Hardware Spec Index

Caldera SN-9891 Ultra 500GB SATA 2.5-inch SSD

SSDs · Caldera · SKU SN9891-ULTRA · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index4,143 (SSDs scale)
Category rank#3,469
Street price$39
Power3 W (active)
Performance per dollar106.23
Released2025

Specifications

BrandCaldera
ModelCaldera SN-9891 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 TLC, 176-layer
CacheDRAM-less (SLC cache)
Endurance300 TBW (0.55 DWPD)
Warranty3 years
HeatsinkHeatsink edition available

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
Strivon SN-3028 Max 2TB PCIe 3.0 NVMe M.2 2280 SSD8,417$149Compare
Caldera SN-1968 Prime 2TB PCIe 4.0 NVMe M.2 2230 SSD11,315$339Compare
Novexa SN-6861 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD6,850$109Compare
Mirenta SN-8932 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD9,626$259Compare
Mirenta SN-8482 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD9,071$259Compare
Strivon SN-5583 SE 8TB PCIe 3.0 NVMe M.2 2280 SSD12,510$479Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-9891 Ultra 500GB SATA 2.5-inch SSD”, https://vextor7.com/item/4207374 (accessed 2026-10-26).