NVIDIA GeForce 8600 GT Mac Edition vs NVIDIA GeForce 8400 GS PCI

VS

NVIDIA GeForce 8600 GT Mac Edition

NVIDIA GeForce 8400 GS PCI

We compared two Desktop platform GPUs: 128MB VRAM GeForce 8600 GT Mac Edition and 512MB VRAM GeForce 8400 GS PCI 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 5.328GB/s)

24 additional rendering cores

NVIDIA GeForce 8400 GS PCI 's Advantages

Released 8 months late

More VRAM (512GB vs 128GB)

Lower TDP (25W vs 47W)

Score

Benchmark

FP32 (float)

GeForce 8600 GT Mac Edition +322%

0.093 TFLOPS

GeForce 8400 GS PCI

0.022 TFLOPS

GeForce 8600 GT Mac Edition

VS

GeForce 8400 GS PCI

Graphics Card

Apr 2007

Release Date

Dec 2007

GeForce 8

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCI

Clock Speeds

-

750 MHz

Memory Clock

333 MHz

Memory

128MB

Memory Size

512MB

GDDR3

Memory Type

DDR2

128bit

Memory Bus

64bit

24.00GB/s

Bandwidth

5.328GB/s

Render Config

-

4

SM Count

1

32

Shading Units

8

16

TMUs

4

8

ROPs

4

-

32 KB

L2 Cache

16 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

2.268 GPixel/s

9.600 GTexel/s

Texture Rate

2.268 GTexel/s

-

92.80 GFLOPS

FP32 (float)

22.40 GFLOPS

-

Board Design

47W

TDP

25W

200 W

Suggested PSU

200 W

2x DVI

Outputs

1x S-Video 1x DMS-59

None

Power Connectors

None

Graphics Processor

G84

GPU Name

G98

G84-303-A2

GPU Variant

G98-400-U2

Tesla

Architecture

Tesla

TSMC

Foundry

TSMC

80 nm

Process Size

65 nm

0.289 billion

Transistors

0.21 billion

169 mm²

Die Size

86 mm²

Graphics Features

11.1 (10_0)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

1.1

4.0

Shader Model

4.0

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