AMD Radeon RX Vega M GH vs NVIDIA GeForce RTX 3080 Mobile 16 GB

VS

AMD Radeon RX Vega M GH

NVIDIA GeForce RTX 3080 Mobile 16 GB

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX Vega M GH and 16GB VRAM GeForce RTX 3080 Mobile 16 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega M GH 's Advantages

Lower TDP (100W vs 115W)

NVIDIA GeForce RTX 3080 Mobile 16 GB 's Advantages

Released 2 years and 11 months late

Boost Clock has increased by 30% (1545MHz vs 1190MHz)

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (448.0GB/s vs 204.8GB/s)

4608 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX Vega M GH

3.656 TFLOPS

GeForce RTX 3080 Mobile 16 GB +419%

18.98 TFLOPS

Radeon RX Vega M GH

VS

GeForce RTX 3080 Mobile 16 GB

Graphics Card

Feb 2018

Release Date

Jan 2021

Vega

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

IGP

Bus Interface

PCIe 4.0 x16

Clock Speeds

1063 MHz

Base Clock

1110 MHz

1190 MHz

Boost Clock

1545 MHz

800 MHz

Memory Clock

1750 MHz

Memory

4GB

Memory Size

16GB

HBM2

Memory Type

GDDR6

1024bit

Memory Bus

256bit

204.8GB/s

Bandwidth

448.0GB/s

Render Config

24

Compute Units

-

SM Count

48

1536

Shading Units

6144

96

TMUs

192

64

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

16 KB (per CU)

L1 Cache

128 KB (per SM)

1024 KB

L2 Cache

4 MB

-

Theoretical Performance

76.16 GPixel/s

Pixel Rate

148.3 GPixel/s

114.2 GTexel/s

Texture Rate

296.6 GTexel/s

3.656 TFLOPS

FP16 (half)

18.98 TFLOPS

3.656 TFLOPS

FP32 (float)

18.98 TFLOPS

228.5 GFLOPS

FP64 (double)

296.6 GFLOPS

Board Design

100W

TDP

115W

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Polaris 22

GPU Name

GA104

VegaM XT (C7398773)

GPU Variant

GA104-775-A1

GCN 4.0

Architecture

Ampere

GlobalFoundries

Foundry

Samsung

14 nm

Process Size

8 nm

5 billion

Transistors

17.4 billion

208 mm²

Die Size

392 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

6.4

Shader Model

6.8

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