NVIDIA GeForce 940MX vs AMD Radeon HD 6970M Mac Edition

VS

NVIDIA GeForce 940MX

AMD Radeon HD 6970M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM GeForce 940MX and 2GB VRAM Radeon HD 6970M Mac Edition 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 5 months late

Boost Clock1242MHz

Lower TDP (23W vs 75W)

AMD Radeon HD 6970M Mac Edition 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 16.02GB/s)

576 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 940MX

0.954 TFLOPS

Radeon HD 6970M Mac Edition +36%

1.306 TFLOPS

GeForce 940MX

VS

Radeon HD 6970M Mac Edition

Graphics Card

Jan 2016

Release Date

Aug 2011

GeForce 900M

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1004 MHz

Base Clock

-

1242 MHz

Boost Clock

-

1001 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.02GB/s

Bandwidth

115.2GB/s

Render Config

-

Compute Units

12

-

384

Shading Units

960

24

TMUs

48

8

ROPs

32

-

64 KB (per SMM)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

9.936 GPixel/s

Pixel Rate

21.76 GPixel/s

29.81 GTexel/s

Texture Rate

32.64 GTexel/s

-

953.9 GFLOPS

FP32 (float)

1306 GFLOPS

29.81 GFLOPS

FP64 (double)

-

Board Design

23W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GM108

GPU Name

Blackcomb

N16S-GTR-S

GPU Variant

Blackcomb XT (216-0811000)

Maxwell

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

Unknown

Transistors

1.7 billion

Unknown

Die Size

212 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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