NVIDIA GeForce 8600 GT Mac Edition vs NVIDIA GeForce 8400 GS Rev. 3

VS

NVIDIA GeForce 8600 GT Mac Edition

NVIDIA GeForce 8400 GS Rev. 3

We compared two Desktop platform GPUs: 128MB VRAM GeForce 8600 GT Mac Edition and 512MB VRAM GeForce 8400 GS Rev. 3 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8600 GT Mac Edition 's Advantages

Larger VRAM bandwidth (24.00GB/s vs 6.400GB/s)

24 additional rendering cores

NVIDIA GeForce 8400 GS Rev. 3 's Advantages

Released 3 years and 3 months late

More VRAM (512GB vs 128GB)

Lower TDP (25W vs 47W)

Score

Benchmark

FP32 (float)

GeForce 8600 GT Mac Edition +365%

0.093 TFLOPS

GeForce 8400 GS Rev. 3

0.02 TFLOPS

GeForce 8600 GT Mac Edition

VS

GeForce 8400 GS Rev. 3

Graphics Card

Apr 2007

Release Date

Jul 2010

GeForce 8

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

750 MHz

Memory Clock

400 MHz

Memory

128MB

Memory Size

512MB

GDDR3

Memory Type

DDR2

128bit

Memory Bus

64bit

24.00GB/s

Bandwidth

6.400GB/s

Render Config

-

4

SM Count

1

32

Shading Units

8

16

TMUs

4

8

ROPs

4

-

32 KB

L2 Cache

32 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

2.080 GPixel/s

9.600 GTexel/s

Texture Rate

2.080 GTexel/s

-

92.80 GFLOPS

FP32 (float)

19.68 GFLOPS

-

Board Design

47W

TDP

25W

200 W

Suggested PSU

200 W

2x DVI

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

None

Graphics Processor

G84

GPU Name

GT218

G84-303-A2

GPU Variant

8400GS-225-B1

Tesla

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

80 nm

Process Size

40 nm

0.289 billion

Transistors

0.26 billion

169 mm²

Die Size

57 mm²

Graphics Features

11.1 (10_0)

DirectX

11.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

1.2

4.0

Shader Model

4.1

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