NVIDIA GeForce 8600M GS vs AMD Radeon HD 6490M Mac Edition

VS

NVIDIA GeForce 8600M GS

AMD Radeon HD 6490M Mac Edition

We compared two Mobile platform GPUs: 512MB VRAM GeForce 8600M GS and 256MB VRAM Radeon HD 6490M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8600M GS 's Advantages

More VRAM (512GB vs 256GB)

AMD Radeon HD 6490M Mac Edition 's Advantages

Released 4 years late

Larger VRAM bandwidth (25.41GB/s vs 12.80GB/s)

144 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8600M GS

0.029 TFLOPS

Radeon HD 6490M Mac Edition +727%

0.24 TFLOPS

GeForce 8600M GS

VS

Radeon HD 6490M Mac Edition

Graphics Card

May 2007

Release Date

May 2011

GeForce 8M

Generation

Vancouver

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

794 MHz

Memory

512MB

Memory Size

256MB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

64bit

12.80GB/s

Bandwidth

25.41GB/s

Render Config

-

Compute Units

2

1

SM Count

-

16

Shading Units

160

8

TMUs

8

4

ROPs

4

-

L1 Cache

8 KB (per CU)

32 KB

L2 Cache

128 KB

-

Theoretical Performance

1.800 GPixel/s

Pixel Rate

3.000 GPixel/s

3.600 GTexel/s

Texture Rate

6.000 GTexel/s

-

28.80 GFLOPS

FP32 (float)

240.0 GFLOPS

-

Board Design

20W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

G86

GPU Name

Seymour

G86-770-A2

GPU Variant

Seymour XTX M2 (216-0809000)

Tesla

Architecture

TeraScale 2

TSMC

Foundry

TSMC

80 nm

Process Size

40 nm

0.21 billion

Transistors

0.37 billion

127 mm²

Die Size

67 mm²

Graphics Features

11.1 (10_0)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

1.1

CUDA

-

4.0

Shader Model

5.0

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