NVIDIA GeForce RTX 3080 Mobile 16 GB vs AMD Radeon RX 5500M

VS

NVIDIA GeForce RTX 3080 Mobile 16 GB

AMD Radeon RX 5500M

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Mobile 16 GB and 4GB VRAM Radeon RX 5500M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Mobile 16 GB 's Advantages

Released 1 years and 3 months late

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (448.0GB/s vs 224.0GB/s)

4736 additional rendering cores

AMD Radeon RX 5500M 's Advantages

Boost Clock has increased by 6% (1645MHz vs 1545MHz)

Lower TDP (85W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Mobile 16 GB +309%

18.98 TFLOPS

Radeon RX 5500M

4.632 TFLOPS

GeForce RTX 3080 Mobile 16 GB

VS

Radeon RX 5500M

Graphics Card

Jan 2021

Release Date

Oct 2019

GeForce 30 Mobile

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1110 MHz

Base Clock

1375 MHz

1545 MHz

Boost Clock

1645 MHz

1750 MHz

Memory Clock

1750 MHz

Memory

16GB

Memory Size

4GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

224.0GB/s

Render Config

-

Compute Units

22

48

SM Count

-

6144

Shading Units

1408

192

TMUs

88

96

ROPs

32

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

-

4 MB

L2 Cache

2 MB

-

Theoretical Performance

148.3 GPixel/s

Pixel Rate

52.64 GPixel/s

296.6 GTexel/s

Texture Rate

144.8 GTexel/s

18.98 TFLOPS

FP16 (half)

9.265 TFLOPS

18.98 TFLOPS

FP32 (float)

4.632 TFLOPS

296.6 GFLOPS

FP64 (double)

289.5 GFLOPS

Board Design

115W

TDP

85W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GA104

GPU Name

Navi 14

GA104-775-A1

GPU Variant

Navi 14 XTM

Ampere

Architecture

RDNA 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

7 nm

17.4 billion

Transistors

6.4 billion

392 mm²

Die Size

158 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

8.6

CUDA

-

6.8

Shader Model

6.5

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