Quadro RTX 5000 vs Radeon PRO W5500
With 16GB on board versus 8GB for the Radeon PRO W5500, the Quadro RTX 5000 carries more headroom for large models and memory-hungry workloads. Its memory bandwidth is 100% higher (448 GB/s vs 224 GB/s), translating directly to faster inference throughput. Price-wise, the Radeon PRO W5500 undercuts the Quadro RTX 5000 by $759 EUR.
Maximum Capacity Reached. Remove a model to add another. (2/2)
Comparable or lower specs
Quadro RTX 5000 vs Radeon PRO W5500: In-Depth Breakdown
VRAM: Quadro RTX 5000 vs Radeon PRO W5500
With 16GB of VRAM against the Radeon PRO W5500's 8GB, the Quadro RTX 5000 has a 8GB edge. VRAM is what determines whether a model fits without quantization at all — a 70B-parameter model in FP16 needs around 140GB, and smaller models still benefit from spare capacity. That extra headroom lets the Quadro RTX 5000 load bigger models and run larger production batch sizes.
Inference Speed: Memory Bandwidth
Memory bandwidth determines how quickly data is fed to the compute units — it's the main bottleneck for autoregressive inference (token generation in LLMs). The Quadro RTX 5000 delivers 448 GB/s versus 224 GB/s on the Radeon PRO W5500, a 100% edge. For models already loaded into VRAM, token generation speed scales closely with this number: the Quadro RTX 5000 will produce tokens proportionally faster in bandwidth-bound workloads.
AI Training & Compute
FP32 throughput is the metric that matters most for training, scientific simulation, and rendering work. The Quadro RTX 5000 posts 11.2 TFLOPS versus 5 TFLOPS on the Radeon PRO W5500, a 124% compute lead. Expect training jobs and heavy matrix math to finish proportionally sooner on the Quadro RTX 5000.
Price & Value
The Radeon PRO W5500 lists from $355 EUR, $759 EUR less than the Quadro RTX 5000 at $1,114 EUR. For budget-constrained teams, the savings may outweigh the spec gap — especially if the smaller card covers your typical workload.
Which should you buy: Quadro RTX 5000 or Radeon PRO W5500?
Go with the Quadro RTX 5000 if you need maximum capacity: it's ahead on VRAM, bandwidth, and compute, so it's the stronger fit for large models and training jobs. The Radeon PRO W5500 is the cheaper pick ($759 EUR less) — worth it if your models already fit within its 8GB and you're not running heavy inference volume.
Frequently Asked Questions
Can the Quadro RTX 5000 or Radeon PRO W5500 run large language models?
Which is faster for LLM inference, the Quadro RTX 5000 or the Radeon PRO W5500?
Which is better for AI training?
Which should you buy: Quadro RTX 5000 or Radeon PRO W5500?
Technical Specifications Comparison
Architecture & Cores
| Specification | Quadro RTX 5000 | Radeon PRO W5500 |
|---|---|---|
| Architecture | Turing | RDNA 1 |
| CUDA Cores (CUDA Cores / Stream Processors) | 3,072✓ | 1,408 |
Memory
| Specification | Quadro RTX 5000 | Radeon PRO W5500 |
|---|---|---|
| VRAM Capacity | 16 GB✓ | 8 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 256-bit✓ | 128-bit |
| Bandwidth | 448 GB/s✓ | 224 GB/s |
Connectivity & Power
| Specification | Quadro RTX 5000 | Radeon PRO W5500 |
|---|---|---|
| Interface | PCIe 3.0 x16 | PCIe 4.0 x8 |
| TDP | 230 W | 75 W✓ |
| Released | Oct 2018 | Nov 2019 |
Workstation
| Specification | Quadro RTX 5000 | Radeon PRO W5500 |
|---|---|---|
| FP32 (TFLOPS) | 11.2 TFLOPS✓ | 5 TFLOPS |
| ECC | Yes | Yes |
| NVLink | No | No |
| Form factor | dual-slot | dual-slot |