NVIDIA GeForce 940M vs AMD Radeon R9 M290X Mac Edition

VS

NVIDIA GeForce 940M

AMD Radeon R9 M290X Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM GeForce 940M and 2GB VRAM Radeon R9 M290X 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 Clock has increased by 13% (1098MHz vs 975MHz)

Lower TDP (75W vs 80W)

AMD Radeon R9 M290X Mac Edition 's Advantages

Larger VRAM bandwidth (174.7GB/s vs 14.40GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 940M

1.124 TFLOPS

Radeon R9 M290X Mac Edition +77%

1.997 TFLOPS

GeForce 940M

VS

Radeon R9 M290X Mac Edition

Graphics Card

Mar 2015

Release Date

Nov 2014

GeForce 900M

Generation

Crystal System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

1020 MHz

Base Clock

850 MHz

1098 MHz

Boost Clock

975 MHz

900 MHz

Memory Clock

1365 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

174.7GB/s

Render Config

-

Compute Units

16

-

512

Shading Units

1024

32

TMUs

64

16

ROPs

32

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

17.57 GPixel/s

Pixel Rate

31.20 GPixel/s

35.14 GTexel/s

Texture Rate

62.40 GTexel/s

-

1124 GFLOPS

FP32 (float)

1.997 TFLOPS

35.14 GFLOPS

FP64 (double)

124.8 GFLOPS

Board Design

75W

TDP

80W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GM107

GPU Name

Pitcairn

N16S-GT1-KB-B

GPU Variant

Pitcairn PRO (215-0828062)

Maxwell

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

2.8 billion

148 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

5.0

CUDA

-

5.1

Shader Model

5.1

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