AMD Radeon HD 7430M vs AMD Radeon HD 6770M Mac Edition

VS

AMD Radeon HD 7430M

AMD Radeon HD 6770M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7430M and 512MB VRAM Radeon HD 6770M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7430M 's Advantages

Released 1 years late

More VRAM (1024GB vs 512GB)

Lower TDP (7W vs 35W)

AMD Radeon HD 6770M Mac Edition 's Advantages

Larger VRAM bandwidth (57.60GB/s vs 12.80GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7430M

0.192 TFLOPS

Radeon HD 6770M Mac Edition +262%

0.696 TFLOPS

Radeon HD 7430M

VS

Radeon HD 6770M Mac Edition

Graphics Card

Jan 2012

Release Date

Jan 2011

London

Generation

Vancouver

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

800 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

512MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

12.80GB/s

Bandwidth

57.60GB/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

2.400 GPixel/s

Pixel Rate

5.800 GPixel/s

4.800 GTexel/s

Texture Rate

17.40 GTexel/s

-

192.0 GFLOPS

FP32 (float)

696.0 GFLOPS

-

Board Design

7W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Seymour

GPU Name

Whistler

Seymour PRO

GPU Variant

Whistler XT (216-0810001)

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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