AMD Radeon Instinct MI300X vs NVIDIA RTX A4 Mobile

VS

AMD Radeon Instinct MI300X NVIDIA RTX A4 Mobile

We compared two Professional market GPUs: 192GB VRAM Radeon Instinct MI300X and 4GB VRAM RTX A4 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI300X 's Advantages

Released 2 years and 8 months late

Boost Clock has increased by 19% (2100MHz vs 1770MHz)

More VRAM (192GB vs 4GB)

Larger VRAM bandwidth (5171GB/s vs 224.0GB/s)

17408 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Instinct MI300X +1027%

81.72 TFLOPS

RTX A4 Mobile

7.25 TFLOPS

Radeon Instinct MI300X

VS

RTX A4 Mobile

Graphics Card

Dec 2023

Release Date

Apr 2021

Radeon Instinct

Generation

Quadro Ampere-M

Professional

Type

Professional

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1000 MHz

Base Clock

1297 MHz

2100 MHz

Boost Clock

1770 MHz

2525 MHz

Memory Clock

1750 MHz

Memory

192GB

Memory Size

4GB

HBM3

Memory Type

GDDR6

8192bit

Memory Bus

128bit

5171GB/s

Bandwidth

224.0GB/s

Render Config

-

SM Count

16

304

Compute Units

-

19456

Shading Units

2048

1216

TMUs

64

0

ROPs

32

1216

Tensor Cores

64

-

RT Cores

16

16 KB (per CU)

L1 Cache

128 KB (per SM)

16 MB

L2 Cache

2 MB

Theoretical Performance

0 MPixel/s

Pixel Rate

56.64 GPixel/s

2554 GTexel/s

Texture Rate

113.3 GTexel/s

653.7 TFLOPS

FP16 (half)

7.250 TFLOPS

81.72 TFLOPS

FP32 (float)

7.250 TFLOPS

81.72 TFLOPS

FP64 (double)

113.3 GFLOPS

Graphics Processor

Aqua Vanjaram

GPU Name

GA107

-

GPU Variant

-

CDNA 3.0

Architecture

Ampere

TSMC

Foundry

Samsung

5 nm

Process Size

8 nm

153 billion

Transistors

8.7 billion

1017 mm²

Die Size

200 mm²

Board Design

750W

TDP

Unknown

1150 W

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

3.0

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.6

N/A

Shader Model

6.7

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