NVIDIA GeForce 940MX vs AMD Radeon HD 7490M

VS

NVIDIA GeForce 940MX AMD Radeon HD 7490M

We compared two Mobile platform GPUs: 2GB VRAM GeForce 940MX and 1024MB VRAM Radeon HD 7490M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 940MX 's Advantages

Released 4 years late

Boost Clock1242MHz

More VRAM (2GB vs 1GB)

224 additional rendering cores

AMD Radeon HD 7490M 's Advantages

Larger VRAM bandwidth (30.40GB/s vs 16.02GB/s)

Lower TDP (9W vs 23W)

Score

Benchmark

FP32 (float)

GeForce 940MX +272%

0.954 TFLOPS

Radeon HD 7490M

0.256 TFLOPS

GeForce 940MX

VS

Radeon HD 7490M

Graphics Card

Jan 2016

Release Date

Jan 2012

GeForce 900M

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1004 MHz

Base Clock

-

1242 MHz

Boost Clock

-

1001 MHz

Memory Clock

950 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

64bit

16.02GB/s

Bandwidth

30.40GB/s

Render Config

-

SM Count

-

Compute Units

2

384

Shading Units

160

24

TMUs

8

ROPs

4

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

128 KB

Theoretical Performance

9.936 GPixel/s

Pixel Rate

3.200 GPixel/s

29.81 GTexel/s

Texture Rate

6.400 GTexel/s

-

FP16 (half)

-

953.9 GFLOPS

FP32 (float)

256.0 GFLOPS

29.81 GFLOPS

FP64 (double)

-

Graphics Processor

GM108

GPU Name

Seymour

N16S-GTR-S

GPU Variant

Seymour XTX (216-0810005)

Maxwell

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

Unknown

Transistors

0.37 billion

Unknown

Die Size

67 mm²

Board Design

23W

TDP

9W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

5.0

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