Hardware Spec Index

Caldera SN-5988 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN5988-ULTRA · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index12,159 (SSDs scale)
Category rank#48,819
Street price$329
Power6 W (active)
Performance per dollar36.96
Released2022

Specifications

BrandCaldera
ModelCaldera SN-5988 Ultra
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,300 MB/s
Sequential write5,600 MB/s
Random 4K read720K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 8 GB
Endurance4,800 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

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Cite this page: Hardware Spec Index, “Caldera SN-5988 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/9145356 (accessed 2026-10-25).