AMD Instinct MI300A vs AMD Radeon Instinct MI100
We compared two Professional market GPUs: 128GB VRAM AMD Instinct MI300A and 32GB VRAM Radeon Instinct MI100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Instinct MI300A 's Advantages
Released 3 years and 1 months late
Boost Clock has increased by 40% (2100MHz vs 1502MHz)
More VRAM (128GB vs 32GB)
Larger VRAM bandwidth (5300GB/s vs 1229GB/s)
6912 additional rendering cores
AMD Radeon Instinct MI100 's Advantages
Lower TDP (300W vs 760W)
Score
Benchmark
FP32 (float)
AMD Instinct MI300A
+431%
122.6 TFLOPS
Radeon Instinct MI100
23.07 TFLOPS
Graphics Card
Dec 2023
Release Date
Nov 2020
Instinct
Generation
Radeon Instinct
Professional
Type
Professional
PCIe 5.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1000 MHz
Base Clock
1000 MHz
2100 MHz
Boost Clock
1502 MHz
5200 MHz
Memory Clock
1200 MHz
Memory
128GB
Memory Size
32GB
HBM3
Memory Type
HBM2
8192bit
Memory Bus
4096bit
5300GB/s
Bandwidth
1229GB/s
Render Config
228
Compute Units
120
-
-
-
14592
Shading Units
7680
880
TMUs
480
0
ROPs
64
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
16 MB
L2 Cache
8 MB
-
-
-
Theoretical Performance
0 MPixel/s
Pixel Rate
96.13 GPixel/s
1496 GTexel/s
Texture Rate
721.0 GTexel/s
980.6 TFLOPS
FP16 (half)
184.6 TFLOPS
122.6 TFLOPS
FP32 (float)
23.07 TFLOPS
61.3 TFLOPS
FP64 (double)
11.54 TFLOPS
Board Design
760W
TDP
300W
1000 W
Suggested PSU
700 W
No outputs
Outputs
No outputs
None
Power Connectors
2x 8-pin
Graphics Processor
MI300
GPU Name
Arcturus
-
GPU Variant
Arcturus XL
CDNA 3.0
Architecture
CDNA 1.0
TSMC
Foundry
TSMC
5 nm
Process Size
7 nm
146 billion
Transistors
25.6 billion
1017 mm²
Die Size
750 mm²
Graphics Features
N/A
DirectX
N/A
N/A
OpenGL
N/A
3.0
OpenCL
2.1
N/A
Vulkan
N/A
-
-
-
N/A
Shader Model
N/A
