NVIDIA GeForce GTX 490 vs NVIDIA GeForce 8600 GT Mac Edition

VS

NVIDIA GeForce GTX 490

NVIDIA GeForce 8600 GT Mac Edition

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 128MB VRAM GeForce 8600 GT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 490 's Advantages

More VRAM (1536GB vs 128GB)

Larger VRAM bandwidth (164.0GB/s vs 24.00GB/s)

448 additional rendering cores

NVIDIA GeForce 8600 GT Mac Edition 's Advantages

Lower TDP (47W vs 365W)

Score

Benchmark

FP32 (float)

GeForce GTX 490 +1153%

1.166 TFLOPS

GeForce 8600 GT Mac Edition

0.093 TFLOPS

GeForce GTX 490

VS

GeForce 8600 GT Mac Edition

Graphics Card

Unknown

Release Date

Apr 2007

GeForce 400

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

854 MHz

Memory Clock

750 MHz

Memory

1536MB

Memory Size

128MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

128bit

164.0GB/s

Bandwidth

24.00GB/s

Render Config

-

15

SM Count

4

480

Shading Units

32

60

TMUs

16

48

ROPs

8

-

64 KB (per SM)

L1 Cache

-

768 KB

L2 Cache

32 KB

-

Theoretical Performance

18.24 GPixel/s

Pixel Rate

4.800 GPixel/s

36.48 GTexel/s

Texture Rate

9.600 GTexel/s

-

1166 GFLOPS

FP32 (float)

92.80 GFLOPS

145.8 GFLOPS

FP64 (double)

-

Board Design

365W

TDP

47W

750 W

Suggested PSU

200 W

3x DVI 1x mini-DisplayPort

Outputs

2x DVI

2x 8-pin

Power Connectors

None

Graphics Processor

GF100

GPU Name

G84

GF100-375-A3

GPU Variant

G84-303-A2

Fermi

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

80 nm

3.1 billion

Transistors

0.289 billion

529 mm²

Die Size

169 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.0

CUDA

1.1

5.1

Shader Model

4.0

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