NVIDIA GeForce 940M vs AMD Radeon R9 M295X Mac Edition

VS

NVIDIA GeForce 940M AMD Radeon R9 M295X Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM GeForce 940M and 4GB VRAM Radeon R9 M295X Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 940M 's Advantages

Boost Clock1098MHz

Lower TDP (75W vs 250W)

AMD Radeon R9 M295X Mac Edition 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (174.3GB/s vs 14.40GB/s)

1536 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 940M

1.124 TFLOPS

Radeon R9 M295X Mac Edition +209%

3.482 TFLOPS

GeForce 940M

VS

Radeon R9 M295X Mac Edition

Graphics Card

Mar 2015

Release Date

Nov 2014

GeForce 900M

Generation

Crystal System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

1020 MHz

Base Clock

-

1098 MHz

Boost Clock

-

900 MHz

Memory Clock

1362 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

174.3GB/s

Render Config

-

SM Count

-

Compute Units

32

512

Shading Units

2048

32

TMUs

128

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

Theoretical Performance

17.57 GPixel/s

Pixel Rate

27.20 GPixel/s

35.14 GTexel/s

Texture Rate

108.8 GTexel/s

-

FP16 (half)

3.482 TFLOPS

1124 GFLOPS

FP32 (float)

3.482 TFLOPS

35.14 GFLOPS

FP64 (double)

217.6 GFLOPS

Graphics Processor

GM107

GPU Name

Amethyst

N16S-GT1-KB-B

GPU Variant

Amethyst XT

Maxwell

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

5 billion

148 mm²

Die Size

366 mm²

Board Design

75W

TDP

250W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

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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