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GPU Comparison
AMD Radeon HD 7950 vs AMD Radeon R7 260X
AMD Radeon HD 7950 vs AMD Radeon R7 260X
VS
AMD Radeon HD 7950
AMD Radeon R7 260X
We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 and 2GB VRAM Radeon R7 260X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7950 's Advantages
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (240.0GB/s vs 104.0GB/s)
896 additional rendering cores
AMD Radeon R7 260X 's Advantages
Released 1 years and 9 months late
Lower TDP (115W vs 200W)
Score
Benchmark
FP32 (float)
Radeon HD 7950
+45%
2.867 TFLOPS
Radeon R7 260X
1.971 TFLOPS
3DMark Time Spy
Radeon HD 7950
+29%
1917
Radeon R7 260X
1476
Radeon HD 7950
VS
Radeon R7 260X
Graphics Card
Jan 2012
Release Date
Oct 2013
Southern Islands
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1250 MHz
Memory Clock
1625 MHz
Memory
3GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
128bit
240.0GB/s
Bandwidth
104.0GB/s
Render Config
-
SM Count
-
28
Compute Units
14
1792
Shading Units
896
112
TMUs
56
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
256 KB
Theoretical Performance
25.60 GPixel/s
Pixel Rate
17.60 GPixel/s
89.60 GTexel/s
Texture Rate
61.60 GTexel/s
-
FP16 (half)
-
2.867 TFLOPS
FP32 (float)
1.971 TFLOPS
716.8 GFLOPS
FP64 (double)
123.2 GFLOPS
Graphics Processor
Tahiti
GPU Name
Bonaire
Tahiti PRO (215-0821056)
GPU Variant
Bonaire XTX (215-0839097)
GCN 1.0
Architecture
GCN 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
4.313 billion
Transistors
2.08 billion
352 mm²
Die Size
160 mm²
Board Design
200W
TDP
115W
550 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
2x 6-pin
Power Connectors
1x 6-pin
Graphics Features
12 (11_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
1.2
OpenCL
2.0
1.2
Vulkan
1.2
-
CUDA
-
5.1
Shader Model
6.3
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9
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