Hardware Spec Index

Caldera SN-8820 Ultra 1TB SATA 2.5-inch SSD

SSDs · Caldera · SKU SN8820-ULTRA · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index4,396 (SSDs scale)
Category rank#6,343
Street price$49
Power3 W (active)
Performance per dollar89.71
Released2021

Specifications

BrandCaldera
ModelCaldera SN-8820 Ultra
Capacity1 TB
Form factor2.5" SATA (7 mm)
InterfaceSATA 6 Gb/s (AHCI)
Sequential read550 MB/s
Sequential write520 MB/s
Random 4K read98K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (SLC cache)
Endurance240 TBW (0.22 DWPD)
Warranty3 years
HeatsinkHeatsink edition available

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Cite this page: Hardware Spec Index, “Caldera SN-8820 Ultra 1TB SATA 2.5-inch SSD”, https://vextor7.com/item/94880679 (accessed 2026-10-26).