NVIDIA GeForce 8600 GT Mac Edition vs AMD Radeon Sky 900

VS

NVIDIA GeForce 8600 GT Mac Edition

AMD Radeon Sky 900

We compared two Desktop platform GPUs: 128MB VRAM GeForce 8600 GT Mac Edition and 3GB VRAM Radeon Sky 900 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

Lower TDP (47W vs 300W)

AMD Radeon Sky 900 's Advantages

Released 5 years and 11 months late

Boost Clock950MHz

More VRAM (3GB vs 128GB)

Larger VRAM bandwidth (240.0GB/s vs 24.00GB/s)

1760 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8600 GT Mac Edition

0.093 TFLOPS

Radeon Sky 900 +3561%

3.405 TFLOPS

GeForce 8600 GT Mac Edition

VS

Radeon Sky 900

Graphics Card

Apr 2007

Release Date

Mar 2013

GeForce 8

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

825 MHz

-

Boost Clock

950 MHz

750 MHz

Memory Clock

1250 MHz

Memory

128MB

Memory Size

3GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

384bit

24.00GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

28

4

SM Count

-

32

Shading Units

1792

16

TMUs

112

8

ROPs

32

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

768 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

30.40 GPixel/s

9.600 GTexel/s

Texture Rate

106.4 GTexel/s

-

92.80 GFLOPS

FP32 (float)

3.405 TFLOPS

-

FP64 (double)

851.2 GFLOPS

Board Design

47W

TDP

300W

200 W

Suggested PSU

700 W

2x DVI

Outputs

1x DVI 1x mini-DisplayPort 1.2

None

Power Connectors

2x 8-pin

Graphics Processor

G84

GPU Name

Tahiti

G84-303-A2

GPU Variant

Orthrus

Tesla

Architecture

GCN 1.0

TSMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.289 billion

Transistors

4.313 billion

169 mm²

Die Size

352 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

1.1

CUDA

-

4.0

Shader Model

5.1

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