ATI Radeon HD 3470 vs NVIDIA GeForce 8400 GS PCI

VS

ATI Radeon HD 3470

NVIDIA GeForce 8400 GS PCI

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 3470 and 512MB VRAM GeForce 8400 GS PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3470 's Advantages

Larger VRAM bandwidth (15.20GB/s vs 5.328GB/s)

32 additional rendering cores

NVIDIA GeForce 8400 GS PCI 's Advantages

More VRAM (512GB vs 256GB)

Lower TDP (25W vs 30W)

Score

Benchmark

FP32 (float)

Radeon HD 3470 +190%

0.064 TFLOPS

GeForce 8400 GS PCI

0.022 TFLOPS

Radeon HD 3470

VS

GeForce 8400 GS PCI

Graphics Card

Jan 2008

Release Date

Dec 2007

Radeon R600

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCI

Clock Speeds

-

950 MHz

Memory Clock

333 MHz

Memory

256MB

Memory Size

512MB

GDDR3

Memory Type

DDR2

64bit

Memory Bus

64bit

15.20GB/s

Bandwidth

5.328GB/s

Render Config

2

Compute Units

-

SM Count

1

40

Shading Units

8

4

TMUs

4

ROPs

4

-

64 KB

L2 Cache

16 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

2.268 GPixel/s

3.200 GTexel/s

Texture Rate

2.268 GTexel/s

-

64.00 GFLOPS

FP32 (float)

22.40 GFLOPS

-

Board Design

30W

TDP

25W

200 W

Suggested PSU

200 W

1x DVI 1x VGA 1x S-Video

Outputs

1x S-Video 1x DMS-59

None

Power Connectors

None

Graphics Processor

RV620

GPU Name

G98

RV620 PRO (215-0670006)

GPU Variant

G98-400-U2

TeraScale

Architecture

Tesla

TSMC

Foundry

TSMC

55 nm

Process Size

65 nm

0.181 billion

Transistors

0.21 billion

67 mm²

Die Size

86 mm²

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

4.1

Shader Model

4.0

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