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Radeon PRO W5500 vs Radeon PRO W6600

Workstation Verdict

Price-wise, the Radeon PRO W5500 undercuts the Radeon PRO W6600 by $5 EUR.

Maximum Capacity Reached. Remove a model to add another. (2/2)

VS
AMD Radeon
PRO W5500
Price
€464✓
VRAM
8 GB GDDR6✓
Mem. Speed
224 GB/s✓
FP32 Compute
5 TFLOPS
Key Specs Advantage

Comparable or lower specs

€464AMD Radeon Pro W5500 8GB GDDR6 Workstation Graphics Card 4x DP 100-506095
Used - No Listing
AMD Radeon
PRO W6600
Price
€469
VRAM
8 GB GDDR6✓
Mem. Speed
224 GB/s✓
FP32 Compute
10.4 TFLOPS✓
Key Specs Advantage
+108% FP32 (TFLOPS) (10.4 TFLOPS vs 5 TFLOPS)
+45% Stream Processors (2,048 vs 1,408)
€469AMD Radeon PRO W6600 8GB PCIe 4.0 x16
Used - No Listing
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Radeon PRO W5500 vs Radeon PRO W6600: In-Depth Breakdown

AI Training & Compute

FP32 throughput is the metric that matters most for training, scientific simulation, and rendering work. The Radeon PRO W6600 posts 10.4 TFLOPS versus 5 TFLOPS on the Radeon PRO W5500, a 108% compute lead. Expect training jobs and heavy matrix math to finish proportionally sooner on the Radeon PRO W6600.

Price & Value

The Radeon PRO W5500 lists from $464 EUR, $5 EUR less than the Radeon PRO W6600 at $469 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: Radeon PRO W5500 or Radeon PRO W6600?

Go with the Radeon PRO W6600 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 ($5 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 Radeon PRO W5500 or Radeon PRO W6600 run large language models?

Yes — with 8GB of VRAM each, both support a similar range of models. Memory bandwidth and compute throughput then differentiate their performance.

Which is better for AI training?

The Radeon PRO W6600 has the advantage at 10.4 TFLOPS vs 5 TFLOPS, making training runs proportionally faster than on the Radeon PRO W5500.

Which should you buy: Radeon PRO W5500 or Radeon PRO W6600?

Go with the Radeon PRO W6600 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 ($5 EUR less) — worth it if your models already fit within its 8GB and you're not running heavy inference volume.

Technical Specifications Comparison

Architecture & Cores

Architecture & Cores specifications comparison between Radeon PRO W5500 and Radeon PRO W6600
SpecificationRadeon PRO W5500Radeon PRO W6600
ArchitectureRDNA 1RDNA 2
CUDA Cores (Stream Processors / Stream Processors)1,4082,048✓

Memory

Memory specifications comparison between Radeon PRO W5500 and Radeon PRO W6600
SpecificationRadeon PRO W5500Radeon PRO W6600
VRAM Capacity8 GB8 GB
Memory TypeGDDR6GDDR6
Memory Bus128-bit128-bit
Bandwidth224 GB/s224 GB/s

Connectivity & Power

Connectivity & Power specifications comparison between Radeon PRO W5500 and Radeon PRO W6600
SpecificationRadeon PRO W5500Radeon PRO W6600
InterfacePCIe 4.0 x8PCIe 4.0 x8
TDP75 W✓100 W
ReleasedNov 2019Jun 2021

Workstation

Workstation specifications comparison between Radeon PRO W5500 and Radeon PRO W6600
SpecificationRadeon PRO W5500Radeon PRO W6600
FP32 (TFLOPS)5 TFLOPS10.4 TFLOPS✓
ECCYesYes
NVLinkNoNo
Form factordual-slotdual-slot