NVIDIA GeForce 940M vs AMD Radeon HD 6625M

VS

NVIDIA GeForce 940M

AMD Radeon HD 6625M

We compared two Mobile platform GPUs: 2GB VRAM GeForce 940M and 1024MB VRAM Radeon HD 6625M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 940M 's Advantages

Released 4 years and 2 months late

Boost Clock1098MHz

More VRAM (2GB vs 1024GB)

32 additional rendering cores

AMD Radeon HD 6625M 's Advantages

Larger VRAM bandwidth (25.60GB/s vs 14.40GB/s)

Lower TDP (26W vs 75W)

Score

Benchmark

FP32 (float)

GeForce 940M +160%

1.124 TFLOPS

Radeon HD 6625M

0.432 TFLOPS

GeForce 940M

VS

Radeon HD 6625M

Graphics Card

Mar 2015

Release Date

Jan 2011

GeForce 900M

Generation

Vancouver

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

1020 MHz

Base Clock

-

1098 MHz

Boost Clock

-

900 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

DDR3

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

6

-

512

Shading Units

480

32

TMUs

24

16

ROPs

8

-

64 KB (per SMM)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

17.57 GPixel/s

Pixel Rate

3.600 GPixel/s

35.14 GTexel/s

Texture Rate

10.80 GTexel/s

-

1124 GFLOPS

FP32 (float)

432.0 GFLOPS

35.14 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

26W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GM107

GPU Name

Whistler

N16S-GT1-KB-B

GPU Variant

Whistler LP

Maxwell

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.87 billion

Transistors

0.716 billion

148 mm²

Die Size

104 mm²

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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