NVIDIA GeForce 8600M GT Mac Edition vs AMD Radeon R9 M485X

VS

NVIDIA GeForce 8600M GT Mac Edition

AMD Radeon R9 M485X

We compared two Mobile platform GPUs: 512MB VRAM GeForce 8600M GT Mac Edition and 8GB VRAM Radeon R9 M485X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8600M GT Mac Edition 's Advantages

Lower TDP (20W vs 250W)

AMD Radeon R9 M485X 's Advantages

Released 8 years and 7 months late

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (160.0GB/s vs 20.32GB/s)

2016 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8600M GT Mac Edition

0.06 TFLOPS

Radeon R9 M485X +4835%

2.961 TFLOPS

GeForce 8600M GT Mac Edition

VS

Radeon R9 M485X

Graphics Card

Oct 2007

Release Date

May 2016

GeForce 8M

Generation

Crystal System

Mobile

Type

Mobile

MXM-II

Bus Interface

MXM-B (3.0)

Clock Speeds

-

635 MHz

Memory Clock

1250 MHz

Memory

512MB

Memory Size

8GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

20.32GB/s

Bandwidth

160.0GB/s

Render Config

-

Compute Units

32

4

SM Count

-

32

Shading Units

2048

16

TMUs

128

8

ROPs

32

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

512 KB

-

Theoretical Performance

3.760 GPixel/s

Pixel Rate

23.14 GPixel/s

7.520 GTexel/s

Texture Rate

92.54 GTexel/s

-

FP16 (half)

2.961 TFLOPS

60.16 GFLOPS

FP32 (float)

2.961 TFLOPS

-

FP64 (double)

185.1 GFLOPS

Board Design

20W

TDP

250W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

G84

GPU Name

Amethyst

NB8P-GS

GPU Variant

Amethyst XT

Tesla

Architecture

GCN 3.0

TSMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.289 billion

Transistors

5 billion

169 mm²

Die Size

366 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

1.1

CUDA

-

4.0

Shader Model

6.3

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