AMD Radeon HD 7470A vs AMD Radeon HD 6750M Mac Edition

VS

AMD Radeon HD 7470A

AMD Radeon HD 6750M Mac Edition

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 7470A and 512MB VRAM Radeon HD 6750M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7470A 's Advantages

Released 9 months late

Lower TDP (25W vs 35W)

AMD Radeon HD 6750M Mac Edition 's Advantages

Larger VRAM bandwidth (50.82GB/s vs 12.80GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7470A

0.2 TFLOPS

Radeon HD 6750M Mac Edition +187%

0.574 TFLOPS

Radeon HD 7470A

VS

Radeon HD 6750M Mac Edition

Graphics Card

Jan 2012

Release Date

Apr 2011

All-In-One

Generation

Vancouver

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-A (3.0)

Clock Speeds

-

800 MHz

Memory Clock

794 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

12.80GB/s

Bandwidth

50.82GB/s

Render Config

2

Compute Units

6

-

160

Shading Units

480

8

TMUs

24

4

ROPs

8

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

4.784 GPixel/s

5.000 GTexel/s

Texture Rate

14.35 GTexel/s

-

200.0 GFLOPS

FP32 (float)

574.1 GFLOPS

-

Board Design

25W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Caicos

GPU Name

Whistler

-

GPU Variant

Whistler PRO (216-0810005)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

0.716 billion

67 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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