ATI Radeon HD 2600 XT Mac Edition vs ATI Radeon X1550 PCI

VS

ATI Radeon HD 2600 XT Mac Edition

ATI Radeon X1550 PCI

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 2600 XT Mac Edition and 256MB VRAM Radeon X1550 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2600 XT Mac Edition 's Advantages

Released 1 years and 1 months late

Larger VRAM bandwidth (25.60GB/s vs 4.256GB/s)

120 additional rendering cores

ATI Radeon X1550 PCI 's Advantages

Lower TDP (27W vs 45W)

Score

Radeon HD 2600 XT Mac Edition

VS

Radeon X1550 PCI

Graphics Card

Feb 2008

Release Date

Jan 2007

Radeon R600

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

800 MHz

Memory Clock

266 MHz

Memory

256MB

Memory Size

256MB

GDDR3

Memory Type

DDR2

128bit

Memory Bus

64bit

25.60GB/s

Bandwidth

4.256GB/s

Render Config

3

Compute Units

-

120

Shading Units

-

8

TMUs

4

ROPs

4

-

64 KB

L2 Cache

-

Theoretical Performance

2.800 GPixel/s

Pixel Rate

1.808 GPixel/s

5.600 GTexel/s

Texture Rate

1.808 GTexel/s

-

168.0 GFLOPS

FP32 (float)

-

Board Design

45W

TDP

27W

200 W

Suggested PSU

200 W

2x DVI

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

None

Graphics Processor

RV630

GPU Name

RV516

-

TeraScale

Architecture

R500

TSMC

Foundry

UMC

65 nm

Process Size

80 nm

0.39 billion

Transistors

0.107 billion

153 mm²

Die Size

100 mm²

Graphics Features

10.0 (10_0)

DirectX

9.0c (9_3)

3.3

OpenGL

2.1

N/A

OpenCL

N/A

Vulkan

N/A

-

4.0

Shader Model

3.0

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