NVIDIA GeForce 940MX vs AMD Radeon HD 6650A

VS

NVIDIA GeForce 940MX AMD Radeon HD 6650A

We compared two Mobile platform GPUs: 2GB VRAM GeForce 940MX and 1024MB VRAM Radeon HD 6650A 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 and 9 months late

Boost Clock1242MHz

More VRAM (2GB vs 1GB)

Lower TDP (23W vs 45W)

AMD Radeon HD 6650A 's Advantages

Larger VRAM bandwidth (28.80GB/s vs 16.02GB/s)

96 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 940MX +65%

0.954 TFLOPS

Radeon HD 6650A

0.576 TFLOPS

GeForce 940MX

VS

Radeon HD 6650A

Graphics Card

Jan 2016

Release Date

Apr 2011

GeForce 900M

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-A (3.0)

Clock Speeds

1004 MHz

Base Clock

-

1242 MHz

Boost Clock

-

1001 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

DDR3

64bit

Memory Bus

128bit

16.02GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

-

Compute Units

6

384

Shading Units

480

24

TMUs

24

8

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

256 KB

Theoretical Performance

9.936 GPixel/s

Pixel Rate

4.800 GPixel/s

29.81 GTexel/s

Texture Rate

14.40 GTexel/s

-

FP16 (half)

-

953.9 GFLOPS

FP32 (float)

576.0 GFLOPS

29.81 GFLOPS

FP64 (double)

-

Graphics Processor

GM108

GPU Name

Onega

N16S-GTR-S

GPU Variant

-

Maxwell

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

Unknown

Transistors

0.716 billion

Unknown

Die Size

118 mm²

Board Design

23W

TDP

45W

-

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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