RTX A1000 vs Radeon Instinct MI355X
We compared two Desktop platform GPUs: 8GB VRAM RTX A1000 and 288GB VRAM Radeon Instinct MI355X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
RTX A1000 's Advantages
Lower TDP (50W vs 1400W)
Radeon Instinct MI355X 's Advantages
Released 9 months late
Boost Clock has increased by 44% (2100MHz vs 1462MHz)
More VRAM (288GB vs 8GB)
Larger VRAM bandwidth (8.19TB/s vs 192.0GB/s)
17152 additional rendering cores
Score
Benchmark
FP32 (float)
RTX A1000
6737
Radeon Instinct MI355X
+1113%
81720
Graphics Card
Apr 2024
Release Date
Jan 2025
Quadro Ampere
Generation
Radeon Instinct
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 5.0 x16
Clock Speeds
727 MHz
Base Clock
1000 MHz
1462 MHz
Boost Clock
2100 MHz
1500 MHz
Memory Clock
2000 MHz
Memory
8GB
Memory Size
288GB
GDDR6
Memory Type
HBM3e
128bit
Memory Bus
8192bit
192.0GB/s
Bandwidth
8.19TB/s
Render Config
-
Compute Units
304
18
SM Count
-
2304
Shading Units
19456
72
TMUs
1216
32
ROPs
0
72
Tensor Cores
1216
18
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
16 MB
-
L3 Cache
256 MB
Theoretical Performance
46.78 GPixel/s
Pixel Rate
0 MPixel/s
105.3 GTexel/s
Texture Rate
2553.6 GTexel/s
6.737 TFLOPS
FP16 (half)
653.7 TFLOPS
6.737 TFLOPS
FP32 (float)
81.72 TFLOPS
105.3 GFLOPS
FP64 (double)
81.72 TFLOPS
Board Design
50W
TDP
1400W
250 W
Suggested PSU
1800 W
4x mini-DisplayPort 1.4a
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
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
-
6.7
Shader Model
N/A