AMD Radeon RX 6800S vs AMD Radeon RX 580X Mobile

VS

AMD Radeon RX 6800S

AMD Radeon RX 580X Mobile

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6800S and 8GB VRAM Radeon RX 580X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800S 's Advantages

Released 3 years and 9 months late

Boost Clock has increased by 95% (2100MHz vs 1077MHz)

AMD Radeon RX 580X Mobile 's Advantages

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6800S +73%

8.602 TFLOPS

Radeon RX 580X Mobile

4.963 TFLOPS

Radeon RX 6800S

VS

Radeon RX 580X Mobile

Graphics Card

Jan 2022

Release Date

Apr 2018

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1800 MHz

Base Clock

1000 MHz

2100 MHz

Boost Clock

1077 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

256.0GB/s

Bandwidth

256.0GB/s

Render Config

32

Compute Units

36

-

2048

Shading Units

2304

128

TMUs

144

64

ROPs

32

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

2 MB

32 MB

L3 Cache

-

Theoretical Performance

134.4 GPixel/s

Pixel Rate

34.46 GPixel/s

268.8 GTexel/s

Texture Rate

155.1 GTexel/s

17.20 TFLOPS

FP16 (half)

4.963 TFLOPS

8.602 TFLOPS

FP32 (float)

4.963 TFLOPS

537.6 GFLOPS

FP64 (double)

310.2 GFLOPS

Board Design

100W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

Polaris 20

-

GPU Variant

Polaris 20M XT

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

11.06 billion

Transistors

5.7 billion

237 mm²

Die Size

232 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.2

-

6.5

Shader Model

6.4

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