Hardware Spec Index

Caldera SN-7685 Ultra 500GB SATA 2.5-inch SSD

SSDs · Caldera · SKU SN7685-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index3,240 (SSDs scale)
Category rank#4,142
Street price$29
Power3 W (active)
Performance per dollar111.72
Released2023

Specifications

BrandCaldera
ModelCaldera SN-7685 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 QLC, 238-layer
CacheDRAM-less (SLC cache)
Endurance120 TBW (0.22 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-3246 Ti 8TB PCIe 3.0 NVMe M.2 2280 SSD13,516$449Compare
Mirenta SN-3713 SE 4TB PCIe 3.0 NVMe M.2 2280 SSD10,325$329Compare
Novexa SN-5950 Plus 1TB PCIe 3.0 NVMe M.2 2280 SSD6,514$89Compare
Altrix SN-2640 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD6,415$99Compare
Mirenta SN-2717 Ultra 500GB SATA 2.5-inch SSD3,374$39Compare
Caldera SN-4681 Edge 1TB PCIe 4.0 NVMe M.2 2230 SSD7,234$139Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-7685 Ultra 500GB SATA 2.5-inch SSD”, https://vextor7.com/item/197361 (accessed 2026-10-20).