NVIDIA GeForce 945M vs AMD Radeon R9 M395X

VS

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945M and 8GB VRAM Radeon R9 M395X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 945M 's Advantages

Released 11 months late

Boost Clock1189MHz

Lower TDP (23W vs 75W)

AMD Radeon R9 M395X 's Advantages

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (160.0GB/s vs 16.02GB/s)

1664 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 945M

0.913 TFLOPS

Radeon R9 M395X +224%

2.961 TFLOPS

GeForce 945M

VS

Radeon R9 M395X

Graphics Card

Apr 2016

Release Date

May 2015

GeForce 900M

Generation

Crystal System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1006 MHz

Base Clock

-

1189 MHz

Boost Clock

-

1001 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.02GB/s

Bandwidth

160.0GB/s

Render Config

-

SM Count

-

Compute Units

32

384

Shading Units

2048

24

TMUs

128

8

ROPs

32

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

Theoretical Performance

9.512 GPixel/s

Pixel Rate

23.14 GPixel/s

28.54 GTexel/s

Texture Rate

92.54 GTexel/s

-

FP16 (half)

2.961 TFLOPS

913.2 GFLOPS

FP32 (float)

2.961 TFLOPS

28.54 GFLOPS

FP64 (double)

185.1 GFLOPS

Graphics Processor

GM108

GPU Name

Amethyst

-

GPU Variant

Amethyst XT

Maxwell

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

Unknown

Transistors

5 billion

Unknown

Die Size

366 mm²

Board Design

23W

TDP

75W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

5.0

CUDA

-

5.1

Shader Model

6.3

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