AMD Radeon RX Vega M GH vs AMD Radeon RX 6800S

VS

AMD Radeon RX Vega M GH

AMD Radeon RX 6800S

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX Vega M GH and 8GB VRAM Radeon RX 6800S 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 11 months late

Boost Clock has increased by 76% (2100MHz vs 1190MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (256.0GB/s vs 204.8GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX Vega M GH

3.656 TFLOPS

Radeon RX 6800S +135%

8.602 TFLOPS

Radeon RX Vega M GH

VS

Radeon RX 6800S

Graphics Card

Feb 2018

Release Date

Jan 2022

Vega

Generation

Mobility Radeon

Mobile

Type

Mobile

IGP

Bus Interface

PCIe 4.0 x8

Clock Speeds

1063 MHz

Base Clock

1800 MHz

1190 MHz

Boost Clock

2100 MHz

800 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

8GB

HBM2

Memory Type

GDDR6

1024bit

Memory Bus

128bit

204.8GB/s

Bandwidth

256.0GB/s

Render Config

24

Compute Units

32

-

1536

Shading Units

2048

96

TMUs

128

64

ROPs

64

-

RT Cores

32

16 KB (per CU)

L1 Cache

128 KB per Array

1024 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

76.16 GPixel/s

Pixel Rate

134.4 GPixel/s

114.2 GTexel/s

Texture Rate

268.8 GTexel/s

3.656 TFLOPS

FP16 (half)

17.20 TFLOPS

3.656 TFLOPS

FP32 (float)

8.602 TFLOPS

228.5 GFLOPS

FP64 (double)

537.6 GFLOPS

Board Design

100W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Polaris 22

GPU Name

Navi 23

VegaM XT (C7398773)

GPU Variant

-

GCN 4.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

5 billion

Transistors

11.06 billion

208 mm²

Die Size

237 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

6.4

Shader Model

6.5

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