ATI Mobility Radeon HD 2600 XT vs AMD Radeon HD 7650M Rebrand

VS

ATI Mobility Radeon HD 2600 XT

AMD Radeon HD 7650M Rebrand

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 2600 XT and 1024MB VRAM Radeon HD 7650M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7650M Rebrand 's Advantages

Released 4 years and 10 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (25.60GB/s vs 24.00GB/s)

360 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 2600 XT

0.163 TFLOPS

Radeon HD 7650M Rebrand +185%

0.466 TFLOPS

Mobility Radeon HD 2600 XT

VS

Radeon HD 7650M Rebrand

Graphics Card

May 2007

Release Date

Mar 2012

M7x

Generation

London

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

750 MHz

Memory Clock

800 MHz

Memory

256MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

24.00GB/s

Bandwidth

25.60GB/s

Render Config

3

Compute Units

6

-

120

Shading Units

480

8

TMUs

24

4

ROPs

8

-

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

2.720 GPixel/s

Pixel Rate

3.880 GPixel/s

5.440 GTexel/s

Texture Rate

11.64 GTexel/s

-

163.2 GFLOPS

FP32 (float)

465.6 GFLOPS

-

Board Design

Unknown

TDP

20W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

M76

GPU Name

Whistler

M76 XT-M (216XJBKA13FG)

GPU Variant

Whistler PRO (216-0810005)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

65 nm

Process Size

40 nm

0.39 billion

Transistors

0.716 billion

153 mm²

Die Size

104 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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