GPU Comparison

Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.

Workstation Verdict

The Radeon PRO W5500 is $287 USD cheaper than the Radeon PRO W6600.

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

AMD

Radeon PRO W5500

Price

$190 USD✓

VRAM

8 GB GDDR6✓

Mem. Speed

224 GB/s✓

FP32 Compute

5 TFLOPS

Key Specs Advantage

Comparable or lower specs

$190 USDHPAMD Radeon Pro W5500 - Carte graphique - Radeon Pro W5500-8 Go GDDR6 - PCIe 4.0 x16-4 x DisplayPort - Promo - Pour Workstation Z2 G4 (MT, 500 Watt, 650 Watt), Z2 G5 (Tower), Z4 G4, Z6 G4, Z8 G4

Used - No Listing

AMD

Radeon PRO W6600

Price

$477 USD

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)

$477 USDDellAMD Radeon Pro W6600 8GB 4DP Precision 7920T 7820 5820, 0DELL-XGM84 (Precision 7920T 7820 5820 3650 Kit)

Used - No Listing

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Radeon PRO W5500 vs Radeon PRO W6600: In-Depth Breakdown

AI Training & Compute

For model training, scientific simulation, and rendering, FP32 throughput is the key metric. The Radeon PRO W6600 delivers 10.4 TFLOPS against 5 TFLOPS for the Radeon PRO W5500 — a 108% compute advantage. Training runs and heavy matrix operations will complete proportionally faster on the Radeon PRO W6600.

Price & Value

The Radeon PRO W5500 lists from $190 USD, $287 USD less than the Radeon PRO W6600 at $477 USD. 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?

Choose the Radeon PRO W6600 for maximum capacity — it leads on VRAM, bandwidth, and compute, making it the better fit for large models and training jobs. The Radeon PRO W5500 is the more budget-friendly option ($287 USD less) — a solid choice if your models fit within its 8GB and inference volume is moderate.

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.

Technical Specifications Comparison

Architecture & Cores

Specification	Radeon PRO W5500	Radeon PRO W6600
Architecture	RDNA 1	RDNA 2
CUDA Cores (Stream Processors / Stream Processors)	1,408	2,048✓

Memory

Specification	Radeon PRO W5500	Radeon PRO W6600
VRAM Capacity	8 GB	8 GB
Memory Type	GDDR6	GDDR6
Memory Bus	128-bit	128-bit
Bandwidth	224 GB/s	224 GB/s

Connectivity & Power

Specification	Radeon PRO W5500	Radeon PRO W6600
Interface	PCIe 4.0 x8	PCIe 4.0 x8
TDP	75 W✓	100 W
Released	Nov 2019	Jun 2021

Workstation

Specification	Radeon PRO W5500	Radeon PRO W6600
FP32 (TFLOPS)	5 TFLOPS	10.4 TFLOPS✓
ECC	Yes	Yes
NVLink	No	No
Form factor	dual-slot	dual-slot