NVIDIA GeForce 620M vs ATI Mobility Radeon HD 2600 XT Mac Edition

VS

NVIDIA GeForce 620M ATI Mobility Radeon HD 2600 XT Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 620M 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 620M 's Advantages

Released 4 years and 8 months late

More VRAM (1024GB vs 256GB)

ATI Mobility Radeon HD 2600 XT Mac Edition 's Advantages

Larger VRAM bandwidth (21.92GB/s vs 14.40GB/s)

24 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 620M +66%

0.24 TFLOPS

Mobility Radeon HD 2600 XT Mac Edition

0.144 TFLOPS

GeForce 620M

VS

Mobility Radeon HD 2600 XT Mac Edition

Graphics Card

Mar 2012

Release Date

Jul 2007

GeForce 600M

Generation

M7x

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-II

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

685 MHz

Memory

1024MB

Memory Size

256MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

21.92GB/s

Render Config

2

SM Count

-

Compute Units

3

96

Shading Units

120

16

TMUs

8

ROPs

4

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

-

128 KB

L2 Cache

64 KB

Theoretical Performance

2.500 GPixel/s

Pixel Rate

2.400 GPixel/s

10.00 GTexel/s

Texture Rate

4.800 GTexel/s

-

FP16 (half)

-

240.0 GFLOPS

FP32 (float)

144.0 GFLOPS

20.00 GFLOPS

FP64 (double)

-

Graphics Processor

GF117

GPU Name

M76

N13P-GLP

GPU Variant

M76 XT-M (216XJBKA13FG)

Fermi 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

0.585 billion

Transistors

0.39 billion

116 mm²

Die Size

153 mm²

Board Design

15W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

-

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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