AMD Radeon R5 M420

AMD Radeon R5 M420

The AMD Radeon R5 M420 is a dedicated entry level graphics card for laptops. It is unclear if it is based on a new chip (GCN 2.0/1.2) or an older one. The GPU is produced in 28nm at TSMC and offers 320 unified shaders (5 compute units). The clock speed should be between 780 to 850 MHz (Boost). The gaming performance is located in the entry level, making the M420 suited only for light, casual gaming.

Radeon R5 M400 Series
Radeon R5 M430 compare 320 @ 0.96 GHz64 Bit @ 1746 MHz
Radeon R5 M420 320 @ 0.78 GHz64 Bit @ 2000 MHz
Pipelines320 - unified
Core Speed780 MHz
Shader Speed850 MHz
Memory Speed2000 MHz
Memory Bus Width64 Bit
Memory TypeDDR3
Max. Amount of Memory4096 MB
Shared Memoryno
DirectXDirectX 12
technology28 nm
FeaturesDirectX 12, Mantle, OpenGL 4.3, OpenCL 1.2
Date of Announcement01.06.2016


PassMark PerformanceTest 9 - PerformanceTest 9.0 3D Graphics Mark
641 Points (6%)
AMD Radeon R5 M420
- Range of benchmark values for this graphics card
- Average benchmark values for this graphics card
* Smaller numbers mean a higher performance

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Notebook reviews with AMD Radeon R5 M420 graphics card

Asus VivoBook 15 F505BP-EJ156T: AMD A9-9420, 15.60", 1.7 kg
  External Review » Asus VivoBook 15 F505BP-EJ156T

Asus VivoBook 15 X505BP-BR014T: AMD A9-9420, 15.60", 1.7 kg
  External Review » Asus VivoBook 15 X505BP-BR014T

Dell Vostro 15 3578: Intel Core i5-8250U, 15.60", 2.1 kg
  External Review » Dell Vostro 15 3578

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> Notebook / Laptop Reviews and News > Benchmarks / Tech > Comparison of Laptop Graphics Cards > AMD Radeon R5 M420
Klaus Hinum (Update: 2018-08-27)