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 Pro Vega 20
CORE STATE
Vega 12
VRAM
4 GB
CLOCK SPEED
1283 MHz
TDP
100 W
BUS WIDTH
1024 bit
ARCHITECTURE
GCN 5.0
PROCESS
14 nm
LAUNCH DATE
2018
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8670M
Pro Vega 20
Core Specs
Shading Units
320
1,280
+300.0%
Shaders
320
1,280
+300.0%
TMUs
20
80
+300.0%
ROPs
8
32
+300.0%
Compute Units
5
20
+300.0%
Clocks
Base Clock
925 MHz
815 MHz
Boost Clock
975 MHz
1283 MHz
Memory Clock
900 MHz
1800 Mbps effective
740 MHz
1480 Mbps effective
Memory
Memory Size
1024 MB
4 GB
VRAM (MB)
1,024
4,096
+300.0%
Memory Type
DDR3
HBM2
Memory Bus
64 bit
1024 bit
Bandwidth
14.40 GB/s
189.4 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
128 KB
1024 KB
Performance
Pixel Rate
7.800 GPixel/s
41.06 GPixel/s
Texture Rate
19.50 GTexel/s
102.6 GTexel/s
FP32 (TFLOPS)
624.0 GFLOPS
3.284 TFLOPS
FP64 (TFLOPS)
39.00 GFLOPS (1:16)
205.3 GFLOPS (1:16)
FP16 (TFLOPS)
—
6.569 TFLOPS (2:1)
Power
TDP
—
100 W
TDP (W)
—
100
Architecture
Architecture
GCN 1.0
GCN 5.0
GPU Name
Sun
Vega 12
Generation
Solar System
(HD 8600M)
Radeon Pro Mac
(Vega Series)
Process Size
28 nm
14 nm
Transistors
690 million
—
Die Size
56 mm²
—
Foundry
TSMC
GlobalFoundries
Density
12.3M / mm²
—
API Support
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.3
OpenCL
2.1 (1.2)
2.1
Shader Model
6.5 (5.1)
6.0
Physical
Slot Width
—
IGP
Outputs
—
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
London
—
Successor
Gem System
—