AMD Radeon Instinct MI300 vs NVIDIA RTX A5500 Mobile

VS

AMD Radeon Instinct MI300 NVIDIA RTX A5500 Mobile

We compared two Professional market GPUs: 128GB VRAM Radeon Instinct MI300 and 16GB VRAM RTX A5500 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI300 's Advantages

Released 10 months late

Boost Clock has increased by 13% (1700MHz vs 1500MHz)

More VRAM (128GB vs 16GB)

Larger VRAM bandwidth (3277GB/s vs 512.0GB/s)

6656 additional rendering cores

NVIDIA RTX A5500 Mobile 's Advantages

Lower TDP (165W vs 600W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI300 +114%

47.87 TFLOPS

RTX A5500 Mobile

22.27 TFLOPS

Radeon Instinct MI300

VS

RTX A5500 Mobile

Graphics Card

Jan 2023

Release Date

Mar 2022

Radeon Instinct

Generation

Quadro Ampere-M

Professional

Type

Professional

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

975 MHz

1700 MHz

Boost Clock

1500 MHz

1600 MHz

Memory Clock

2000 MHz

Memory

128GB

Memory Size

16GB

HBM3

Memory Type

GDDR6

8192bit

Memory Bus

256bit

3277GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

58

220

Compute Units

-

14080

Shading Units

7424

880

TMUs

232

0

ROPs

96

880

Tensor Cores

232

-

RT Cores

58

16 KB (per CU)

L1 Cache

128 KB (per SM)

16 MB

L2 Cache

4 MB

Theoretical Performance

0 MPixel/s

Pixel Rate

144.0 GPixel/s

1496 GTexel/s

Texture Rate

348.0 GTexel/s

383.0 TFLOPS

FP16 (half)

22.27 TFLOPS

47.87 TFLOPS

FP32 (float)

22.27 TFLOPS

47.87 TFLOPS

FP64 (double)

348.0 GFLOPS

Graphics Processor

Aqua Vanjaram

GPU Name

GA103

-

GPU Variant

-

CDNA 3.0

Architecture

Ampere

TSMC

Foundry

Samsung

5 nm

Process Size

8 nm

153 billion

Transistors

22 billion

1017 mm²

Die Size

496 mm²

Board Design

600W

TDP

165W

1000 W

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

2x 8-pin

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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