NVIDIA GeForce 8600 GT vs ATI Radeon HD 3850 X2

VS

NVIDIA GeForce 8600 GT

ATI Radeon HD 3850 X2

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8600 GT and 512MB VRAM Radeon HD 3850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8600 GT 's Advantages

Lower TDP (47W vs 140W)

ATI Radeon HD 3850 X2 's Advantages

Released 1 years late

Larger VRAM bandwidth (52.99GB/s vs 22.40GB/s)

288 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8600 GT

0.076 TFLOPS

Radeon HD 3850 X2 +463%

0.428 TFLOPS

GeForce 8600 GT

VS

Radeon HD 3850 X2

Graphics Card

Apr 2007

Release Date

Apr 2008

GeForce 8

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

700 MHz

Memory Clock

828 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

256bit

22.40GB/s

Bandwidth

52.99GB/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

4.320 GPixel/s

Pixel Rate

10.70 GPixel/s

8.640 GTexel/s

Texture Rate

10.70 GTexel/s

-

76.16 GFLOPS

FP32 (float)

428.2 GFLOPS

-

FP64 (double)

85.63 GFLOPS

Board Design

47W

TDP

140W

200 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

None

Power Connectors

-

Graphics Processor

G84

GPU Name

RV670

G84-303-A2

GPU Variant

RV670 PRO (215-0708003)

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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