NVIDIA GeForce 945M vs ATI Mobility Radeon HD 2600 XT

VS

NVIDIA GeForce 945M

ATI Mobility Radeon HD 2600 XT

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945M and 256MB VRAM Mobility Radeon HD 2600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 945M 's Advantages

Released 8 years and 11 months late

Boost Clock1189MHz

More VRAM (1024GB vs 256GB)

264 additional rendering cores

ATI Mobility Radeon HD 2600 XT 's Advantages

Larger VRAM bandwidth (24.00GB/s vs 16.02GB/s)

Score

Benchmark

FP32 (float)

GeForce 945M +460%

0.913 TFLOPS

Mobility Radeon HD 2600 XT

0.163 TFLOPS

GeForce 945M

VS

Mobility Radeon HD 2600 XT

Graphics Card

Apr 2016

Release Date

May 2007

GeForce 900M

Generation

M7x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-II

Clock Speeds

1006 MHz

Base Clock

-

1189 MHz

Boost Clock

-

1001 MHz

Memory Clock

750 MHz

Memory

1024MB

Memory Size

256MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

128bit

16.02GB/s

Bandwidth

24.00GB/s

Render Config

-

Compute Units

3

-

384

Shading Units

120

24

TMUs

8

ROPs

4

-

64 KB (per SMM)

L1 Cache

-

1024 KB

L2 Cache

64 KB

-

Theoretical Performance

9.512 GPixel/s

Pixel Rate

2.720 GPixel/s

28.54 GTexel/s

Texture Rate

5.440 GTexel/s

-

913.2 GFLOPS

FP32 (float)

163.2 GFLOPS

28.54 GFLOPS

FP64 (double)

-

Board Design

23W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GM108

GPU Name

M76

-

GPU Variant

M76 XT-M (216XJBKA13FG)

Maxwell

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

Unknown

Transistors

0.39 billion

Unknown

Die Size

153 mm²

Graphics Features

12 (11_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

4.0

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