NVIDIA GeForce RTX 5090 Mobile vs AMD Radeon RX 6300M

VS

NVIDIA GeForce RTX 5090 Mobile

AMD Radeon RX 6300M

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 5090 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 5090 Mobile 's Advantages

Released 3 years late

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (1.01TB/s vs 72.00GB/s)

9984 additional rendering cores

AMD Radeon RX 6300M 's Advantages

Boost Clock has increased by 20% (2400MHz vs 2000MHz)

Lower TDP (35W vs 175W)

Score

Benchmark

FP32 (float)

GeForce RTX 5090 Mobile +1066%

43.01 TFLOPS

Radeon RX 6300M

3.686 TFLOPS

GeForce RTX 5090 Mobile

VS

Radeon RX 6300M

Graphics Card

Jan 2025

Release Date

Jan 2022

GeForce 50 Mobile

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

1500 MHz

Base Clock

2000 MHz

Boost Clock

2400 MHz

2500 MHz

Memory Clock

2250 MHz

Memory

16GB

Memory Size

2GB

GDDR7

Memory Type

GDDR6

256bit

Memory Bus

32bit

1.01TB/s

Bandwidth

72.00GB/s

Render Config

-

Compute Units

12

84

SM Count

-

10752

Shading Units

768

336

TMUs

48

128

ROPs

32

336

Tensor Cores

-

84

RT Cores

12

128 KB (per SM)

L1 Cache

128 KB per Array

64 MB

L2 Cache

1024 KB

-

L3 Cache

8 MB

Theoretical Performance

256.0 GPixel/s

Pixel Rate

76.80 GPixel/s

672.0 GTexel/s

Texture Rate

115.2 GTexel/s

43.01 TFLOPS

FP16 (half)

7.373 TFLOPS

43.01 TFLOPS

FP32 (float)

3.686 TFLOPS

672.0 GFLOPS

FP64 (double)

230.4 GFLOPS

Board Design

175W

TDP

35W

550 W

Suggested PSU

-

1x HDMI 2.13x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GB203

GPU Name

Navi 24

-

GPU Variant

Navi 24 XML

Blackwell 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

4 nm

Process Size

6 nm

Unknown

Transistors

5.4 billion

377 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

10.1

CUDA

-

6.8

Shader Model

6.6

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