Hardware Spec Index

Caldera SN-5138 Ultra 500GB SATA 2.5-inch SSD

SSDs · Caldera · SKU SN5138-ULTRA · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index4,671 (SSDs scale)
Category rank#9,846
Street price$49
Power3 W (active)
Performance per dollar95.33
Released2023

Specifications

BrandCaldera
ModelCaldera SN-5138 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

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Cite this page: Hardware Spec Index, “Caldera SN-5138 Ultra 500GB SATA 2.5-inch SSD”, https://vextor7.com/item/310667 (accessed 2026-10-19).