ATI Radeon X1550 vs ATI Radeon HD 2950 PRO

VS

ATI Radeon X1550

ATI Radeon HD 2950 PRO

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1550 and 256MB VRAM Radeon HD 2950 PRO to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1550 's Advantages

Lower TDP (27W vs 75W)

ATI Radeon HD 2950 PRO 's Advantages

Larger VRAM bandwidth (38.40GB/s vs 12.80GB/s)

320 additional rendering cores

Score

Radeon X1550

VS

Radeon HD 2950 PRO

Graphics Card

Jan 2007

Release Date

Unknown

Radeon R500 PCIe

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

600 MHz

Memory

256MB

Memory Size

256MB

DDR2

Memory Type

GDDR3

128bit

Memory Bus

256bit

12.80GB/s

Bandwidth

38.40GB/s

Render Config

-

Compute Units

4

-

Shading Units

320

4

TMUs

16

4

ROPs

16

-

L2 Cache

256 KB

-

Theoretical Performance

2.200 GPixel/s

Pixel Rate

9.600 GPixel/s

2.200 GTexel/s

Texture Rate

9.600 GTexel/s

-

FP32 (float)

384.0 GFLOPS

-

FP64 (double)

76.80 GFLOPS

Board Design

27W

TDP

75W

200 W

Suggested PSU

250 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

RV516

GPU Name

RV670

-

GPU Variant

RV670 PRO ES (215-0708001)

R500

Architecture

TeraScale

UMC

Foundry

TSMC

80 nm

Process Size

55 nm

0.107 billion

Transistors

0.666 billion

100 mm²

Die Size

192 mm²

Graphics Features

9.0c (9_3)

DirectX

10.1 (10_1)

2.1

OpenGL

3.3 (full) 4.0 (partial)

N/A

OpenCL

N/A

Vulkan

N/A

-

3.0

Shader Model

4.1

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