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GPU Comparison
AMD Radeon HD 6850 X2 vs NVIDIA GeForce GTX 580 Rev. 2
AMD Radeon HD 6850 X2 vs NVIDIA GeForce GTX 580 Rev. 2
VS
AMD Radeon HD 6850 X2
NVIDIA GeForce GTX 580 Rev. 2
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6850 X2 and 1536MB VRAM GeForce GTX 580 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6850 X2 's Advantages
More VRAM (2GB vs 1GB)
448 additional rendering cores
NVIDIA GeForce GTX 580 Rev. 2 's Advantages
Larger VRAM bandwidth (192.4GB/s vs 134.4GB/s)
Lower TDP (244W vs 254W)
Score
Benchmark
FP32 (float)
Radeon HD 6850 X2
1.536 TFLOPS
GeForce GTX 580 Rev. 2
+2%
1.581 TFLOPS
Radeon HD 6850 X2
VS
GeForce GTX 580 Rev. 2
Graphics Card
Sep 2011
Release Date
Jun 2011
Northern Islands
Generation
GeForce 500
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1050 MHz
Memory Clock
1002 MHz
Memory
2GB
Memory Size
1536MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
384bit
134.4GB/s
Bandwidth
192.4GB/s
Render Config
-
SM Count
16
12
Compute Units
-
960
Shading Units
512
48
TMUs
64
32
ROPs
48
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
768 KB
Theoretical Performance
25.60 GPixel/s
Pixel Rate
24.70 GPixel/s
38.40 GTexel/s
Texture Rate
49.41 GTexel/s
-
FP16 (half)
-
1.536 TFLOPS
FP32 (float)
1.581 TFLOPS
-
FP64 (double)
197.6 GFLOPS
Graphics Processor
Barts
GPU Name
GF110
Barts PRO (215-0798006)
GPU Variant
GF110-380-A1
TeraScale 2
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
1.7 billion
Transistors
3 billion
255 mm²
Die Size
520 mm²
Board Design
254W
TDP
244W
600 W
Suggested PSU
550 W
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
Outputs
2x DVI 1x mini-HDMI 1.3a
2x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Features
11.2 (11_0)
DirectX
12 (11_0)
4.4
OpenGL
4.6
1.2
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
2.0
5.0
Shader Model
5.1
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