NVIDIA GeForce 945M vs ATI Mobility Radeon HD 4670

VS

NVIDIA GeForce 945M

ATI Mobility Radeon HD 4670

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945M and 512MB VRAM Mobility Radeon HD 4670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 945M 's Advantages

Released 7 years and 3 months late

Boost Clock1189MHz

More VRAM (1024GB vs 512GB)

64 additional rendering cores

Lower TDP (23W vs 35W)

ATI Mobility Radeon HD 4670 's Advantages

Larger VRAM bandwidth (25.60GB/s vs 16.02GB/s)

Score

Benchmark

FP32 (float)

GeForce 945M +111%

0.913 TFLOPS

Mobility Radeon HD 4670

0.432 TFLOPS

GeForce 945M

VS

Mobility Radeon HD 4670

Graphics Card

Apr 2016

Release Date

Jan 2009

GeForce 900M

Generation

M9x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-A (3.0)

Clock Speeds

1006 MHz

Base Clock

-

1189 MHz

Boost Clock

-

1001 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

128bit

16.02GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

4

-

384

Shading Units

320

24

TMUs

32

8

ROPs

8

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

128 KB

-

Theoretical Performance

9.512 GPixel/s

Pixel Rate

5.400 GPixel/s

28.54 GTexel/s

Texture Rate

21.60 GTexel/s

-

913.2 GFLOPS

FP32 (float)

432.0 GFLOPS

28.54 GFLOPS

FP64 (double)

-

Board Design

23W

TDP

35W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM108

GPU Name

M96

-

GPU Variant

M96 XT (216-0729051)

Maxwell

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

Unknown

Transistors

0.514 billion

Unknown

Die Size

146 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

4.1

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