NVIDIA GeForce GTX 460 OEM vs AMD Radeon HD 6850 X2

VS

NVIDIA GeForce GTX 460 OEM

AMD Radeon HD 6850 X2

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 460 OEM and 2GB VRAM Radeon HD 6850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 460 OEM 's Advantages

Lower TDP (150W vs 254W)

AMD Radeon HD 6850 X2 's Advantages

Released 11 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (134.4GB/s vs 108.8GB/s)

624 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 460 OEM

0.874 TFLOPS

Radeon HD 6850 X2 +75%

1.536 TFLOPS

GeForce GTX 460 OEM

VS

Radeon HD 6850 X2

Graphics Card

Oct 2010

Release Date

Sep 2011

GeForce 400

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

850 MHz

Memory Clock

1050 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

108.8GB/s

Bandwidth

134.4GB/s

Render Config

-

Compute Units

12

7

SM Count

-

336

Shading Units

960

56

TMUs

48

32

ROPs

32

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

9.100 GPixel/s

Pixel Rate

25.60 GPixel/s

36.40 GTexel/s

Texture Rate

38.40 GTexel/s

-

873.6 GFLOPS

FP32 (float)

1.536 TFLOPS

72.80 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

254W

450 W

Suggested PSU

600 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

2x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

GF104

GPU Name

Barts

GF104-325-A1

GPU Variant

Barts PRO (215-0798006)

Fermi

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.95 billion

Transistors

1.7 billion

332 mm²

Die Size

255 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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