ATI Radeon HD 3470 vs ATI Radeon HD 2950 XTX

VS

ATI Radeon HD 3470 ATI Radeon HD 2950 XTX

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 3470 and 512MB VRAM Radeon HD 2950 XTX 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 2950 XTX 's Advantages

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (72.06GB/s vs 15.20GB/s)

280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3470

0.064 TFLOPS

Radeon HD 2950 XTX +676%

0.497 TFLOPS

Radeon HD 3470

VS

Radeon HD 2950 XTX

Graphics Card

Jan 2008

Release Date

Unknown

Radeon R600

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

950 MHz

Memory Clock

1126 MHz

Memory

256MB

Memory Size

512MB

GDDR3

Memory Type

GDDR4

64bit

Memory Bus

256bit

15.20GB/s

Bandwidth

72.06GB/s

Render Config

-

SM Count

-

2

Compute Units

4

40

Shading Units

320

4

TMUs

16

4

ROPs

16

-

Tensor Cores

-

RT Cores

-

L1 Cache

-

64 KB

L2 Cache

256 KB

Theoretical Performance

3.200 GPixel/s

Pixel Rate

12.43 GPixel/s

3.200 GTexel/s

Texture Rate

12.43 GTexel/s

-

FP16 (half)

-

64.00 GFLOPS

FP32 (float)

497.3 GFLOPS

-

FP64 (double)

99.46 GFLOPS

Graphics Processor

RV620

GPU Name

RV670

RV620 PRO (215-0670006)

GPU Variant

RV670 XTX (215-0708004)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.181 billion

Transistors

0.666 billion

67 mm²

Die Size

192 mm²

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 Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3 (full) 4.0 (partial)

N/A

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

4.1

Shader Model

4.1

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