ATI Radeon HD 5970 vs ATI Radeon HD 2600 XT Mac Edition

VS

ATI Radeon HD 5970

ATI Radeon HD 2600 XT Mac Edition

We compared two Desktop platform GPUs: 1024MB VRAM ATI Radeon HD 5970 and 256MB VRAM Radeon HD 2600 XT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5970 's Advantages

Released 1 years and 9 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (128.0GB/s vs 25.60GB/s)

1480 additional rendering cores

ATI Radeon HD 2600 XT Mac Edition 's Advantages

Lower TDP (45W vs 294W)

Score

Benchmark

FP32 (float)

ATI Radeon HD 5970 +1280%

2.32 TFLOPS

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

ATI Radeon HD 5970

VS

Radeon HD 2600 XT Mac Edition

Graphics Card

Nov 2009

Release Date

Feb 2008

Evergreen

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

128.0GB/s

Bandwidth

25.60GB/s

Render Config

20

Compute Units

3

-

1600

Shading Units

120

80

TMUs

8

32

ROPs

4

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

-

Theoretical Performance

23.20 GPixel/s

Pixel Rate

2.800 GPixel/s

58.00 GTexel/s

Texture Rate

5.600 GTexel/s

-

2.320 TFLOPS

FP32 (float)

168.0 GFLOPS

464.0 GFLOPS

FP64 (double)

-

Board Design

294W

TDP

45W

600 W

Suggested PSU

200 W

2x DVI 1x mini-DisplayPort 1.1

Outputs

2x DVI

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Hemlock

GPU Name

RV630

Hemlock XT (215-0735075)

GPU Variant

-

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

2.154 billion

Transistors

0.39 billion

334 mm²

Die Size

153 mm²

Graphics Features

11.2 (11_0)

DirectX

10.0 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

4.0

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