AMD Radeon HD 6625M vs AMD Radeon HD 7550M

VS

AMD Radeon HD 6625M

AMD Radeon HD 7550M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6625M and 1024MB VRAM Radeon HD 7550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6625M 's Advantages

Larger VRAM bandwidth (25.60GB/s vs 14.40GB/s)

80 additional rendering cores

AMD Radeon HD 7550M 's Advantages

Released 1 years late

Boost Clock550MHz

Lower TDP (14W vs 26W)

Score

Benchmark

FP32 (float)

Radeon HD 6625M

0.432 TFLOPS

Radeon HD 7550M +1%

0.44 TFLOPS

Radeon HD 6625M

VS

Radeon HD 7550M

Graphics Card

Jan 2011

Release Date

Jan 2012

Vancouver

Generation

London

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

450 MHz

-

Boost Clock

550 MHz

800 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

25.60GB/s

Bandwidth

14.40GB/s

Render Config

6

Compute Units

5

-

480

Shading Units

400

24

TMUs

20

8

ROPs

8

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

3.600 GPixel/s

Pixel Rate

4.400 GPixel/s

10.80 GTexel/s

Texture Rate

11.00 GTexel/s

-

432.0 GFLOPS

FP32 (float)

440.0 GFLOPS

-

Board Design

26W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Whistler

GPU Name

Thames

Whistler LP

GPU Variant

Thames LP

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

0.716 billion

104 mm²

Die Size

104 mm²

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

5.0

Shader Model

5.0

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