AMD Radeon RX 7800M vs NVIDIA GeForce 940M

VS

AMD Radeon RX 7800M

NVIDIA GeForce 940M

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 7800M and 2GB VRAM GeForce 940M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800M 's Advantages

Released 9 years and 6 months late

Boost Clock has increased by 95% (2145MHz vs 1098MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (432GB/s vs 14.40GB/s)

3328 additional rendering cores

NVIDIA GeForce 940M 's Advantages

Lower TDP (75W vs 180W)

Score

Benchmark

FP32 (float)

Radeon RX 7800M +3091%

35.87 TFLOPS

GeForce 940M

1.124 TFLOPS

Radeon RX 7800M

VS

GeForce 940M

Graphics Card

Sep 2024

Release Date

Mar 2015

Navi Mobile

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1825 MHz

Base Clock

1020 MHz

2145 MHz

Boost Clock

1098 MHz

2250 MHz

Memory Clock

900 MHz

Memory

12GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

192bit

Memory Bus

64bit

432GB/s

Bandwidth

14.40GB/s

Render Config

60

Compute Units

-

3840

Shading Units

512

240

TMUs

32

96

ROPs

16

-

60

RT Cores

-

256 KB per Array

L1 Cache

64 KB (per SMM)

6 MB

L2 Cache

2 MB

48 MB

L3 Cache

-

Theoretical Performance

401.3 GPixel/s

Pixel Rate

17.57 GPixel/s

560.4 GTexel/s

Texture Rate

35.14 GTexel/s

71.73 TFLOPS

FP16 (half)

-

35.87 TFLOPS

FP32 (float)

1124 GFLOPS

1121 GFLOPS

FP64 (double)

35.14 GFLOPS

Board Design

180W

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 32

GPU Name

GM107

Navi 32

GPU Variant

N16S-GT1-KB-B

RDNA 3.0

Architecture

Maxwell

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

28.1 billion

Transistors

1.87 billion

529 mm²

Die Size

148 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

5.0

6.7

Shader Model

5.1

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