Hardware Spec Index

Caldera SN-5521 Plus 2TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN5521-PLUS · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index8,644 (SSDs scale)
Category rank#49,606
Street price$189
Power6 W (active)
Performance per dollar45.74
Released2025

Specifications

BrandCaldera
ModelCaldera SN-5521 Plus
Capacity2 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,400 MB/s
Sequential write6,000 MB/s
Random 4K read880K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 2 GB
Endurance1,200 TBW (0.33 DWPD)
Warranty5 years
HeatsinkNone

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 4.0 vs PCIe 5.0

Similar SSDs

ModelBenchmarkPriceCompare
Caldera SN-7558 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD14,900$599Compare
Altrix SN-8446 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD8,777$199Compare
Caldera SN-1652 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD10,926$349Compare
Altrix SN-5255 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD7,322$109Compare
Altrix SN-3389 Edge 500GB SATA 2.5-inch SSD3,676$39Compare
Caldera SN-7540 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD9,776$299Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-5521 Plus 2TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/76795350 (accessed 2026-10-26).