NVIDIA RTX A400 vs AMD Instinct MI300A
GPU · Specs Compare
Graphics Card
Release Date
Apr 2024
Dec 2023
Generation
Quadro Ampere(Ax000)
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
1417 MHz
1000 MHz
Boost Clock
1762 MHz
2100 MHz
Memory Clock
1500 MHz
1300 MHz
Memory
Memory Size
4GB
128GB
Memory Type
GDDR6
HBM3
Memory Bus
64bit
8192bit
Bandwidth
96.00GB/s
5.32TB/s
Render Config
SM Count
6
—
Shading Units
768
14592
TMUs
24
912
ROPs
16
0
Tensor Cores
24
—
RT Cores
6
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
2 MB
16 MB
Compute Units
—
228
L3 Cache
—
256 MB
Theoretical Performance
Pixel Rate
28.19 GPixel/s
0 MPixel/s
Texture Rate
42.29 GTexel/s
1915.2 GTexel/s
FP16 (half)
2.706 TFLOPS
653.7 TFLOPS
FP32 (float)
2.706 TFLOPS
61.29 TFLOPS
FP64 (double)
42.29 GFLOPS
30.64 TFLOPS
Graphics Processor
GPU Name
GA107
Aqua Vanjaram
Architecture
Ampere
CDNA 3.0
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
8.7 billion
153 billion
Die Size
200 mm²
1017 mm²
Board Design
TDP
50W
750W
Suggested PSU
250 W
1150 W
Outputs
4x mini-DisplayPort 1.4a
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.3
N/A
CUDA
8.6
—
Shader Model
6.8
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.