NVIDIA A2 vs AMD Radeon Instinct MI355X
We compared two Desktop platform GPUs: 16GB VRAM A2 and 288GB VRAM Radeon Instinct MI355X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA A2 's Advantages
Lower TDP (60W vs 1400W)
AMD Radeon Instinct MI355X 's Advantages
Released 3 years and 2 months late
Boost Clock has increased by 19% (2100MHz vs 1770MHz)
More VRAM (288GB vs 16GB)
Larger VRAM bandwidth (8.19TB/s vs 200.1GB/s)
18176 additional rendering cores
Score
Benchmark
FP32 (float)
A2
4.531 TFLOPS
Radeon Instinct MI355X
+1703%
81.72 TFLOPS
Graphics Card
Nov 2021
Release Date
Jan 2025
Quadro
Generation
Radeon Instinct
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 5.0 x16
Clock Speeds
1440 MHz
Base Clock
1000 MHz
1770 MHz
Boost Clock
2100 MHz
1563 MHz
Memory Clock
2000 MHz
Memory
16GB
Memory Size
288GB
GDDR6
Memory Type
HBM3e
128bit
Memory Bus
8192bit
200.1GB/s
Bandwidth
8.19TB/s
Render Config
-
Compute Units
304
10
SM Count
-
1280
Shading Units
19456
40
TMUs
1216
32
ROPs
0
40
Tensor Cores
1216
10
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
16 MB
-
L3 Cache
256 MB
Theoretical Performance
56.64 GPixel/s
Pixel Rate
0 MPixel/s
70.80 GTexel/s
Texture Rate
2553.6 GTexel/s
4.531 TFLOPS
FP16 (half)
653.7 TFLOPS
4.531 TFLOPS
FP32 (float)
81.72 TFLOPS
70.80 GFLOPS
FP64 (double)
81.72 TFLOPS
Board Design
60W
TDP
1400W
250 W
Suggested PSU
1800 W
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
GA107
GPU Name
Aqua Vanjaram X
-
-
-
Ampere
Architecture
CDNA 4.0
Samsung
Foundry
TSMC
8 nm
Process Size
3 nm
Unknown
Transistors
153 billion
Unknown
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
-
6.6
Shader Model
N/A
