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GPU Comparison
AMD Radeon HD 6790 vs NVIDIA GeForce GTX 260
AMD Radeon HD 6790 vs NVIDIA GeForce GTX 260
VS
AMD Radeon HD 6790
NVIDIA GeForce GTX 260
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6790 and 896MB VRAM GeForce GTX 260 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6790 's Advantages
Released 2 years and 10 months late
More VRAM (1024GB vs 896GB)
Larger VRAM bandwidth (134.4GB/s vs 111.9GB/s)
608 additional rendering cores
Lower TDP (150W vs 182W)
Score
Benchmark
FP32 (float)
Radeon HD 6790
+181%
1.344 TFLOPS
GeForce GTX 260
0.477 TFLOPS
Radeon HD 6790
VS
GeForce GTX 260
Graphics Card
Apr 2011
Release Date
Jun 2008
Northern Islands
Generation
GeForce 200
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1050 MHz
Memory Clock
999 MHz
Memory
1024MB
Memory Size
896MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
448bit
134.4GB/s
Bandwidth
111.9GB/s
Render Config
-
SM Count
24
10
Compute Units
-
800
Shading Units
192
40
TMUs
64
16
ROPs
28
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
224 KB
Theoretical Performance
13.44 GPixel/s
Pixel Rate
16.13 GPixel/s
33.60 GTexel/s
Texture Rate
36.86 GTexel/s
-
FP16 (half)
-
1344 GFLOPS
FP32 (float)
476.9 GFLOPS
-
FP64 (double)
59.62 GFLOPS
Graphics Processor
Barts
GPU Name
GT200
Barts LE (215-0798002)
GPU Variant
G200-100-A2
TeraScale 2
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
65 nm
1.7 billion
Transistors
1.4 billion
255 mm²
Die Size
576 mm²
Board Design
150W
TDP
182W
450 W
Suggested PSU
450 W
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
Outputs
2x DVI 1x S-Video
2x 6-pin
Power Connectors
2x 6-pin
Graphics Features
11.2 (11_0)
DirectX
11.1 (10_0)
4.4
OpenGL
3.3
1.2
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.3
5.0
Shader Model
4.0
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