 720 1280 x 720
Ports
USB-A 4x USB 3.2 3x USB 3.2
USB Type-C 2x USB 3.2 1x USB 3.2
Thunderbolt No Thunderbolt 4
HDMI 1x HDMI 2.1 1x HDMI 2.1
DisplayPort No 1x v1.4
VGA No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) Yes 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 1.5 mm -
Touchpad
Size 10.5 x 7.0 cm -
Surface Plastic -
Windows Precision Yes Yes
*Disclaimer! Ports, speakers, display, and other specifications can be different depending on the laptop’s particular configuration or region.

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