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GPU Comparison
AMD Radeon HD 6870 vs NVIDIA GeForce GTX 260 Rev. 2
AMD Radeon HD 6870 vs NVIDIA GeForce GTX 260 Rev. 2
VS
AMD Radeon HD 6870
NVIDIA GeForce GTX 260 Rev. 2
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 896MB VRAM GeForce GTX 260 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6870 's Advantages
Released 2 years and 3 months late
More VRAM (1024GB vs 896GB)
Larger VRAM bandwidth (134.4GB/s vs 111.9GB/s)
928 additional rendering cores
Lower TDP (151W vs 182W)
Score
Benchmark
FP32 (float)
Radeon HD 6870
+322%
2.016 TFLOPS
GeForce GTX 260 Rev. 2
0.477 TFLOPS
Radeon HD 6870
VS
GeForce GTX 260 Rev. 2
Graphics Card
Oct 2010
Release Date
Jul 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
14
Compute Units
-
1120
Shading Units
192
56
TMUs
64
32
ROPs
28
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
224 KB
Theoretical Performance
28.80 GPixel/s
Pixel Rate
16.13 GPixel/s
50.40 GTexel/s
Texture Rate
36.86 GTexel/s
-
FP16 (half)
-
2.016 TFLOPS
FP32 (float)
476.9 GFLOPS
-
FP64 (double)
59.62 GFLOPS
Graphics Processor
Barts
GPU Name
GT200B
Barts XT (215-0798000)
GPU Variant
G200-103-B3
TeraScale 2
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
1.7 billion
Transistors
1.4 billion
255 mm²
Die Size
470 mm²
Board Design
151W
TDP
182W
450 W
Suggested PSU
450 W
2x DVI 1x HDMI 1.3a 2x mini-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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