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 W6600X
CORE STATE
Navi 23
VRAM
8 GB
CLOCK SPEED
2479 MHz
TDP
120 W
BUS WIDTH
128 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8670M
Pro W6600X
Core Specs
Shading Units
320
2,048
+540.0%
Shaders
320
2,048
+540.0%
TMUs
20
128
+540.0%
ROPs
8
64
+700.0%
Compute Units
5
32
+540.0%
Clocks
Base Clock
925 MHz
2068 MHz
Boost Clock
975 MHz
2479 MHz
Memory Clock
900 MHz
1800 Mbps effective
2000 MHz
16 Gbps effective
Memory
Memory Size
1024 MB
8 GB
VRAM (MB)
1,024
8,192
+700.0%
Memory Type
DDR3
GDDR6
Memory Bus
64 bit
128 bit
Bandwidth
14.40 GB/s
256.0 GB/s
Cache
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
128 KB
2 MB
L3 Cache
—
32 MB
L0 Cache
—
32 KB per WGP
Performance
Pixel Rate
7.800 GPixel/s
158.7 GPixel/s
Texture Rate
19.50 GTexel/s
317.3 GTexel/s
FP32 (TFLOPS)
624.0 GFLOPS
10.15 TFLOPS
FP64 (TFLOPS)
39.00 GFLOPS (1:16)
634.6 GFLOPS (1:16)
FP16 (TFLOPS)
—
20.31 TFLOPS (2:1)
AI/RT
RT Cores
—
32
Power
TDP
—
120 W
TDP (W)
—
120
Suggested PSU
—
300 W
Architecture
Architecture
GCN 1.0
RDNA 2.0
GPU Name
Sun
Navi 23
Generation
Solar System
(HD 8600M)
Radeon Pro Mac
(Navi II Series)
Process Size
28 nm
7 nm
Transistors
690 million
11,060 million
Die Size
56 mm²
237 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
46.7M / mm²
API Support
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
2.1
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
—
Dual-slot
Outputs
—
No outputs
Bus Interface
PCIe 3.0 x8
Apple MPX
Other
Launch Price
—
699 USD
Production
End-of-life
End-of-life
Predecessor
London
—
Successor
Gem System
—