NVIDIA GeForce RTX 3080 Mobile vs AMD Radeon RX 6300M

VS

NVIDIA GeForce RTX 3080 Mobile

AMD Radeon RX 6300M

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3080 Mobile and 2GB VRAM Radeon RX 6300M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Mobile 's Advantages

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 72.00GB/s)

5376 additional rendering cores

AMD Radeon RX 6300M 's Advantages

Released 1 years late

Boost Clock has increased by 55% (2400MHz vs 1545MHz)

Lower TDP (35W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Mobile +414%

18.98 TFLOPS

Radeon RX 6300M

3.686 TFLOPS

Blender

GeForce RTX 3080 Mobile +1498%

3357

Radeon RX 6300M

210

GeForce RTX 3080 Mobile

VS

Radeon RX 6300M

Graphics Card

Jan 2021

Release Date

Jan 2022

GeForce 30 Mobile

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

1110 MHz

Base Clock

2000 MHz

1545 MHz

Boost Clock

2400 MHz

1750 MHz

Memory Clock

2250 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

32bit

448.0GB/s

Bandwidth

72.00GB/s

Render Config

-

Compute Units

12

48

SM Count

-

6144

Shading Units

768

192

TMUs

48

96

ROPs

32

192

Tensor Cores

-

48

RT Cores

12

128 KB (per SM)

L1 Cache

128 KB per Array

4 MB

L2 Cache

1024 KB

-

L3 Cache

8 MB

Theoretical Performance

148.3 GPixel/s

Pixel Rate

76.80 GPixel/s

296.6 GTexel/s

Texture Rate

115.2 GTexel/s

18.98 TFLOPS

FP16 (half)

7.373 TFLOPS

18.98 TFLOPS

FP32 (float)

3.686 TFLOPS

296.6 GFLOPS

FP64 (double)

230.4 GFLOPS

Board Design

115W

TDP

35W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GA104

GPU Name

Navi 24

GA104-775-A1

GPU Variant

Navi 24 XML

Ampere

Architecture

RDNA 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

6 nm

17.4 billion

Transistors

5.4 billion

392 mm²

Die Size

107 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.3

Vulkan

1.3

8.6

CUDA

-

6.6

Shader Model

6.6

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