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GPU Comparison
AMD Radeon HD 7950 vs NVIDIA GeForce GTX 970
AMD Radeon HD 7950 vs NVIDIA GeForce GTX 970
VS
AMD Radeon HD 7950
NVIDIA GeForce GTX 970
We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 and 4GB VRAM GeForce GTX 970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7950 's Advantages
Larger VRAM bandwidth (240.0GB/s vs 224.4GB/s)
128 additional rendering cores
NVIDIA GeForce GTX 970 's Advantages
Released 2 years and 8 months late
Boost Clock1178MHz
More VRAM (4GB vs 3GB)
Lower TDP (148W vs 200W)
Score
Benchmark
FP32 (float)
Radeon HD 7950
2.867 TFLOPS
GeForce GTX 970
+36%
3.92 TFLOPS
3DMark Time Spy
Radeon HD 7950
1917
GeForce GTX 970
+88%
3622
Radeon HD 7950
VS
GeForce GTX 970
Graphics Card
Jan 2012
Release Date
Sep 2014
Southern Islands
Generation
GeForce 900
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1050 MHz
-
Boost Clock
1178 MHz
1250 MHz
Memory Clock
1753 MHz
Memory
3GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
256bit
240.0GB/s
Bandwidth
224.4GB/s
Render Config
-
SM Count
-
28
Compute Units
-
1792
Shading Units
1664
112
TMUs
104
32
ROPs
56
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
48 KB (per SMM)
768 KB
L2 Cache
2 MB
Theoretical Performance
25.60 GPixel/s
Pixel Rate
65.97 GPixel/s
89.60 GTexel/s
Texture Rate
122.5 GTexel/s
-
FP16 (half)
-
2.867 TFLOPS
FP32 (float)
3.920 TFLOPS
716.8 GFLOPS
FP64 (double)
122.5 GFLOPS
Graphics Processor
Tahiti
GPU Name
GM204
Tahiti PRO (215-0821056)
GPU Variant
GM204-200-A1
GCN 1.0
Architecture
Maxwell 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
4.313 billion
Transistors
5.2 billion
352 mm²
Die Size
398 mm²
Board Design
200W
TDP
148W
550 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a
2x 6-pin
Power Connectors
2x 6-pin
Graphics Features
12 (11_1)
DirectX
12 (12_1)
4.6
OpenGL
4.6
1.2
OpenCL
3.0
1.2
Vulkan
1.3
-
CUDA
5.2
5.1
Shader Model
6.4
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8
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