NVIDIA GeForce 940MX vs AMD Radeon RX 6800M

VS

NVIDIA GeForce 940MX AMD Radeon RX 6800M

We compared two Mobile platform GPUs: 2GB VRAM GeForce 940MX and 12GB VRAM Radeon RX 6800M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 940MX 's Advantages

Lower TDP (23W vs 145W)

AMD Radeon RX 6800M 's Advantages

Released 5 years and 4 months late

Boost Clock has increased by 92% (2390MHz vs 1242MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (384.0GB/s vs 16.02GB/s)

2176 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 940MX

0.954 TFLOPS

Radeon RX 6800M +1183%

12.24 TFLOPS

3DMark Time Spy

GeForce 940MX

584

Radeon RX 6800M +1828%

11264

Blender

GeForce 940MX

61

Radeon RX 6800M +2313%

1472

GeForce 940MX

VS

Radeon RX 6800M

Graphics Card

Jan 2016

Release Date

May 2021

GeForce 900M

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1004 MHz

Base Clock

2116 MHz

1242 MHz

Boost Clock

2390 MHz

1001 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

12GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

192bit

16.02GB/s

Bandwidth

384.0GB/s

Render Config

-

SM Count

-

Compute Units

40

384

Shading Units

2560

24

TMUs

160

8

ROPs

64

-

Tensor Cores

-

RT Cores

40

64 KB (per SMM)

L1 Cache

128 KB per Array

1024 KB

L2 Cache

3 MB

Theoretical Performance

9.936 GPixel/s

Pixel Rate

153.0 GPixel/s

29.81 GTexel/s

Texture Rate

382.4 GTexel/s

-

FP16 (half)

24.47 TFLOPS

953.9 GFLOPS

FP32 (float)

12.24 TFLOPS

29.81 GFLOPS

FP64 (double)

764.8 GFLOPS

Graphics Processor

GM108

GPU Name

Navi 22

N16S-GTR-S

GPU Variant

Navi 22 XTM

Maxwell

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

Unknown

Transistors

17.2 billion

Unknown

Die Size

335 mm²

Board Design

23W

TDP

145W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

5.0

CUDA

-

5.1

Shader Model

6.5

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