AMD Radeon HD 6870 X2 vs NVIDIA GeForce GTX 460 SE

VS

AMD Radeon HD 6870 X2 NVIDIA GeForce GTX 460 SE

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 X2 and 1024MB VRAM GeForce GTX 460 SE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 X2 's Advantages

Released 8 months late

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

832 additional rendering cores

NVIDIA GeForce GTX 460 SE 's Advantages

Lower TDP (150W vs 300W)

Score

Benchmark

FP32 (float)

Radeon HD 6870 X2 +169%

2.016 TFLOPS

GeForce GTX 460 SE

0.749 TFLOPS

Radeon HD 6870 X2

VS

GeForce GTX 460 SE

Graphics Card

Jul 2011

Release Date

Nov 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

850 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

134.4GB/s

Bandwidth

108.8GB/s

Render Config

-

SM Count

6

14

Compute Units

-

1120

Shading Units

288

56

TMUs

48

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

512 KB

Theoretical Performance

28.80 GPixel/s

Pixel Rate

7.800 GPixel/s

50.40 GTexel/s

Texture Rate

31.20 GTexel/s

-

FP16 (half)

-

2.016 TFLOPS

FP32 (float)

748.8 GFLOPS

-

FP64 (double)

62.40 GFLOPS

Graphics Processor

Barts

GPU Name

GF104

Barts XT (215-0798000)

GPU Variant

GF104-225-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

300W

TDP

150W

700 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x mini-HDMI 1.3a

-

Power Connectors

2x 6-pin

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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