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
CMP 40HX
CORE STATE
TU106
VRAM
8 GB
CLOCK SPEED
1650 MHz
TDP
185 W
BUS WIDTH
256 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7970M
CMP 40HX
Core Specs
Shading Units
1,280
2,304
+80.0%
Shaders
1,280
2,304
+80.0%
TMUs
80
144
+80.0%
ROPs
32
64
+100.0%
Compute Units
20
—
SM Count
—
36
Clocks
Base Clock
—
1470 MHz
Boost Clock
—
1650 MHz
GPU Clock
850 MHz
—
Memory Clock
1200 MHz
4.8 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
2 GB
8 GB
VRAM (MB)
2,048
8,192
+300.0%
Memory Type
GDDR5
GDDR6
Memory Bus
256 bit
256 bit
Bandwidth
153.6 GB/s
448.0 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
512 KB
4 MB
Performance
Pixel Rate
27.20 GPixel/s
105.6 GPixel/s
Texture Rate
68.00 GTexel/s
237.6 GTexel/s
FP32 (TFLOPS)
2.176 TFLOPS
7.603 TFLOPS
FP64 (TFLOPS)
136.0 GFLOPS (1:16)
237.6 GFLOPS (1:32)
FP16 (TFLOPS)
—
15.21 TFLOPS (2:1)
AI/RT
RT Cores
—
36
Tensor Cores
—
288
Power
TDP
100 W
185 W
TDP (W)
100
185
+85.0%
Suggested PSU
—
450 W
Power Connectors
None
1x 8-pin
Architecture
Architecture
GCN 1.0
Turing
GPU Name
Wimbledon
TU106
Generation
London
(HD 7900M)
Mining GPUs
Process Size
28 nm
12 nm
Transistors
2,800 million
10,800 million
Die Size
212 mm²
445 mm²
Foundry
TSMC
TSMC
Density
13.2M / mm²
24.3M / 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)
3.0
CUDA
—
7.5
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
MXM Module
Dual-slot
Length
—
229 mm
9 inches
Height
—
111 mm
4.4 inches
Outputs
Portable Device Dependent
No outputs
Bus Interface
MXM-B (3.0)
PCIe 1.0 x4
Other
Launch Price
—
699 USD
Production
End-of-life
End-of-life
Predecessor
Vancouver
—
Successor
Solar System
—