ATI Radeon HD 3470 vs ATI Radeon HD 3450 X2

VS

ATI Radeon HD 3470

ATI Radeon HD 3450 X2

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 3470 and 512MB VRAM Radeon HD 3450 X2 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 8.000GB/s)

Lower TDP (30W vs 50W)

ATI Radeon HD 3450 X2 's Advantages

More VRAM (512GB vs 256GB)

Score

Benchmark

FP32 (float)

Radeon HD 3470 +33%

0.064 TFLOPS

Radeon HD 3450 X2

0.048 TFLOPS

Radeon HD 3470

VS

Radeon HD 3450 X2

Graphics Card

Jan 2008

Release Date

Dec 2007

Radeon R600

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

950 MHz

Memory Clock

500 MHz

Memory

256MB

Memory Size

512MB

GDDR3

Memory Type

DDR2

64bit

Memory Bus

64bit

15.20GB/s

Bandwidth

8.000GB/s

Render Config

2

Compute Units

2

-

40

Shading Units

40

4

TMUs

4

ROPs

4

-

64 KB

L2 Cache

64 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

2.400 GPixel/s

3.200 GTexel/s

Texture Rate

2.400 GTexel/s

-

64.00 GFLOPS

FP32 (float)

48.00 GFLOPS

-

Board Design

30W

TDP

50W

200 W

Suggested PSU

250 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DMS-59

None

Power Connectors

None

Graphics Processor

RV620

GPU Name

RV620

RV620 PRO (215-0670006)

GPU Variant

RV620 LE

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.181 billion

Transistors

0.181 billion

67 mm²

Die Size

67 mm²

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

N/A

OpenCL

N/A

Vulkan

N/A

-

4.1

Shader Model

4.1

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