Hardware Spec Index

Caldera SN-6690 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN6690-PRIME · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index5,206 (SSDs scale)
Category rank#23,236
Street price$59
Power8 W (active)
Performance per dollar88.24
Released2026

Specifications

BrandCaldera
ModelCaldera SN-6690 Prime
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,700 MB/s
Sequential write6,400 MB/s
Random 4K read710K IOPS
NAND3D QLC, 176-layer
CacheDRAM-less (HMB)
Endurance200 TBW (0.18 DWPD)
Warranty3 years
HeatsinkNone

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 4.0 vs PCIe 5.0

Similar SSDs

ModelBenchmarkPriceCompare
Altrix SN-9827 SE 1TB PCIe 3.0 NVMe M.2 2280 SSD5,737$69Compare
Strivon SN-3371 XT 500GB SATA 2.5-inch SSD3,947$39Compare
Novexa SN-7509 XT 8TB PCIe 3.0 NVMe M.2 2280 SSD13,583$469Compare
Caldera SN-7192 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD5,745$69Compare
Novexa SN-7647 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD13,074$439Compare
Caldera SN-8486 Max 1TB PCIe 4.0 NVMe M.2 2280 SSD7,176$119Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-6690 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/9682469 (accessed 2026-10-22).