AMD Instinct MI300A vs NVIDIA RTX A3000 Mobile
We compared two Professional market GPUs: 128GB VRAM AMD Instinct MI300A and 6GB VRAM RTX A3000 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Instinct MI300A 's Advantages
Released 2 years and 8 months late
Boost Clock has increased by 71% (2100MHz vs 1230MHz)
More VRAM (128GB vs 6GB)
Larger VRAM bandwidth (5300GB/s vs 264.0GB/s)
10496 additional rendering cores
NVIDIA RTX A3000 Mobile 's Advantages
Lower TDP (70W vs 760W)
Score
Benchmark
FP32 (float)
AMD Instinct MI300A
+1116%
122.6 TFLOPS
RTX A3000 Mobile
10.08 TFLOPS
Graphics Card
Dec 2023
Release Date
Apr 2021
Instinct
Generation
Ampere-MW
Professional
Type
Professional
PCIe 5.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1000 MHz
Base Clock
600 MHz
2100 MHz
Boost Clock
1230 MHz
5200 MHz
Memory Clock
1375 MHz
Memory
128GB
Memory Size
6GB
HBM3
Memory Type
GDDR6
8192bit
Memory Bus
192bit
5300GB/s
Bandwidth
264.0GB/s
Render Config
228
Compute Units
-
-
SM Count
32
14592
Shading Units
4096
880
TMUs
128
0
ROPs
64
-
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
78.72 GPixel/s
1496 GTexel/s
Texture Rate
157.4 GTexel/s
980.6 TFLOPS
FP16 (half)
10.08 TFLOPS
122.6 TFLOPS
FP32 (float)
10.08 TFLOPS
61.3 TFLOPS
FP64 (double)
157.4 GFLOPS
Board Design
760W
TDP
70W
1000 W
Suggested PSU
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
None
Graphics Processor
MI300
GPU Name
GA104
-
-
-
CDNA 3.0
Architecture
Ampere
TSMC
Foundry
Samsung
5 nm
Process Size
8 nm
146 billion
Transistors
17.4 billion
1017 mm²
Die Size
392 mm²
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
6.8
