Home GPU Comparison AMD Radeon HD 6850 vs NVIDIA GeForce GTX 260 OEM

AMD Radeon HD 6850 vs NVIDIA GeForce GTX 260 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6850 and 1792MB VRAM GeForce GTX 260 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850 's Advantages
Released 10 months late
Larger VRAM bandwidth (128.0GB/s vs 112.9GB/s)
768 additional rendering cores
Lower TDP (127W vs 182W)
NVIDIA GeForce GTX 260 OEM 's Advantages
More VRAM (1792GB vs 1024GB)

Score

Benchmark

FP32 (float)
Radeon HD 6850 +258%
1.488 TFLOPS
GeForce GTX 260 OEM
0.415 TFLOPS
VS

Graphics Card

Oct 2010
Release Date
Dec 2009
Northern Islands
Generation
GeForce 200
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1000 MHz
Memory Clock
1008 MHz

Memory

1024MB
Memory Size
1792MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
448bit
128.0GB/s
Bandwidth
112.9GB/s

Render Config

12
Compute Units
-
-
SM Count
24
960
Shading Units
192
48
TMUs
64
32
ROPs
28
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
224 KB
-
-
-

Theoretical Performance

24.80 GPixel/s
Pixel Rate
14.50 GPixel/s
37.20 GTexel/s
Texture Rate
33.15 GTexel/s
-
-
-
1488 GFLOPS
FP32 (float)
414.7 GFLOPS
-
FP64 (double)
51.84 GFLOPS

Board Design

127W
TDP
182W
300 W
Suggested PSU
450 W
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
Outputs
2x DVI 1x S-Video
1x 6-pin
Power Connectors
2x 6-pin

Graphics Processor

Barts
GPU Name
GT200B
Barts PRO (215-0798006)
GPU Variant
G200-103-B2
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

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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