ATI Radeon HD 3870 Mac Edition vs NVIDIA GeForce 8600 GTS

VS

ATI Radeon HD 3870 Mac Edition

NVIDIA GeForce 8600 GTS

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 256MB VRAM GeForce 8600 GTS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3870 Mac Edition 's Advantages

Released 1 years and 2 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (72.06GB/s vs 32.00GB/s)

288 additional rendering cores

NVIDIA GeForce 8600 GTS 's Advantages

Lower TDP (60W vs 106W)

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition +434%

0.497 TFLOPS

GeForce 8600 GTS

0.093 TFLOPS

Radeon HD 3870 Mac Edition

VS

GeForce 8600 GTS

Graphics Card

Jun 2008

Release Date

Apr 2007

Radeon R600

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1126 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

256MB

GDDR4

Memory Type

GDDR3

256bit

Memory Bus

128bit

72.06GB/s

Bandwidth

32.00GB/s

Render Config

4

Compute Units

-

SM Count

4

320

Shading Units

32

16

TMUs

16

ROPs

8

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

5.400 GPixel/s

12.43 GTexel/s

Texture Rate

10.80 GTexel/s

-

497.3 GFLOPS

FP32 (float)

92.80 GFLOPS

99.46 GFLOPS

FP64 (double)

-

Board Design

106W

TDP

60W

300 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

RV670

GPU Name

G84

RV670 XT (215-0708005)

GPU Variant

G84-400-A2

TeraScale

Architecture

Tesla

TSMC

Foundry

TSMC

55 nm

Process Size

80 nm

0.666 billion

Transistors

0.289 billion

192 mm²

Die Size

169 mm²

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_0)

3.3 (full) 4.0 (partial)

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

4.1

Shader Model

4.0

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