NVIDIA GeForce GTX 580M vs ATI Mobility Radeon HD 2600 XT Mac Edition

VS

NVIDIA GeForce GTX 580M

ATI Mobility Radeon HD 2600 XT Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 580M and 256MB VRAM Mobility Radeon HD 2600 XT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 580M 's Advantages

Released 3 years and 11 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (96.00GB/s vs 21.92GB/s)

264 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 580M +561%

0.952 TFLOPS

Mobility Radeon HD 2600 XT Mac Edition

0.144 TFLOPS

GeForce GTX 580M

VS

Mobility Radeon HD 2600 XT Mac Edition

Graphics Card

Jun 2011

Release Date

Jul 2007

GeForce 500M

Generation

M7x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-II

Clock Speeds

-

750 MHz

Memory Clock

685 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

96.00GB/s

Bandwidth

21.92GB/s

Render Config

-

Compute Units

3

8

SM Count

-

384

Shading Units

120

64

TMUs

8

32

ROPs

4

-

64 KB (per SM)

L1 Cache

-

512 KB

L2 Cache

64 KB

-

Theoretical Performance

9.920 GPixel/s

Pixel Rate

2.400 GPixel/s

39.68 GTexel/s

Texture Rate

4.800 GTexel/s

-

952.3 GFLOPS

FP32 (float)

144.0 GFLOPS

79.36 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GF114

GPU Name

M76

N12E-GTX2-A1

GPU Variant

M76 XT-M (216XJBKA13FG)

Fermi 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

1.95 billion

Transistors

0.39 billion

332 mm²

Die Size

153 mm²

Graphics Features

12 (11_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

4.0

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