Hardware Spec Index

Caldera SN-5640 Prime 500GB SATA 2.5-inch SSD

SSDs · Caldera · SKU SN5640-PRIME · Released 2019 · Updated 2026-10-18

Key facts

Benchmark index4,217 (SSDs scale)
Category rank#27,715
Street price$49
Power3 W (active)
Performance per dollar86.06
Released2019

Specifications

BrandCaldera
ModelCaldera SN-5640 Prime
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, 232-layer
CacheDRAM-less (SLC cache)
Endurance300 TBW (0.55 DWPD)
Warranty3 years
HeatsinkNone

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Cite this page: Hardware Spec Index, “Caldera SN-5640 Prime 500GB SATA 2.5-inch SSD”, https://vextor7.com/item/7819085 (accessed 2026-10-18).