AMD Radeon HD 6650M vs NVIDIA GeForce 8600M GT Mac Edition

VS

AMD Radeon HD 6650M

NVIDIA GeForce 8600M GT Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6650M 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 6650M 's Advantages

Released 3 years and 3 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (25.60GB/s vs 20.32GB/s)

448 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6650M +860%

0.576 TFLOPS

GeForce 8600M GT Mac Edition

0.06 TFLOPS

Radeon HD 6650M

VS

GeForce 8600M GT Mac Edition

Graphics Card

Jan 2011

Release Date

Oct 2007

Vancouver

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-II

Clock Speeds

-

800 MHz

Memory Clock

635 MHz

Memory

1024MB

Memory Size

512MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

25.60GB/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

4.800 GPixel/s

Pixel Rate

3.760 GPixel/s

14.40 GTexel/s

Texture Rate

7.520 GTexel/s

-

576.0 GFLOPS

FP32 (float)

60.16 GFLOPS

-

Board Design

Unknown

TDP

20W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Whistler

GPU Name

G84

Whistler LE (216-0810028)

GPU Variant

NB8P-GS

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

80 nm

0.716 billion

Transistors

0.289 billion

118 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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