Home GPU Comparison AMD Radeon HD 6850 X2 vs NVIDIA GeForce GTX 460 v2 ES

AMD Radeon HD 6850 X2 vs NVIDIA GeForce GTX 460 v2 ES

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6850 X2 and 1280MB VRAM GeForce GTX 460 v2 ES 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 1280GB)
Larger VRAM bandwidth (134.4GB/s vs 128.3GB/s)
624 additional rendering cores
NVIDIA GeForce GTX 460 v2 ES 's Advantages
Lower TDP (160W vs 254W)

Score

Benchmark

FP32 (float)
Radeon HD 6850 X2 +46%
1.536 TFLOPS
GeForce GTX 460 v2 ES
1.046 TFLOPS
VS

Graphics Card

Sep 2011
Release Date
Sep 2011
Northern Islands
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1050 MHz
Memory Clock
1002 MHz

Memory

2GB
Memory Size
1280MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
134.4GB/s
Bandwidth
128.3GB/s

Render Config

12
Compute Units
-
-
SM Count
7
960
Shading Units
336
48
TMUs
56
32
ROPs
32
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

25.60 GPixel/s
Pixel Rate
10.91 GPixel/s
38.40 GTexel/s
Texture Rate
43.62 GTexel/s
-
-
-
1.536 TFLOPS
FP32 (float)
1046 GFLOPS
-
FP64 (double)
87.19 GFLOPS

Board Design

254W
TDP
160W
600 W
Suggested PSU
450 W
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
Outputs
2x DVI 1x mini-HDMI 1.3a
2x 8-pin
Power Connectors
2x 6-pin

Graphics Processor

Barts
GPU Name
GF114
Barts PRO (215-0798006)
GPU Variant
GF114-400-A1
TeraScale 2
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
1.7 billion
Transistors
1.95 billion
255 mm²
Die Size
332 mm²

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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