NVIDIA RTX A4500 Mobile vs AMD Instinct MI300X

VS

NVIDIA RTX A4500 Mobile AMD Instinct MI300X

We compared two Professional market GPUs: 16GB VRAM RTX A4500 Mobile and 192GB VRAM AMD Instinct MI300X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4500 Mobile 's Advantages

Lower TDP (140W vs 750W)

AMD Instinct MI300X 's Advantages

Released 1 years and 9 months late

Boost Clock has increased by 40% (2100MHz vs 1500MHz)

More VRAM (192GB vs 16GB)

Larger VRAM bandwidth (5300GB/s vs 512.0GB/s)

13568 additional rendering cores

Score

Benchmark

FP32 (float)

RTX A4500 Mobile

17.66 TFLOPS

AMD Instinct MI300X +825%

163.4 TFLOPS

RTX A4500 Mobile

VS

AMD Instinct MI300X

Graphics Card

Mar 2022

Release Date

Dec 2023

Quadro Ampere-M

Generation

Instinct

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

930 MHz

Base Clock

1000 MHz

1500 MHz

Boost Clock

2100 MHz

2000 MHz

Memory Clock

5200 MHz

Memory

16GB

Memory Size

192GB

GDDR6

Memory Type

HBM3

256bit

Memory Bus

8192bit

512.0GB/s

Bandwidth

5300GB/s

Render Config

46

SM Count

-

Compute Units

304

5888

Shading Units

19456

184

TMUs

880

96

ROPs

0

184

Tensor Cores

-

46

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

16 MB

Theoretical Performance

144.0 GPixel/s

Pixel Rate

0 MPixel/s

276.0 GTexel/s

Texture Rate

1496 GTexel/s

17.66 TFLOPS

FP16 (half)

1300 TFLOPS

17.66 TFLOPS

FP32 (float)

163.4 TFLOPS

276.0 GFLOPS

FP64 (double)

81.7 TFLOPS

Graphics Processor

GA104

GPU Name

MI300

-

GPU Variant

-

Ampere

Architecture

CDNA 3.0

Samsung

Foundry

TSMC

8 nm

Process Size

5 nm

17.4 billion

Transistors

146 billion

392 mm²

Die Size

1017 mm²

Board Design

140W

TDP

750W

-

Suggested PSU

1000 W

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

N/A

4.6

OpenGL

N/A

3.0

OpenCL

3.0

1.3

Vulkan

N/A

8.6

CUDA

-

6.7

Shader Model

N/A

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