ATI Radeon HD 3470 vs ATI Radeon HD 4730

VS

ATI Radeon HD 3470

ATI Radeon HD 4730

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 3470 and 512MB VRAM Radeon HD 4730 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3470 's Advantages

Lower TDP (30W vs 110W)

ATI Radeon HD 4730 's Advantages

Released 1 years and 5 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (57.60GB/s vs 15.20GB/s)

600 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3470

0.064 TFLOPS

Radeon HD 4730 +1400%

0.96 TFLOPS

Radeon HD 3470

VS

Radeon HD 4730

Graphics Card

Jan 2008

Release Date

Jun 2009

Radeon R600

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

950 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

512MB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

15.20GB/s

Bandwidth

57.60GB/s

Render Config

2

Compute Units

8

-

40

Shading Units

640

4

TMUs

32

4

ROPs

8

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

128 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

6.000 GPixel/s

3.200 GTexel/s

Texture Rate

24.00 GTexel/s

-

64.00 GFLOPS

FP32 (float)

960.0 GFLOPS

-

FP64 (double)

192.0 GFLOPS

Board Design

30W

TDP

110W

200 W

Suggested PSU

300 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

RV620

GPU Name

RV770

RV620 PRO (215-0670006)

GPU Variant

RV770 CE (215-0669093)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.181 billion

Transistors

0.956 billion

67 mm²

Die Size

256 mm²

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

4.1

Shader Model

4.1

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