AMD Radeon HD 6770M Mac Edition vs NVIDIA GeForce 8600M GT Mac Edition

VS

AMD Radeon HD 6770M Mac Edition

NVIDIA GeForce 8600M GT Mac Edition

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6770M Mac Edition and 512MB VRAM GeForce 8600M GT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770M Mac Edition 's Advantages

Released 3 years and 3 months late

Larger VRAM bandwidth (57.60GB/s vs 20.32GB/s)

448 additional rendering cores

NVIDIA GeForce 8600M GT Mac Edition 's Advantages

Lower TDP (20W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 6770M Mac Edition +1060%

0.696 TFLOPS

GeForce 8600M GT Mac Edition

0.06 TFLOPS

Radeon HD 6770M Mac Edition

VS

GeForce 8600M GT Mac Edition

Graphics Card

Jan 2011

Release Date

Oct 2007

Vancouver

Generation

GeForce 8M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-II

Clock Speeds

-

900 MHz

Memory Clock

635 MHz

Memory

512MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

57.60GB/s

Bandwidth

20.32GB/s

Render Config

6

Compute Units

-

SM Count

4

480

Shading Units

32

24

TMUs

16

8

ROPs

8

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

5.800 GPixel/s

Pixel Rate

3.760 GPixel/s

17.40 GTexel/s

Texture Rate

7.520 GTexel/s

-

696.0 GFLOPS

FP32 (float)

60.16 GFLOPS

-

Board Design

35W

TDP

20W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Whistler

GPU Name

G84

Whistler XT (216-0810001)

GPU Variant

NB8P-GS

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

80 nm

0.716 billion

Transistors

0.289 billion

104 mm²

Die Size

169 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

5.0

Shader Model

4.0

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