AMD Radeon HD 6670 vs NVIDIA GeForce 8600 GTS Mac Edition

VS

AMD Radeon HD 6670

NVIDIA GeForce 8600 GTS Mac Edition

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6670 and 512MB VRAM GeForce 8600 GTS Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6670 's Advantages

Released 3 years and 7 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 32.26GB/s)

448 additional rendering cores

Lower TDP (66W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 6670 +725%

0.768 TFLOPS

GeForce 8600 GTS Mac Edition

0.093 TFLOPS

Radeon HD 6670

VS

GeForce 8600 GTS Mac Edition

Graphics Card

Apr 2011

Release Date

Sep 2007

Northern Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1008 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

32.26GB/s

Render Config

6

Compute Units

-

SM Count

4

480

Shading Units

32

24

TMUs

16

8

ROPs

8

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

6.400 GPixel/s

Pixel Rate

5.400 GPixel/s

19.20 GTexel/s

Texture Rate

10.80 GTexel/s

-

768.0 GFLOPS

FP32 (float)

92.80 GFLOPS

-

Board Design

66W

TDP

75W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI

None

Power Connectors

1x 6-pin

Graphics Processor

Turks

GPU Name

G84

Turks XT (215-0803000)

GPU Variant

G84-400-A2

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

80 nm

0.716 billion

Transistors

0.289 billion

118 mm²

Die Size

169 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

5.0

Shader Model

4.0

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