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

VS

NVIDIA GeForce 8600 GTS Mac Edition

ATI Radeon HD 3870 Mac Edition

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8600 GTS Mac Edition and 512MB VRAM Radeon HD 3870 Mac Edition 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 106W)

ATI Radeon HD 3870 Mac Edition 's Advantages

Released 9 months late

Larger VRAM bandwidth (72.06GB/s vs 32.26GB/s)

288 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8600 GTS Mac Edition

0.093 TFLOPS

Radeon HD 3870 Mac Edition +434%

0.497 TFLOPS

GeForce 8600 GTS Mac Edition

VS

Radeon HD 3870 Mac Edition

Graphics Card

Sep 2007

Release Date

Jun 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

1126 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

GDDR4

128bit

Memory Bus

256bit

32.26GB/s

Bandwidth

72.06GB/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

12.43 GPixel/s

10.80 GTexel/s

Texture Rate

12.43 GTexel/s

-

92.80 GFLOPS

FP32 (float)

497.3 GFLOPS

-

FP64 (double)

99.46 GFLOPS

Board Design

75W

TDP

106W

250 W

Suggested PSU

300 W

2x DVI

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

G84

GPU Name

RV670

G84-400-A2

GPU Variant

RV670 XT (215-0708005)

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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