NVIDIA GeForce RTX 3080 Mobile 16 GB vs AMD Radeon R5 A320

VS

NVIDIA GeForce RTX 3080 Mobile 16 GB

AMD Radeon R5 A320

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Mobile 16 GB and 1024MB VRAM Radeon R5 A320 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 6 years late

Boost Clock has increased by 87% (1545MHz vs 825MHz)

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (448.0GB/s vs 16.00GB/s)

5824 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Mobile 16 GB +3494%

18.98 TFLOPS

Radeon R5 A320

0.528 TFLOPS

GeForce RTX 3080 Mobile 16 GB

VS

Radeon R5 A320

Graphics Card

Jan 2021

Release Date

Jan 2015

GeForce 30 Mobile

Generation

All-In-One

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1110 MHz

Base Clock

750 MHz

1545 MHz

Boost Clock

825 MHz

1750 MHz

Memory Clock

1000 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

64bit

448.0GB/s

Bandwidth

16.00GB/s

Render Config

-

Compute Units

5

48

SM Count

-

6144

Shading Units

320

192

TMUs

20

96

ROPs

8

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

128 KB

-

Theoretical Performance

148.3 GPixel/s

Pixel Rate

6.600 GPixel/s

296.6 GTexel/s

Texture Rate

16.50 GTexel/s

18.98 TFLOPS

FP16 (half)

-

18.98 TFLOPS

FP32 (float)

528.0 GFLOPS

296.6 GFLOPS

FP64 (double)

-

Board Design

115W

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GA104

GPU Name

Jet

GA104-775-A1

GPU Variant

Jet PRO (216-0856040)

Ampere

Architecture

GCN 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

17.4 billion

Transistors

0.69 billion

392 mm²

Die Size

56 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1 (1.2)

1.3

Vulkan

1.2.170

8.6

CUDA

-

6.8

Shader Model

6.5 (5.1)

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