AMD Radeon RX 6800S vs NVIDIA GeForce RTX 4080 Mobile

VS

AMD Radeon RX 6800S NVIDIA GeForce RTX 4080 Mobile

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6800S and 12GB VRAM GeForce RTX 4080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800S 's Advantages

Boost Clock has increased by 26% (2100MHz vs 1665MHz)

Lower TDP (100W vs 110W)

NVIDIA GeForce RTX 4080 Mobile 's Advantages

Released 1 years late

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (432.0GB/s vs 256.0GB/s)

5376 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6800S

8.602 TFLOPS

GeForce RTX 4080 Mobile +187%

24.72 TFLOPS

3DMark Time Spy

Radeon RX 6800S

8695

GeForce RTX 4080 Mobile +118%

18974

Blender

Radeon RX 6800S

2133

GeForce RTX 4080 Mobile +182%

6033

Radeon RX 6800S

VS

GeForce RTX 4080 Mobile

Graphics Card

Jan 2022

Release Date

Jan 2023

Mobility Radeon

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1800 MHz

Base Clock

1290 MHz

2100 MHz

Boost Clock

1665 MHz

2000 MHz

Memory Clock

2250 MHz

Memory

8GB

Memory Size

12GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

192bit

256.0GB/s

Bandwidth

432.0GB/s

Render Config

-

SM Count

58

32

Compute Units

-

2048

Shading Units

7424

128

TMUs

232

64

ROPs

80

-

Tensor Cores

232

32

RT Cores

58

128 KB per Array

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

48 MB

Theoretical Performance

134.4 GPixel/s

Pixel Rate

133.2 GPixel/s

268.8 GTexel/s

Texture Rate

386.3 GTexel/s

17.20 TFLOPS

FP16 (half)

24.72 TFLOPS

8.602 TFLOPS

FP32 (float)

24.72 TFLOPS

537.6 GFLOPS

FP64 (double)

386.3 GFLOPS

Graphics Processor

Navi 23

GPU Name

AD104

-

GPU Variant

GN21-X9

RDNA 2.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

7 nm

Process Size

4 nm

11.06 billion

Transistors

35.8 billion

237 mm²

Die Size

295 mm²

Board Design

100W

TDP

110W

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.9

6.5

Shader Model

6.7

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