Hardware Spec Index

Novexa SN-3949 Ultra 500GB SATA 2.5-inch SSD

SSDs · Novexa · SKU SN3949-ULTRA · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index4,122 (SSDs scale)
Category rank#47,347
Street price$39
Power3 W (active)
Performance per dollar105.69
Released2021

Specifications

BrandNovexa
ModelNovexa SN-3949 Ultra
Capacity500 GB
Form factor2.5" SATA (7 mm)
InterfaceSATA 6 Gb/s (AHCI)
Sequential read550 MB/s
Sequential write520 MB/s
Random 4K read98K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (SLC cache)
Endurance120 TBW (0.22 DWPD)
Warranty3 years
HeatsinkNone

Related guides

SSD Endurance ExplainedDRAM vs DRAM-less SSDsNVMe SSDs ExplainedPCIe 4.0 vs PCIe 5.0M.2 SSD Sizes and Keys

Similar SSDs

ModelBenchmarkPriceCompare
Mirenta SN-9217 Max 500GB PCIe 4.0 NVMe M.2 2280 SSD6,256$89Compare
Strivon SN-3959 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD8,224$149Compare
Caldera SN-6098 Ti 1TB SATA 2.5-inch SSD3,809$39Compare
Caldera SN-4036 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD9,601$219Compare
Strivon SN-6228 Plus 500GB PCIe 4.0 NVMe M.2 2280 SSD6,394$99Compare
Caldera SN-5928 Max 500GB PCIe 4.0 NVMe M.2 2280 SSD4,821$49Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Novexa SN-3949 Ultra 500GB SATA 2.5-inch SSD”, https://vextor7.com/item/60006030 (accessed 2026-10-20).