NVIDIA GeForce GTX 980 Mobile vs NVIDIA GeForce 940MX

VS

NVIDIA GeForce GTX 980 Mobile

NVIDIA GeForce 940MX

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 980 Mobile and 2GB VRAM GeForce 940MX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980 Mobile 's Advantages

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.4GB/s vs 16.02GB/s)

1664 additional rendering cores

NVIDIA GeForce 940MX 's Advantages

Boost Clock has increased by 9% (1242MHz vs 1140MHz)

Score

Benchmark

FP32 (float)

GeForce GTX 980 Mobile +389%

4.669 TFLOPS

GeForce 940MX

0.954 TFLOPS

GeForce GTX 980 Mobile

VS

GeForce 940MX

Graphics Card

Sep 2015

Release Date

Jan 2016

GeForce 900M

Generation

GeForce 900M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

1064 MHz

Base Clock

1004 MHz

1140 MHz

Boost Clock

1242 MHz

1753 MHz

Memory Clock

1001 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

224.4GB/s

Bandwidth

16.02GB/s

Render Config

-

2048

Shading Units

384

128

TMUs

24

64

ROPs

8

-

48 KB (per SMM)

L1 Cache

64 KB (per SMM)

2 MB

L2 Cache

1024 KB

-

Theoretical Performance

72.96 GPixel/s

Pixel Rate

9.936 GPixel/s

145.9 GTexel/s

Texture Rate

29.81 GTexel/s

-

4.669 TFLOPS

FP32 (float)

953.9 GFLOPS

145.9 GFLOPS

FP64 (double)

29.81 GFLOPS

Board Design

Unknown

TDP

23W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GM204

GPU Name

GM108

N16E-GXX-A1

GPU Variant

N16S-GTR-S

Maxwell 2.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5.2 billion

Transistors

Unknown

398 mm²

Die Size

Unknown

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

5.2

CUDA

5.0

6.7 (6.4)

Shader Model

5.1

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