Hardware Spec Index

Strivon PX-3521 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter

PCIe Cards & NVMe Enclosures · Strivon · SKU PX3521-ULTRA · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index739 (PCIe Cards & NVMe Enclosures scale)
Category rank#16,543
Street price$19
Power6 W
Performance per dollar38.89
Released2025

Specifications

BrandStrivon
ModelStrivon PX-3521 Ultra
TypeM.2 NVMe to PCIe 4.0 x4 Adapter
Host interfacePCIe 4.0 x4 (passive)
ThroughputUp to 7,500 MB/s (drive-limited)
Drive supportM.2 NVMe 2230 / 2242 / 2260 / 2280
CoolingHeatsink + 40 mm fan
Bus powerSlot-powered
CompatibilityUEFI boot supported; check slot bifurcation

Related guides

NVMe SSDs ExplainedPCIe Lanes ExplainedUSB4 ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Altrix PX-8412 SE Quad M.2 PCIe 5.0 x16 Card5,145$339Compare
Tessarix PX-9796 Edge PCIe 4.0 x16 Riser Cable5,013$339Compare
Strivon PX-9337 Core M.2 NVMe to PCIe 4.0 x4 Adapter2,422$79Compare
Strivon PX-2871 Edge Quad M.2 PCIe 4.0 x16 Card2,446$99Compare
Strivon PX-1807 Plus M.2 NVMe to PCIe 4.0 x4 Adapter1,850$59Compare
Strivon PX-7250 SE M.2 NVMe to PCIe 4.0 x4 Adapter2,827$109Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Strivon PX-3521 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/3802005 (accessed 2026-10-19).