AMD Instinct MI300A vs AMD Radeon Instinct MI6

VS

AMD Instinct MI300A AMD Radeon Instinct MI6

We compared two Professional market GPUs: 128GB VRAM AMD Instinct MI300A and 8GB VRAM Radeon Instinct MI6 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Instinct MI300A 's Advantages

Released 7 years late

Boost Clock has increased by 70% (2100MHz vs 1233MHz)

More VRAM (128GB vs 8GB)

Larger VRAM bandwidth (5300GB/s vs 224.0GB/s)

12288 additional rendering cores

AMD Radeon Instinct MI6 's Advantages

Lower TDP (150W vs 760W)

Score

Benchmark

FP32 (float)

AMD Instinct MI300A +2057%

122.6 TFLOPS

Radeon Instinct MI6

5.682 TFLOPS

AMD Instinct MI300A

VS

Radeon Instinct MI6

Graphics Card

Dec 2023

Release Date

Dec 2016

Instinct

Generation

Radeon Instinct

Professional

Type

Professional

PCIe 5.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

1120 MHz

2100 MHz

Boost Clock

1233 MHz

5200 MHz

Memory Clock

1750 MHz

Memory

128GB

Memory Size

8GB

HBM3

Memory Type

GDDR5

8192bit

Memory Bus

256bit

5300GB/s

Bandwidth

224.0GB/s

Render Config

-

SM Count

-

228

Compute Units

36

14592

Shading Units

2304

880

TMUs

144

0

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

16 MB

L2 Cache

2 MB

Theoretical Performance

0 MPixel/s

Pixel Rate

39.46 GPixel/s

1496 GTexel/s

Texture Rate

177.6 GTexel/s

980.6 TFLOPS

FP16 (half)

5.682 TFLOPS

122.6 TFLOPS

FP32 (float)

5.682 TFLOPS

61.3 TFLOPS

FP64 (double)

355.1 GFLOPS

Graphics Processor

MI300

GPU Name

Ellesmere

-

GPU Variant

Ellesmere XT

CDNA 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

5 nm

Process Size

14 nm

146 billion

Transistors

5.7 billion

1017 mm²

Die Size

232 mm²

Board Design

760W

TDP

150W

1000 W

Suggested PSU

450 W

No outputs

Outputs

No outputs

None

Power Connectors

1x 6-pin

Graphics Features

N/A

DirectX

12 (12_0)

N/A

OpenGL

4.6

3.0

OpenCL

2.1

N/A

Vulkan

1.2

-

CUDA

-

N/A

Shader Model

6.4

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