Home GPU Comparison AMD Radeon Instinct MI300 vs AMD Radeon Instinct MI250X

AMD Radeon Instinct MI300 vs AMD Radeon Instinct MI250X

We compared two Professional market GPUs: 128GB VRAM Radeon Instinct MI300 and 128GB VRAM Radeon Instinct MI250X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI300's Advantages
Released 1 years and 2 months late
AMD Radeon Instinct MI250X's Advantages
Lower TDP (500W vs 600W)

Score

Benchmark

FP32 (float)
Radeon Instinct MI300
47.87 TFLOPS
Radeon Instinct MI250X
47.87 TFLOPS
VS

Graphics Card

Jan 2023
Release Date
Nov 2021
Radeon Instinct
Generation
Radeon Instinct
Professional
Type
Professional
PCIe 5.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

1000MHz
Base Clock
1000MHz
1700MHz
Boost Clock
1700MHz
1600MHz
Memory Clock
1600MHz

Memory

128GB
Memory Size
128GB
HBM3
Memory Type
HBM2e
8192bit
Memory Bus
8192bit
3277 GB/s
Bandwidth
3277 GB/s

Render Config

-
SM Count
-
220
Compute Units
220
14080
Shading Units
14080
880
TMUs
880
0
ROPs
0
880
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
16MB
L2 Cache
16MB

Theoretical Performance

0 MPixel/s
Pixel Rate
0 MPixel/s
1496 GTexel/s
Texture Rate
1496 GTexel/s
383.0 TFLOPS
FP16 (half)
383.0 TFLOPS
47.87 TFLOPS
FP32 (float)
47.87 TFLOPS
47.87 TFLOPS
FP64 (double)
47.87 TFLOPS

Graphics Processor

Aqua Vanjaram
GPU Name
Aldebaran
-
GPU Variant
Aldebaran XT
CDNA 3.0
Architecture
CDNA 2.0
TSMC
Foundry
TSMC
5 nm
Process Size
6 nm
153,000 million
Transistors
58,200 million
1017mm²
Die Size
Unknown

Board Design

600W
TDP
500W
1000W
Suggested PSU
900W
No outputs
Outputs
No outputs
2x 8-pin
Power Connectors
2x 8-pin

Graphics Features

N/A
DirectX
N/A
N/A
OpenGL
N/A
3.0
OpenCL
3.0
N/A
Vulkan
N/A
-
CUDA
-
N/A
Shader Model
N/A

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