GPU Comparison
RADEON
AMD Radeon HD 8850M
CORE STATE
Venus
VRAM
2 GB
CLOCK SPEED
625 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
RADEON
Radeon HD 8870M
CORE STATE
Venus
VRAM
2 GB
CLOCK SPEED
775 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8850M
HD 8870M
Core Specs
Shading Units
640
640
0.0%
Shaders
640
640
0.0%
TMUs
40
40
0.0%
ROPs
16
16
0.0%
Compute Units
10
10
0.0%
Clocks
Base Clock
575 MHz
725 MHz
Boost Clock
625 MHz
775 MHz
Memory Clock
1000 MHz
4 Gbps effective
1125 MHz
4.5 Gbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
128 bit
Bandwidth
64.00 GB/s
72.00 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
256 KB
Performance
Pixel Rate
10.00 GPixel/s
12.40 GPixel/s
Texture Rate
25.00 GTexel/s
31.00 GTexel/s
FP32 (TFLOPS)
800.0 GFLOPS
992.0 GFLOPS
FP64 (TFLOPS)
50.00 GFLOPS (1:16)
62.00 GFLOPS (1:16)
Architecture
Architecture
GCN 1.0
GCN 1.0
GPU Name
Venus
Venus
Generation
Solar System
(HD 8800M)
Solar System
(HD 8800M)
Process Size
28 nm
28 nm
Transistors
1,500 million
1,500 million
Die Size
123 mm²
123 mm²
Foundry
TSMC
TSMC
Density
12.2M / mm²
12.2M / mm²
API Support
DirectX
12 (11_1)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.170
OpenCL
2.1 (1.2)
2.1 (1.2)
Shader Model
6.5 (5.1)
6.5 (5.1)
Physical
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
London
London
Successor
Gem System
Gem System