AMD Radeon HD 6450 OEM vs NVIDIA GeForce 8600 GT Mac Edition

VS

AMD Radeon HD 6450 OEM

NVIDIA GeForce 8600 GT Mac Edition

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 6450 OEM 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

AMD Radeon HD 6450 OEM 's Advantages

Released 3 years and 10 months late

More VRAM (512GB vs 128GB)

128 additional rendering cores

Lower TDP (18W vs 47W)

NVIDIA GeForce 8600 GT Mac Edition 's Advantages

Larger VRAM bandwidth (24.00GB/s vs 8.528GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6450 OEM +115%

0.2 TFLOPS

GeForce 8600 GT Mac Edition

0.093 TFLOPS

Radeon HD 6450 OEM

VS

GeForce 8600 GT Mac Edition

Graphics Card

Feb 2011

Release Date

Apr 2007

Northern Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

533 MHz

Memory Clock

750 MHz

Memory

512MB

Memory Size

128MB

GDDR3

Memory Type

GDDR3

64bit

Memory Bus

128bit

8.528GB/s

Bandwidth

24.00GB/s

Render Config

2

Compute Units

-

SM Count

4

160

Shading Units

32

8

TMUs

16

4

ROPs

8

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

32 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

4.800 GPixel/s

5.000 GTexel/s

Texture Rate

9.600 GTexel/s

-

200.0 GFLOPS

FP32 (float)

92.80 GFLOPS

-

Board Design

18W

TDP

47W

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI

None

Power Connectors

None

Graphics Processor

Caicos

GPU Name

G84

Junbonator

GPU Variant

G84-303-A2

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

80 nm

0.37 billion

Transistors

0.289 billion

67 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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