NVIDIA GeForce GTX 460 X2 vs ATI Radeon HD 4250

VS

NVIDIA GeForce GTX 460 X2

ATI Radeon HD 4250

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 460 X2 and 512MB VRAM Radeon HD 4250 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 2 years and 1 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (115.2GB/s vs 6.336GB/s)

296 additional rendering cores

ATI Radeon HD 4250 's Advantages

Lower TDP (25W vs 160W)

Score

Benchmark

FP32 (float)

GeForce GTX 460 X2 +1862%

0.942 TFLOPS

Radeon HD 4250

0.048 TFLOPS

GeForce GTX 460 X2

VS

Radeon HD 4250

Graphics Card

Mar 2011

Release Date

Feb 2009

GeForce 400

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

396 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

115.2GB/s

Bandwidth

6.336GB/s

Render Config

-

Compute Units

2

7

SM Count

-

336

Shading Units

40

56

TMUs

4

32

ROPs

4

-

64 KB (per SM)

L1 Cache

-

512 KB

L2 Cache

64 KB

-

Theoretical Performance

9.814 GPixel/s

Pixel Rate

2.376 GPixel/s

39.26 GTexel/s

Texture Rate

2.376 GTexel/s

-

941.5 GFLOPS

FP32 (float)

47.52 GFLOPS

78.46 GFLOPS

FP64 (double)

-

Board Design

160W

TDP

25W

450 W

Suggested PSU

200 W

3x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x VGA 1x S-Video

2x 8-pin

Power Connectors

None

Graphics Processor

GF104

GPU Name

RV620

GF104-300-KB-A1

GPU Variant

RV620 LE

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.95 billion

Transistors

0.181 billion

332 mm²

Die Size

67 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

4.1

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