AMD Radeon HD 6630M Mac Edition vs ATI Mobility Radeon HD 4570

VS

AMD Radeon HD 6630M Mac Edition

ATI Mobility Radeon HD 4570

We compared two Mobile platform GPUs: 256MB VRAM Radeon HD 6630M Mac Edition and 512MB VRAM Mobility Radeon HD 4570 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6630M Mac Edition 's Advantages

Released 2 years late

Larger VRAM bandwidth (19.20GB/s vs 12.80GB/s)

400 additional rendering cores

ATI Mobility Radeon HD 4570 's Advantages

More VRAM (512GB vs 256GB)

Score

Benchmark

FP32 (float)

Radeon HD 6630M Mac Edition +344%

0.48 TFLOPS

Mobility Radeon HD 4570

0.108 TFLOPS

Radeon HD 6630M Mac Edition

VS

Mobility Radeon HD 4570

Graphics Card

Jan 2011

Release Date

Jan 2009

Vancouver

Generation

M9x

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-II

Clock Speeds

-

600 MHz

Memory Clock

800 MHz

Memory

256MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

64bit

19.20GB/s

Bandwidth

12.80GB/s

Render Config

6

Compute Units

1

-

480

Shading Units

80

24

TMUs

8

ROPs

4

-

L1 Cache

16 KB (per CU)

-

L2 Cache

64 KB

-

Theoretical Performance

4.000 GPixel/s

Pixel Rate

2.720 GPixel/s

12.00 GTexel/s

Texture Rate

5.440 GTexel/s

-

480.0 GFLOPS

FP32 (float)

108.8 GFLOPS

-

Board Design

26W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Whistler

GPU Name

M92

Whistler LP

GPU Variant

M92-M2 XT A11 (216-0728006)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.716 billion

Transistors

0.242 billion

104 mm²

Die Size

73 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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