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

VS

ATI Mobility Radeon HD 2600 XT

AMD Radeon HD 7450A

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 2600 XT and 512MB VRAM Radeon HD 7450A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 2600 XT 's Advantages

Larger VRAM bandwidth (24.00GB/s vs 12.80GB/s)

AMD Radeon HD 7450A 's Advantages

Released 4 years and 8 months late

More VRAM (512GB vs 256GB)

40 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 2600 XT

0.163 TFLOPS

Radeon HD 7450A +22%

0.2 TFLOPS

Mobility Radeon HD 2600 XT

VS

Radeon HD 7450A

Graphics Card

May 2007

Release Date

Jan 2012

M7x

Generation

All-In-One

Mobile

Type

Mobile

MXM-II

Bus Interface

MXM-A (3.0)

Clock Speeds

-

750 MHz

Memory Clock

800 MHz

Memory

256MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

64bit

24.00GB/s

Bandwidth

12.80GB/s

Render Config

3

Compute Units

2

-

120

Shading Units

160

8

TMUs

8

4

ROPs

4

-

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

128 KB

-

Theoretical Performance

2.720 GPixel/s

Pixel Rate

2.500 GPixel/s

5.440 GTexel/s

Texture Rate

5.000 GTexel/s

-

163.2 GFLOPS

FP32 (float)

200.0 GFLOPS

-

Board Design

Unknown

TDP

25W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

M76

GPU Name

Caicos

M76 XT-M (216XJBKA13FG)

GPU Variant

-

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

65 nm

Process Size

40 nm

0.39 billion

Transistors

0.37 billion

153 mm²

Die Size

67 mm²

Graphics Features

10.0 (10_0)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

4.0

Shader Model

5.0

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