Hardware Spec Index

Caldera SN-6689 XT 500GB SATA 2.5-inch SSD

SSDs · Caldera · SKU SN6689-XT · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index3,150 (SSDs scale)
Category rank#13,845
Street price$29
Power3 W (active)
Performance per dollar108.62
Released2026

Specifications

BrandCaldera
ModelCaldera SN-6689 XT
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, 238-layer
CacheDRAM-less (SLC cache)
Endurance300 TBW (0.55 DWPD)
Warranty3 years
HeatsinkNone

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-9415 SE 2TB PCIe 4.0 NVMe M.2 2230 SSD10,428$239Compare
Caldera SN-9385 Prime 4TB PCIe 5.0 NVMe M.2 2280 SSD14,284$599Compare
Strivon SN-3210 XT 1TB SATA 2.5-inch SSD3,934$29Compare
Novexa SN-9561 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD5,031$59Compare
Novexa SN-8882 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD7,112$139Compare
Caldera SN-4811 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD9,690$209Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-6689 XT 500GB SATA 2.5-inch SSD”, https://vextor7.com/item/28113065 (accessed 2026-10-22).