NVIDIA GeForce 8600 GTS Mac Edition vs ATI Radeon HD 3870 X2

VS

NVIDIA GeForce 8600 GTS Mac Edition

ATI Radeon HD 3870 X2

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8600 GTS Mac Edition and 512MB VRAM Radeon HD 3870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8600 GTS Mac Edition 's Advantages

Lower TDP (75W vs 165W)

ATI Radeon HD 3870 X2 's Advantages

Larger VRAM bandwidth (57.66GB/s vs 32.26GB/s)

288 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8600 GTS Mac Edition

0.093 TFLOPS

Radeon HD 3870 X2 +467%

0.528 TFLOPS

GeForce 8600 GTS Mac Edition

VS

Radeon HD 3870 X2

Graphics Card

Sep 2007

Release Date

Jan 2008

GeForce 8

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1008 MHz

Memory Clock

901 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

256bit

32.26GB/s

Bandwidth

57.66GB/s

Render Config

-

Compute Units

4

SM Count

-

32

Shading Units

320

16

TMUs

16

8

ROPs

16

-

32 KB

L2 Cache

256 KB

-

Theoretical Performance

5.400 GPixel/s

Pixel Rate

13.20 GPixel/s

10.80 GTexel/s

Texture Rate

13.20 GTexel/s

-

92.80 GFLOPS

FP32 (float)

528.0 GFLOPS

-

FP64 (double)

105.6 GFLOPS

Board Design

75W

TDP

165W

250 W

Suggested PSU

450 W

2x DVI

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

G84

GPU Name

R680

G84-400-A2

GPU Variant

R680 XT (215-0708017)

Tesla

Architecture

TeraScale

TSMC

Foundry

TSMC

80 nm

Process Size

55 nm

0.289 billion

Transistors

0.666 billion

169 mm²

Die Size

192 mm²

Graphics Features

11.1 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3 (full) 4.0 (partial)

1.1

OpenCL

N/A

Vulkan

N/A

1.1

CUDA

-

4.0

Shader Model

4.1

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