NVIDIA RTX A400 vs AMD Radeon Instinct MI300A
We compared two Desktop platform GPUs: 4GB VRAM RTX A400 and 192GB VRAM Radeon Instinct MI300A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA RTX A400 's Advantages
Lower TDP (50W vs 750W)
AMD Radeon Instinct MI300A 's Advantages
Boost Clock has increased by 19% (2100MHz vs 1762MHz)
More VRAM (192GB vs 4GB)
Larger VRAM bandwidth (10.3TB/s vs 96.00GB/s)
18688 additional rendering cores
Score
Benchmark
FP32 (float)
RTX A400
2.706 TFLOPS
Radeon Instinct MI300A
+2919%
81.72 TFLOPS
Graphics Card
Apr 2024
Release Date
Dec 2023
Quadro Ampere(Ax000)
Generation
Radeon Instinct
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 5.0 x16
Clock Speeds
1417 MHz
Base Clock
1000 MHz
1762 MHz
Boost Clock
2100 MHz
1500 MHz
Memory Clock
2525 MHz
Memory
4GB
Memory Size
192GB
GDDR6
Memory Type
HBM3
64bit
Memory Bus
8192bit
96.00GB/s
Bandwidth
10.3TB/s
Render Config
-
Compute Units
304
6
SM Count
-
768
Shading Units
19456
24
TMUs
1216
16
ROPs
0
24
Tensor Cores
1216
6
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
16 MB
-
L3 Cache
256 MB
Theoretical Performance
28.19 GPixel/s
Pixel Rate
0 MPixel/s
42.29 GTexel/s
Texture Rate
2554 GTexel/s
2.706 TFLOPS
FP16 (half)
653.7 TFLOPS
2.706 TFLOPS
FP32 (float)
81.72 TFLOPS
42.29 GFLOPS
FP64 (double)
81.72 TFLOPS
Board Design
50W
TDP
750W
250 W
Suggested PSU
1150 W
4x mini-DisplayPort 1.4a
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
GA107
GPU Name
Aqua Vanjaram
-
-
-
Ampere
Architecture
CDNA 3.0
Samsung
Foundry
TSMC
8 nm
Process Size
5 nm
8.7 billion
Transistors
153 billion
200 mm²
Die Size
1017 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
N/A
4.6
OpenGL
N/A
3.0
OpenCL
3.0
1.3
Vulkan
N/A
8.6
CUDA
-
6.8
Shader Model
N/A
