ATI Radeon HD 4870 X2 vs NVIDIA GeForce GTX 460 SE

VS

ATI Radeon HD 4870 X2

NVIDIA GeForce GTX 460 SE

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 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

ATI Radeon HD 4870 X2 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 108.8GB/s)

512 additional rendering cores

NVIDIA GeForce GTX 460 SE 's Advantages

Released 2 years and 3 months late

Lower TDP (150W vs 286W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 X2 +60%

1.2 TFLOPS

GeForce GTX 460 SE

0.749 TFLOPS

Radeon HD 4870 X2

VS

GeForce GTX 460 SE

Graphics Card

Aug 2008

Release Date

Nov 2010

Radeon R700

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

850 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

108.8GB/s

Render Config

10

Compute Units

-

SM Count

6

800

Shading Units

288

40

TMUs

48

16

ROPs

32

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

7.800 GPixel/s

30.00 GTexel/s

Texture Rate

31.20 GTexel/s

-

1200 GFLOPS

FP32 (float)

748.8 GFLOPS

240.0 GFLOPS

FP64 (double)

62.40 GFLOPS

Board Design

286W

TDP

150W

600 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

R700

GPU Name

GF104

R700 XT (215-0669045)

GPU Variant

GF104-225-A1

TeraScale

Architecture

Fermi

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.956 billion

Transistors

1.95 billion

256 mm²

Die Size

332 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

4.1

Shader Model

5.1

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