GPU Comparison
RADEON
AMD Radeon HD 7970M
CORE STATE
Wimbledon
VRAM
2 GB
CLOCK SPEED
—
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2012
VS
GEFORCE
GeForce 930A
CORE STATE
GM108
VRAM
2 GB
CLOCK SPEED
941 MHz
TDP
33 W
BUS WIDTH
64 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7970M
930A
Core Specs
Shading Units
1,280
384
-70.0%
Shaders
1,280
384
-70.0%
TMUs
80
24
-70.0%
ROPs
32
8
-75.0%
Compute Units
20
—
Clocks
Base Clock
—
928 MHz
Boost Clock
—
941 MHz
GPU Clock
850 MHz
—
Memory Clock
1200 MHz
4.8 Gbps effective
1001 MHz
2 Gbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
GDDR5
DDR3
Memory Bus
256 bit
64 bit
Bandwidth
153.6 GB/s
16.02 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SMM)
L2 Cache
512 KB
1024 KB
Performance
Pixel Rate
27.20 GPixel/s
7.528 GPixel/s
Texture Rate
68.00 GTexel/s
22.58 GTexel/s
FP32 (TFLOPS)
2.176 TFLOPS
722.7 GFLOPS
FP64 (TFLOPS)
136.0 GFLOPS (1:16)
22.58 GFLOPS (1:32)
Power
TDP
100 W
33 W
TDP (W)
100
33
-67.0%
Power Connectors
None
None
Architecture
Architecture
GCN 1.0
Maxwell
GPU Name
Wimbledon
GM108
Generation
London
(HD 7900M)
GeForce 900A
Process Size
28 nm
28 nm
Transistors
2,800 million
1,020 million
Die Size
212 mm²
77 mm²
Foundry
TSMC
TSMC
Density
13.2M / mm²
13.2M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
CUDA
—
5.0
Shader Model
6.5 (5.1)
6.7 (5.1)
Physical
Slot Width
MXM Module
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
MXM-B (3.0)
PCIe 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
Vancouver
GeForce 800A
Successor
Solar System
—