Hardware Spec Index

Caldera SN-3556 Core 4TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN3556-CORE · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index13,789 (SSDs scale)
Category rank#27,852
Street price$549
Power8 W (active)
Performance per dollar25.12
Released2026

Specifications

BrandCaldera
ModelCaldera SN-3556 Core
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read13,100 MB/s
Sequential write11,800 MB/s
Random 4K read1,680K IOPS
NAND3D TLC, 232-layer
CacheLPDDR4 DRAM, 4 GB
Endurance2,400 TBW (0.33 DWPD)
Warranty5 years
HeatsinkIncluded (recommended for sustained loads)

Related guides

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

Similar SSDs

ModelBenchmarkPriceCompare
Altrix SN-5010 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD4,938$59Compare
Strivon SN-8112 Edge 500GB SATA 2.5-inch SSD4,275$49Compare
Altrix SN-5051 SE 8TB PCIe 4.0 NVMe M.2 2280 SSD12,441$369Compare
Strivon SN-4994 Prime 500GB PCIe 4.0 NVMe M.2 2280 SSD4,969$59Compare
Caldera SN-3867 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD7,630$139Compare
Altrix SN-5222 SE 4TB PCIe 3.0 NVMe M.2 2280 SSD13,770$589Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-3556 Core 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/12946178 (accessed 2026-10-23).