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 Duo
CORE STATE
Capsaicin
VRAM
4 GB
CLOCK SPEED
—
TDP
350 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8670M
Pro Duo
Core Specs
Shading Units
320
4,096
+1180.0%
Shaders
320
4,096
+1180.0%
TMUs
20
256
+1180.0%
ROPs
8
64
+700.0%
Compute Units
5
64
+1180.0%
Clocks
Base Clock
925 MHz
—
Boost Clock
975 MHz
—
GPU Clock
—
1000 MHz
Memory Clock
900 MHz
1800 Mbps effective
500 MHz
1000 Mbps effective
Memory
Memory Size
1024 MB
4 GB
VRAM (MB)
1,024
4,096
+300.0%
Memory Type
DDR3
HBM
Memory Bus
64 bit
4096 bit
Bandwidth
14.40 GB/s
512.0 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
128 KB
2 MB
Performance
Pixel Rate
7.800 GPixel/s
64.00 GPixel/s
Texture Rate
19.50 GTexel/s
256.0 GTexel/s
FP32 (TFLOPS)
624.0 GFLOPS
8.192 TFLOPS
FP64 (TFLOPS)
39.00 GFLOPS (1:16)
512.0 GFLOPS (1:16)
FP16 (TFLOPS)
—
8.192 TFLOPS (1:1)
Power
TDP
—
350 W
TDP (W)
—
350
Suggested PSU
—
750 W
Power Connectors
—
3x 8-pin
Architecture
Architecture
GCN 1.0
GCN 3.0
GPU Name
Sun
Capsaicin
Generation
Solar System
(HD 8600M)
Radeon Pro GCN
Process Size
28 nm
28 nm
Transistors
690 million
8,900 million
Die Size
56 mm²
596 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
14.9M / 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
—
Dual-slot
Length
—
277 mm
10.9 inches
Height
—
111 mm
4.4 inches
Outputs
—
1x HDMI 1.4a3x DisplayPort 1.2
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Launch Price
—
1,499 USD
Production
End-of-life
End-of-life
Predecessor
London
FirePro GCN
Successor
Gem System
Radeon Pro Polaris