Radeon PRO W6400 vs RTX A400
The Radeon PRO W6400 is $1 SGD cheaper than the RTX A400.
Maximum Capacity Reached. Remove a model to add another. (2/2)
Radeon PRO W6400 vs RTX A400: In-Depth Breakdown
AI Training & Compute
For model training, scientific simulation, and rendering, FP32 throughput is the key metric. The Radeon PRO W6400 delivers 3.6 TFLOPS against 3 TFLOPS for the RTX A400 — a 20% compute advantage. Training runs and heavy matrix operations will complete proportionally faster on the Radeon PRO W6400.
Price & Value
Pricing starts at $321 SGD for the Radeon PRO W6400, a $1 SGD saving over the RTX A400's $322 SGD. Teams working within a tighter budget may find that saving worth more than the spec gap, particularly if the smaller card already covers their typical workload.
Which should you buy: Radeon PRO W6400 or RTX A400?
Both cards serve similar workloads. Base your decision on whichever spec matters most: VRAM for model capacity, memory bandwidth for inference speed, and FP32 compute for training throughput.
Frequently Asked Questions
Can the Radeon PRO W6400 or RTX A400 run large language models?
Which is better for AI training?
Which should you buy: Radeon PRO W6400 or RTX A400?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon PRO W6400 | RTX A400 |
|---|---|---|
| Architecture | RDNA 2 | Ada Lovelace |
| CUDA Cores (Stream Processors / CUDA Cores) | 768 | 768 |
Memory
| Specification | Radeon PRO W6400 | RTX A400 |
|---|---|---|
| VRAM Capacity | 4 GB | 4 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 64-bit | 64-bit |
| Bandwidth | 128 GB/s | 128 GB/s |
Connectivity & Power
| Specification | Radeon PRO W6400 | RTX A400 |
|---|---|---|
| Interface | PCIe 4.0 x4 | PCIe 4.0 x16 |
| TDP | 50 W | 50 W |
| Released | Mar 2022 | Aug 2023 |
Workstation
| Specification | Radeon PRO W6400 | RTX A400 |
|---|---|---|
| FP32 (TFLOPS) | 3.6 TFLOPS✓ | 3 TFLOPS |
| ECC | Yes | Yes |
| NVLink | No | No |
| Form factor | low-profile | low-profile |