AMD Radeon HD 6630M Mac Edition vs ATI Radeon E4690 PCIe

VS

AMD Radeon HD 6630M Mac Edition

ATI Radeon E4690 PCIe

We compared two Mobile platform GPUs: 256MB VRAM Radeon HD 6630M Mac Edition and 512MB VRAM Radeon E4690 PCIe 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 1 years and 7 months late

160 additional rendering cores

Lower TDP (26W vs 30W)

ATI Radeon E4690 PCIe 's Advantages

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (22.40GB/s vs 19.20GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6630M Mac Edition +25%

0.48 TFLOPS

Radeon E4690 PCIe

0.384 TFLOPS

Radeon HD 6630M Mac Edition

VS

Radeon E4690 PCIe

Graphics Card

Jan 2011

Release Date

Jun 2009

Vancouver

Generation

Embedded

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

600 MHz

Memory Clock

700 MHz

Memory

256MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

128bit

19.20GB/s

Bandwidth

22.40GB/s

Render Config

6

Compute Units

4

-

480

Shading Units

320

24

TMUs

32

8

ROPs

8

-

L1 Cache

16 KB (per CU)

-

L2 Cache

128 KB

-

Theoretical Performance

4.000 GPixel/s

Pixel Rate

4.800 GPixel/s

12.00 GTexel/s

Texture Rate

19.20 GTexel/s

-

480.0 GFLOPS

FP32 (float)

384.0 GFLOPS

-

Board Design

26W

TDP

30W

-

No outputs

Outputs

2x DVI

-

Graphics Processor

Whistler

GPU Name

RV730

Whistler LP

GPU Variant

RV730 XT E4690 (215-0729055)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.716 billion

Transistors

0.514 billion

104 mm²

Die Size

146 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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