Radeon HD 8850M and Radeon R5 M420 - video card comparison
Passmark - benchmark score Radeon HD 8850M vs Radeon R5 M420
Radeon HD 8850M
1002
Radeon R5 M420
501
Radeon HD 8850M
Radeon R5 M420
Architecture
GCN (2011−2017)
GCN (2011−2017)
GPU code name
Venus
Jet
Market segment
Laptop
Laptop
Release date
December 2012
June 2016
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Boost clock speed
725 MHz
850 MHz
Core clock speed
575 MHz
780 MHz
Floating-point performance
800.0 gflops
547.2 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,500 million
690 million
Pipelines / CUDA cores
640
320
Texture fill rate
25.00
17.00
Memory type
GDDR5, DDR3
DDR3
Maximum RAM amount
2 GB
4 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
4500 MHz
2000 MHz
Memory bandwidth
32 GB/s
16 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_1)
12 (11_1)
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
1.2.131
1.2.131