AMD Radeon HD 7450A vs ATI Mobility Radeon HD 2600 XT Mac Edition

VS

AMD Radeon HD 7450A

ATI Mobility Radeon HD 2600 XT Mac Edition

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 7450A and 256MB VRAM Mobility 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 HD 7450A 's Advantages

Released 4 years and 6 months late

More VRAM (512GB vs 256GB)

40 additional rendering cores

ATI Mobility Radeon HD 2600 XT Mac Edition 's Advantages

Larger VRAM bandwidth (21.92GB/s vs 12.80GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7450A +38%

0.2 TFLOPS

Mobility Radeon HD 2600 XT Mac Edition

0.144 TFLOPS

Radeon HD 7450A

VS

Mobility Radeon HD 2600 XT Mac Edition

Graphics Card

Jan 2012

Release Date

Jul 2007

All-In-One

Generation

M7x

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-II

Clock Speeds

-

800 MHz

Memory Clock

685 MHz

Memory

512MB

Memory Size

256MB

GDDR3

Memory Type

GDDR3

64bit

Memory Bus

128bit

12.80GB/s

Bandwidth

21.92GB/s

Render Config

2

Compute Units

3

-

160

Shading Units

120

8

TMUs

8

4

ROPs

4

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

64 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

2.400 GPixel/s

5.000 GTexel/s

Texture Rate

4.800 GTexel/s

-

200.0 GFLOPS

FP32 (float)

144.0 GFLOPS

-

Board Design

25W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Caicos

GPU Name

M76

-

GPU Variant

M76 XT-M (216XJBKA13FG)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

0.37 billion

Transistors

0.39 billion

67 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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