AMD Radeon Instinct MI300 vs NVIDIA RTX A3000 Mobile 12 GB

VS

AMD Radeon Instinct MI300 NVIDIA RTX A3000 Mobile 12 GB

We compared two Professional market GPUs: 128GB VRAM Radeon Instinct MI300 and 12GB VRAM RTX A3000 Mobile 12 GB 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 18% (1700MHz vs 1440MHz)

More VRAM (128GB vs 12GB)

Larger VRAM bandwidth (3277GB/s vs 336.0GB/s)

9984 additional rendering cores

NVIDIA RTX A3000 Mobile 12 GB 's Advantages

Lower TDP (130W vs 600W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI300 +305%

47.87 TFLOPS

RTX A3000 Mobile 12 GB

11.8 TFLOPS

Radeon Instinct MI300

VS

RTX A3000 Mobile 12 GB

Graphics Card

Jan 2023

Release Date

Mar 2022

Radeon Instinct

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

855 MHz

1700 MHz

Boost Clock

1440 MHz

1600 MHz

Memory Clock

1750 MHz

Memory

128GB

Memory Size

12GB

HBM3

Memory Type

GDDR6

8192bit

Memory Bus

192bit

3277GB/s

Bandwidth

336.0GB/s

Render Config

-

SM Count

32

220

Compute Units

-

14080

Shading Units

4096

880

TMUs

128

0

ROPs

64

880

Tensor Cores

128

-

RT Cores

32

16 KB (per CU)

L1 Cache

128 KB (per SM)

16 MB

L2 Cache

4 MB

Theoretical Performance

0 MPixel/s

Pixel Rate

92.16 GPixel/s

1496 GTexel/s

Texture Rate

184.3 GTexel/s

383.0 TFLOPS

FP16 (half)

11.80 TFLOPS

47.87 TFLOPS

FP32 (float)

11.80 TFLOPS

47.87 TFLOPS

FP64 (double)

184.3 GFLOPS

Graphics Processor

Aqua Vanjaram

GPU Name

GA104

-

GPU Variant

-

CDNA 3.0

Architecture

Ampere

TSMC

Foundry

Samsung

5 nm

Process Size

8 nm

153 billion

Transistors

17.4 billion

1017 mm²

Die Size

392 mm²

Board Design

600W

TDP

130W

1000 W

Suggested PSU

-

No outputs

Outputs

No outputs

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

6.6

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