ATI Radeon HD 3850 X3 vs NVIDIA GeForce 8600 GT Mac Edition

VS

ATI Radeon HD 3850 X3

NVIDIA GeForce 8600 GT Mac Edition

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3850 X3 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

ATI Radeon HD 3850 X3 's Advantages

More VRAM (512GB vs 128GB)

Larger VRAM bandwidth (54.40GB/s vs 24.00GB/s)

288 additional rendering cores

NVIDIA GeForce 8600 GT Mac Edition 's Advantages

Lower TDP (47W vs 145W)

Score

Benchmark

FP32 (float)

Radeon HD 3850 X3 +360%

0.428 TFLOPS

GeForce 8600 GT Mac Edition

0.093 TFLOPS

Radeon HD 3850 X3

VS

GeForce 8600 GT Mac Edition

Graphics Card

Unknown

Release Date

Apr 2007

Radeon R600

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

850 MHz

Memory Clock

750 MHz

Memory

512MB

Memory Size

128MB

GDDR3

Memory Type

GDDR3

256bit

Memory Bus

128bit

54.40GB/s

Bandwidth

24.00GB/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

10.70 GPixel/s

Pixel Rate

4.800 GPixel/s

10.70 GTexel/s

Texture Rate

9.600 GTexel/s

-

428.2 GFLOPS

FP32 (float)

92.80 GFLOPS

-

Board Design

145W

TDP

47W

300 W

Suggested PSU

200 W

4x DVI

Outputs

2x DVI

1x 8-pin

Power Connectors

None

Graphics Processor

RV670

GPU Name

G84

RV670 PRO (215-0708003)

GPU Variant

G84-303-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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