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GPU Comparison
AMD Radeon HD 7970 GHz Edition vs AMD Radeon HD 7950
AMD Radeon HD 7970 GHz Edition vs AMD Radeon HD 7950
VS
AMD Radeon HD 7970 GHz Edition
AMD Radeon HD 7950
We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 GHz Edition and 3GB VRAM Radeon HD 7950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7970 GHz Edition 's Advantages
Boost Clock1050MHz
Larger VRAM bandwidth (288.0GB/s vs 240.0GB/s)
256 additional rendering cores
AMD Radeon HD 7950 's Advantages
Lower TDP (200W vs 300W)
Score
Benchmark
FP32 (float)
Radeon HD 7970 GHz Edition
+50%
4.301 TFLOPS
Radeon HD 7950
2.867 TFLOPS
Radeon HD 7970 GHz Edition
VS
Radeon HD 7950
Graphics Card
Jun 2012
Release Date
Jan 2012
Southern Islands
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1000 MHz
Base Clock
-
1050 MHz
Boost Clock
-
1500 MHz
Memory Clock
1250 MHz
Memory
3GB
Memory Size
3GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
384bit
288.0GB/s
Bandwidth
240.0GB/s
Render Config
-
SM Count
-
32
Compute Units
28
2048
Shading Units
1792
128
TMUs
112
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
768 KB
Theoretical Performance
33.60 GPixel/s
Pixel Rate
25.60 GPixel/s
134.4 GTexel/s
Texture Rate
89.60 GTexel/s
-
FP16 (half)
-
4.301 TFLOPS
FP32 (float)
2.867 TFLOPS
1075 GFLOPS
FP64 (double)
716.8 GFLOPS
Graphics Processor
Tahiti
GPU Name
Tahiti
Tahiti XT2 (215-0821065)
GPU Variant
Tahiti PRO (215-0821056)
GCN 1.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
4.313 billion
Transistors
4.313 billion
352 mm²
Die Size
352 mm²
Board Design
300W
TDP
200W
700 W
Suggested PSU
550 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
2x 6-pin
Graphics Features
12 (11_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
1.2
OpenCL
1.2
1.2
Vulkan
1.2
-
CUDA
-
5.1
Shader Model
5.1
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