AMD Radeon RX 6800S vs NVIDIA GeForce 940A

VS

AMD Radeon RX 6800S

NVIDIA GeForce 940A

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6800S and 1024MB VRAM GeForce 940A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800S 's Advantages

Released 6 years and 10 months late

Boost Clock has increased by 87% (2100MHz vs 1124MHz)

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (256.0GB/s vs 16.02GB/s)

1664 additional rendering cores

NVIDIA GeForce 940A 's Advantages

Lower TDP (33W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 6800S +896%

8.602 TFLOPS

GeForce 940A

0.863 TFLOPS

Radeon RX 6800S

VS

GeForce 940A

Graphics Card

Jan 2022

Release Date

Mar 2015

Mobility Radeon

Generation

GeForce 900A

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1800 MHz

Base Clock

1029 MHz

2100 MHz

Boost Clock

1124 MHz

2000 MHz

Memory Clock

1001 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

64bit

256.0GB/s

Bandwidth

16.02GB/s

Render Config

32

Compute Units

-

2048

Shading Units

384

128

TMUs

16

64

ROPs

8

-

32

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SMM)

2 MB

L2 Cache

1024 KB

32 MB

L3 Cache

-

Theoretical Performance

134.4 GPixel/s

Pixel Rate

8.992 GPixel/s

268.8 GTexel/s

Texture Rate

17.98 GTexel/s

17.20 TFLOPS

FP16 (half)

-

8.602 TFLOPS

FP32 (float)

863.2 GFLOPS

537.6 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

100W

TDP

33W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 23

GPU Name

GM108

-

RDNA 2.0

Architecture

Maxwell

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

Unknown

237 mm²

Die Size

Unknown

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

5.0

6.5

Shader Model

5.1

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