AMD Radeon Instinct MI250 vs NVIDIA RTX A400
GPU · Specs Compare
Graphics Card
Release Date
Nov 2021
Apr 2024
Generation
Radeon Instinct
Quadro Ampere(Ax000)
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1000 MHz
1417 MHz
Boost Clock
1700 MHz
1762 MHz
Memory Clock
1600 MHz
1500 MHz
Memory
Memory Size
128GB
4GB
Memory Type
HBM2e
GDDR6
Memory Bus
8192bit
64bit
Bandwidth
3277GB/s
96.00GB/s
Render Config
Compute Units
208
—
Shading Units
13312
768
TMUs
832
24
ROPs
0
16
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
16 MB
2 MB
SM Count
—
6
Tensor Cores
—
24
RT Cores
—
6
Theoretical Performance
Pixel Rate
0 MPixel/s
28.19 GPixel/s
Texture Rate
1414 GTexel/s
42.29 GTexel/s
FP16 (half)
362.1 TFLOPS
2.706 TFLOPS
FP32 (float)
45.26 TFLOPS
2.706 TFLOPS
FP64 (double)
45.26 TFLOPS
42.29 GFLOPS
Graphics Processor
GPU Name
Aldebaran
GA107
GPU Variant
Aldebaran
—
Architecture
CDNA 2.0
Ampere
Foundry
TSMC
Samsung
Process Size
6 nm
8 nm
Transistors
58.2 billion
8.7 billion
Die Size
Unknown
200 mm²
Board Design
TDP
500W
50W
Suggested PSU
900 W
250 W
Outputs
No outputs
4x mini-DisplayPort 1.4a
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.3
Shader Model
N/A
6.8
CUDA
—
8.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.