AMD Radeon R9 290X vs ATI Radeon HD 2600 XT Mac Edition

VS

AMD Radeon R9 290X

ATI Radeon HD 2600 XT Mac Edition

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 290X 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

AMD Radeon R9 290X 's Advantages

Released 5 years and 8 months late

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (320.0GB/s vs 25.60GB/s)

2696 additional rendering cores

ATI Radeon HD 2600 XT Mac Edition 's Advantages

Lower TDP (45W vs 290W)

Score

Benchmark

FP32 (float)

Radeon R9 290X +3252%

5.632 TFLOPS

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

Radeon R9 290X

VS

Radeon HD 2600 XT Mac Edition

Graphics Card

Oct 2013

Release Date

Feb 2008

Volcanic Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

800 MHz

Memory

4GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

512bit

Memory Bus

128bit

320.0GB/s

Bandwidth

25.60GB/s

Render Config

44

Compute Units

3

-

2816

Shading Units

120

176

TMUs

8

64

ROPs

4

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

64 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

2.800 GPixel/s

176.0 GTexel/s

Texture Rate

5.600 GTexel/s

-

5.632 TFLOPS

FP32 (float)

168.0 GFLOPS

704.0 GFLOPS

FP64 (double)

-

Board Design

290W

TDP

45W

600 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

2x DVI

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Hawaii

GPU Name

RV630

Hawaii XT (215-0852000)

GPU Variant

-

GCN 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

6.2 billion

Transistors

0.39 billion

438 mm²

Die Size

153 mm²

Graphics Features

12 (12_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

6.3

Shader Model

4.0

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