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GPU Comparison
ATI Radeon HD 5950 vs AMD Radeon HD 7970 X2
ATI Radeon HD 5950 vs AMD Radeon HD 7970 X2
VS
ATI Radeon HD 5950
AMD Radeon HD 7970 X2
We compared two Desktop platform GPUs: 1024MB VRAM ATI Radeon HD 5950 and 3GB VRAM Radeon HD 7970 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 5950 's Advantages
Lower TDP (302W vs 500W)
AMD Radeon HD 7970 X2 's Advantages
More VRAM (3GB vs 1GB)
Larger VRAM bandwidth (264.0GB/s vs 128.0GB/s)
608 additional rendering cores
Score
Benchmark
FP32 (float)
ATI Radeon HD 5950
2.088 TFLOPS
Radeon HD 7970 X2
+81%
3.789 TFLOPS
ATI Radeon HD 5950
VS
Radeon HD 7970 X2
Graphics Card
Unknown
Release Date
Aug 2012
Evergreen
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1000 MHz
Memory Clock
1375 MHz
Memory
1024MB
Memory Size
3GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
384bit
128.0GB/s
Bandwidth
264.0GB/s
Render Config
-
SM Count
-
18
Compute Units
32
1440
Shading Units
2048
72
TMUs
128
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
768 KB
Theoretical Performance
23.20 GPixel/s
Pixel Rate
29.60 GPixel/s
52.20 GTexel/s
Texture Rate
118.4 GTexel/s
-
FP16 (half)
-
2.088 TFLOPS
FP32 (float)
3.789 TFLOPS
-
FP64 (double)
947.2 GFLOPS
Graphics Processor
Hemlock
GPU Name
New Zealand
Hemlock PRO
GPU Variant
-
TeraScale 2
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
2.154 billion
Transistors
4.313 billion
334 mm²
Die Size
352 mm²
Board Design
302W
TDP
500W
700 W
Suggested PSU
900 W
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
Outputs
2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
3x 8-pin
Graphics Features
11.2 (11_0)
DirectX
12 (11_1)
4.4
OpenGL
4.6
1.2
OpenCL
1.2
N/A
Vulkan
1.2
-
CUDA
-
5.0
Shader Model
5.1
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