Radeon HD 8970M and Radeon HD 8870M - video card comparison
Passmark - benchmark score Radeon HD 8970M vs Radeon HD 8870M
Radeon HD 8970M
3992
Radeon HD 8870M
1687
Radeon HD 8970M
Radeon HD 8870M
Architecture
GCN (2011−2017)
GCN (2011−2017)
GPU code name
Neptune
Venus
Market segment
Laptop
Laptop
Release date
May 2013
December 2012
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Boost clock speed
900 MHz
775 MHz
Core clock speed
850 MHz
725 MHz
Floating-point performance
2,304 gflops
992.0 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,800 million
1,500 million
Pipelines / CUDA cores
1280
640
Power consumption (TDP)
100 Watt
-
Texture fill rate
72.00
31.00
Memory type
GDDR5
GDDR5, DDR3
Maximum RAM amount
4 GB
2 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
4800 MHz
4500 MHz
Memory bandwidth
153.6 GB/s
72 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