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
GEFORCE
Tesla C2070
CORE STATE
GF100
VRAM
6 GB
CLOCK SPEED
—
TDP
238 W
BUS WIDTH
384 bit
ARCHITECTURE
Fermi
PROCESS
40 nm
LAUNCH DATE
2011
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8670M
Tesla C2070
Core Specs
Shading Units
320
448
+40.0%
Shaders
320
448
+40.0%
TMUs
20
56
+180.0%
ROPs
8
48
+500.0%
Compute Units
5
—
SM Count
—
14
Clocks
Base Clock
925 MHz
—
Boost Clock
975 MHz
—
GPU Clock
—
574 MHz
Shader Clock
—
1147 MHz
Memory Clock
900 MHz
1800 Mbps effective
747 MHz
3 Gbps effective
Memory
Memory Size
1024 MB
6 GB
VRAM (MB)
1,024
6,144
+500.0%
Memory Type
DDR3
GDDR5
Memory Bus
64 bit
384 bit
Bandwidth
14.40 GB/s
143.4 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
128 KB
768 KB
Performance
Pixel Rate
7.800 GPixel/s
16.07 GPixel/s
Texture Rate
19.50 GTexel/s
32.14 GTexel/s
FP32 (TFLOPS)
624.0 GFLOPS
1,027.7 GFLOPS
FP64 (TFLOPS)
39.00 GFLOPS (1:16)
513.9 GFLOPS (1:2)
Power
TDP
—
238 W
TDP (W)
—
238
Suggested PSU
—
550 W
Power Connectors
—
1x 6-pin + 1x 8-pin
Architecture
Architecture
GCN 1.0
Fermi
GPU Name
Sun
GF100
Generation
Solar System
(HD 8600M)
Tesla Fermi
(x20xx)
Process Size
28 nm
40 nm
Transistors
690 million
3,100 million
Die Size
56 mm²
529 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
5.9M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
—
OpenCL
2.1 (1.2)
1.1
CUDA
—
2.0
Shader Model
6.5 (5.1)
5.1
Physical
Slot Width
—
Dual-slot
Length
—
248 mm
9.8 inches
Outputs
—
1x DVI
Bus Interface
PCIe 3.0 x8
PCIe 2.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
London
Tesla
Successor
Gem System
Tesla Kepler