Hardware Spec Index

Caldera SN-5821 Core 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN5821-CORE · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index14,695 (SSDs scale)
Category rank#33,344
Street price$599
Power8 W (active)
Performance per dollar24.53
Released2021

Specifications

BrandCaldera
ModelCaldera SN-5821 Core
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,400 MB/s
Sequential write4,500 MB/s
Random 4K read1,360K IOPS
NAND3D TLC, 238-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 TBW (0.33 DWPD)
Warranty5 years
HeatsinkHeatsink edition available

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
Mirenta SN-1453 Prime 500GB SATA 2.5-inch SSD4,031$39Compare
Caldera SN-2306 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD8,385$169Compare
Caldera SN-3974 SE 8TB PCIe 5.0 NVMe M.2 2280 SSD11,750$389Compare
Mirenta SN-3715 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD9,289$249Compare
Mirenta SN-4122 Ti 500GB SATA 2.5-inch SSD4,051$39Compare
Novexa SN-8935 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD7,387$109Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-5821 Core 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/79489172 (accessed 2026-10-23).