ATI Radeon HD 4670 X2 vs NVIDIA GeForce 9400 GT Rev. 3

VS

ATI Radeon HD 4670 X2

NVIDIA GeForce 9400 GT Rev. 3

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4670 X2 and 128MB VRAM GeForce 9400 GT Rev. 3 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4670 X2 's Advantages

More VRAM (512GB vs 128GB)

Larger VRAM bandwidth (22.40GB/s vs 9.600GB/s)

304 additional rendering cores

NVIDIA GeForce 9400 GT Rev. 3 's Advantages

Released 3 years and 9 months late

Lower TDP (50W vs 118W)

Score

Benchmark

FP32 (float)

Radeon HD 4670 X2 +966%

0.48 TFLOPS

GeForce 9400 GT Rev. 3

0.045 TFLOPS

Radeon HD 4670 X2

VS

GeForce 9400 GT Rev. 3

Graphics Card

Sep 2008

Release Date

Jun 2012

Radeon R700

Generation

GeForce 9

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

700 MHz

Memory Clock

600 MHz

Memory

512MB

Memory Size

128MB

GDDR3

Memory Type

DDR2

128bit

Memory Bus

64bit

22.40GB/s

Bandwidth

9.600GB/s

Render Config

4

Compute Units

-

SM Count

2

320

Shading Units

16

32

TMUs

8

ROPs

4

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

32 KB

-

Theoretical Performance

6.000 GPixel/s

Pixel Rate

2.356 GPixel/s

24.00 GTexel/s

Texture Rate

4.712 GTexel/s

-

480.0 GFLOPS

FP32 (float)

44.86 GFLOPS

-

Board Design

118W

TDP

50W

300 W

Suggested PSU

250 W

4x DVI

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

RV730

GPU Name

GT218

RV730 XT (215-0719047)

GPU Variant

GT218-670-B1

TeraScale

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.514 billion

Transistors

0.26 billion

146 mm²

Die Size

57 mm²

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.2

4.1

Shader Model

4.1

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