NVIDIA GeForce GTX 460 X2 vs ATI Radeon HD 4860

VS

NVIDIA GeForce GTX 460 X2

ATI Radeon HD 4860

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 460 X2 and 512MB VRAM Radeon HD 4860 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 460 X2 's Advantages

Released 1 years and 6 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (115.2GB/s vs 96.00GB/s)

ATI Radeon HD 4860 's Advantages

304 additional rendering cores

Lower TDP (130W vs 160W)

Score

Benchmark

FP32 (float)

GeForce GTX 460 X2 +5%

0.942 TFLOPS

Radeon HD 4860

0.896 TFLOPS

GeForce GTX 460 X2

VS

Radeon HD 4860

Graphics Card

Mar 2011

Release Date

Sep 2009

GeForce 400

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

750 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

96.00GB/s

Render Config

-

Compute Units

8

7

SM Count

-

336

Shading Units

640

56

TMUs

32

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

9.814 GPixel/s

Pixel Rate

11.20 GPixel/s

39.26 GTexel/s

Texture Rate

22.40 GTexel/s

-

941.5 GFLOPS

FP32 (float)

896.0 GFLOPS

78.46 GFLOPS

FP64 (double)

179.2 GFLOPS

Board Design

160W

TDP

130W

450 W

Suggested PSU

300 W

3x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

GF104

GPU Name

RV790

GF104-300-KB-A1

GPU Variant

RV790 GT

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.95 billion

Transistors

0.959 billion

332 mm²

Die Size

282 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

4.1

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