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GPU Comparison
AMD Radeon HD 6870 vs NVIDIA GeForce GTX 460
AMD Radeon HD 6870 vs NVIDIA GeForce GTX 460
VS
AMD Radeon HD 6870
NVIDIA GeForce GTX 460
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 768MB VRAM GeForce GTX 460 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6870 's Advantages
More VRAM (1024GB vs 768GB)
Larger VRAM bandwidth (134.4GB/s vs 86.40GB/s)
784 additional rendering cores
Lower TDP (151W vs 160W)
Score
Benchmark
FP32 (float)
Radeon HD 6870
+122%
2.016 TFLOPS
GeForce GTX 460
0.907 TFLOPS
Radeon HD 6870
VS
GeForce GTX 460
Graphics Card
Oct 2010
Release Date
Jul 2010
Northern Islands
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1050 MHz
Memory Clock
900 MHz
Memory
1024MB
Memory Size
768MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
192bit
134.4GB/s
Bandwidth
86.40GB/s
Render Config
-
SM Count
7
14
Compute Units
-
1120
Shading Units
336
56
TMUs
56
32
ROPs
24
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
384 KB
Theoretical Performance
28.80 GPixel/s
Pixel Rate
9.450 GPixel/s
50.40 GTexel/s
Texture Rate
37.80 GTexel/s
-
FP16 (half)
-
2.016 TFLOPS
FP32 (float)
907.2 GFLOPS
-
FP64 (double)
75.60 GFLOPS
Graphics Processor
Barts
GPU Name
GF104
Barts XT (215-0798000)
GPU Variant
GF104-300-KB-A1
TeraScale 2
Architecture
Fermi
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
1.7 billion
Transistors
1.95 billion
255 mm²
Die Size
332 mm²
Board Design
151W
TDP
160W
450 W
Suggested PSU
450 W
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
Outputs
2x DVI 1x mini-HDMI 1.3a
2x 6-pin
Power Connectors
-
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
2.1
5.0
Shader Model
5.1
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