ATI Radeon HD 2600 XT Mac Edition vs AMD Radeon R9 295X2

VS

ATI Radeon HD 2600 XT Mac Edition

AMD Radeon R9 295X2

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 2600 XT Mac Edition and 4GB VRAM Radeon R9 295X2 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

Lower TDP (45W vs 500W)

AMD Radeon R9 295X2 's Advantages

Released 6 years and 2 months late

More VRAM (4GB vs 256GB)

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

2696 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

Radeon R9 295X2 +3312%

5.733 TFLOPS

Radeon HD 2600 XT Mac Edition

VS

Radeon R9 295X2

Graphics Card

Feb 2008

Release Date

Apr 2014

Radeon R600

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

800 MHz

Memory Clock

1250 MHz

Memory

256MB

Memory Size

4GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

512bit

25.60GB/s

Bandwidth

320.0GB/s

Render Config

3

Compute Units

44

-

120

Shading Units

2816

8

TMUs

176

4

ROPs

64

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

1024 KB

-

Theoretical Performance

2.800 GPixel/s

Pixel Rate

65.15 GPixel/s

5.600 GTexel/s

Texture Rate

179.2 GTexel/s

-

168.0 GFLOPS

FP32 (float)

5.733 TFLOPS

-

FP64 (double)

716.7 GFLOPS

Board Design

45W

TDP

500W

200 W

Suggested PSU

900 W

2x DVI

Outputs

1x DVI 4x mini-DisplayPort 1.2

None

Power Connectors

2x 8-pin

Graphics Processor

RV630

GPU Name

Vesuvius

-

GPU Variant

Vesuvius XT (215-0852022)

TeraScale

Architecture

GCN 2.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.39 billion

Transistors

6.2 billion

153 mm²

Die Size

438 mm²

Graphics Features

10.0 (10_0)

DirectX

12 (12_0)

3.3

OpenGL

4.6

N/A

OpenCL

2.0

N/A

Vulkan

1.2

-

4.0

Shader Model

6.3

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