GPU Comparison
RADEON
AMD Radeon HD 8670M
CORE STATE
Sun
VRAM
1024 MB
CLOCK SPEED
975 MHz
TDP
—
BUS WIDTH
64 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
RADEON
Radeon R8 M445DX
CORE STATE
Meso
VRAM
System Shared
CLOCK SPEED
1021 MHz
TDP
—
BUS WIDTH
System Shared
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8670M
R8 M445DX
Core Specs
Shading Units
320
320
0.0%
Shaders
320
320
0.0%
TMUs
20
20
0.0%
ROPs
8
8
0.0%
Compute Units
5
5
0.0%
Clocks
Base Clock
925 MHz
780 MHz
Boost Clock
975 MHz
1021 MHz
Memory Clock
900 MHz
1800 Mbps effective
System Shared
Memory
Memory Size
1024 MB
System Shared
VRAM (MB)
1,024
—
Memory Type
DDR3
System Shared
Memory Bus
64 bit
System Shared
Bandwidth
14.40 GB/s
System Dependent
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
128 KB
128 KB
Performance
Pixel Rate
7.800 GPixel/s
8.168 GPixel/s
Texture Rate
19.50 GTexel/s
20.42 GTexel/s
FP32 (TFLOPS)
624.0 GFLOPS
653.4 GFLOPS
FP64 (TFLOPS)
39.00 GFLOPS (1:16)
40.84 GFLOPS (1:16)
FP16 (TFLOPS)
—
653.4 GFLOPS (1:1)
Architecture
Architecture
GCN 1.0
GCN 3.0
GPU Name
Sun
Meso
Generation
Solar System
(HD 8600M)
Gem System Hybrid
(Rx M400)
Process Size
28 nm
28 nm
Transistors
690 million
1,550 million
Die Size
56 mm²
125 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
12.4M / mm²
API Support
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.170
OpenCL
2.1 (1.2)
2.1
Shader Model
6.5 (5.1)
6.5
Physical
Slot Width
—
IGP
Outputs
—
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
IGP
Other
Production
End-of-life
End-of-life
Predecessor
London
—
Successor
Gem System
—