AMD Radeon R7 250X vs ATI Radeon HD 2600 XT Mac Edition

VS

AMD Radeon R7 250X

ATI Radeon HD 2600 XT Mac Edition

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R7 250X 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 R7 250X 's Advantages

Released 6 years late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (72.00GB/s vs 25.60GB/s)

520 additional rendering cores

ATI Radeon HD 2600 XT Mac Edition 's Advantages

Lower TDP (45W vs 80W)

Score

Benchmark

FP32 (float)

Radeon R7 250X +623%

1.216 TFLOPS

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

Radeon R7 250X

VS

Radeon HD 2600 XT Mac Edition

Graphics Card

Feb 2014

Release Date

Feb 2008

Volcanic Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1125 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

25.60GB/s

Render Config

10

Compute Units

3

-

640

Shading Units

120

40

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

15.20 GPixel/s

Pixel Rate

2.800 GPixel/s

38.00 GTexel/s

Texture Rate

5.600 GTexel/s

-

1216 GFLOPS

FP32 (float)

168.0 GFLOPS

76.00 GFLOPS

FP64 (double)

-

Board Design

80W

TDP

45W

250 W

Suggested PSU

200 W

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

Outputs

2x DVI

1x 6-pin

Power Connectors

None

Graphics Processor

Cape Verde

GPU Name

RV630

Cape Verde XT

GPU Variant

-

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

1.5 billion

Transistors

0.39 billion

123 mm²

Die Size

153 mm²

Graphics Features

12 (11_1)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

4.0

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