AMD Instinct MI300A vs NVIDIA Quadro M620 Mobile
We compared two Professional market GPUs: 128GB VRAM AMD Instinct MI300A and 2GB VRAM Quadro M620 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Instinct MI300A 's Advantages
Released 6 years and 11 months late
Boost Clock has increased by 115% (2100MHz vs 977MHz)
More VRAM (128GB vs 2GB)
Larger VRAM bandwidth (5300GB/s vs 80.19GB/s)
14080 additional rendering cores
NVIDIA Quadro M620 Mobile 's Advantages
Lower TDP (30W vs 760W)
Score
Benchmark
FP32 (float)
AMD Instinct MI300A
+12160%
122.6 TFLOPS
Quadro M620 Mobile
1 TFLOPS
Graphics Card
Dec 2023
Release Date
Jan 2017
Instinct
Generation
Quadro Mobile
Professional
Type
Professional
PCIe 5.0 x16
Bus Interface
MXM-A (3.0)
Clock Speeds
1000 MHz
Base Clock
756 MHz
2100 MHz
Boost Clock
977 MHz
5200 MHz
Memory Clock
1253 MHz
Memory
128GB
Memory Size
2GB
HBM3
Memory Type
GDDR5
8192bit
Memory Bus
128bit
5300GB/s
Bandwidth
80.19GB/s
Render Config
228
Compute Units
-
-
-
-
14592
Shading Units
512
880
TMUs
32
0
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
64 KB (per SMM)
16 MB
L2 Cache
2 MB
-
-
-
Theoretical Performance
0 MPixel/s
Pixel Rate
15.63 GPixel/s
1496 GTexel/s
Texture Rate
31.26 GTexel/s
980.6 TFLOPS
FP16 (half)
-
122.6 TFLOPS
FP32 (float)
1000 GFLOPS
61.3 TFLOPS
FP64 (double)
31.26 GFLOPS
Board Design
760W
TDP
30W
1000 W
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
MI300
GPU Name
GM107
-
-
-
CDNA 3.0
Architecture
Maxwell
TSMC
Foundry
TSMC
5 nm
Process Size
28 nm
146 billion
Transistors
1.87 billion
1017 mm²
Die Size
148 mm²
Graphics Features
N/A
DirectX
12 (11_0)
N/A
OpenGL
4.6
3.0
OpenCL
3.0
N/A
Vulkan
1.3
-
CUDA
5.0
N/A
Shader Model
5.1
