Hardware Spec Index

Caldera SN-6682 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN6682-ULTRA · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index4,801 (SSDs scale)
Category rank#45,472
Street price$59
Power4 W (active)
Performance per dollar81.37
Released2019

Specifications

BrandCaldera
ModelCaldera SN-6682 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,100 MB/s
Sequential write1,800 MB/s
Random 4K read590K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (HMB)
Endurance240 TBW (0.22 DWPD)
Warranty3 years
HeatsinkHeatsink edition available

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
Novexa SN-9972 Max 4TB PCIe 4.0 NVMe M.2 2280 SSD12,851$399Compare
Strivon SN-1369 Ultra 2TB PCIe 3.0 NVMe M.2 2280 SSD10,295$279Compare
Novexa SN-1461 Edge 8TB PCIe 4.0 NVMe M.2 2280 SSD12,218$349Compare
Altrix SN-1557 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD5,529$59Compare
Altrix SN-1414 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD7,917$129Compare
Novexa SN-2927 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD12,507$389Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-6682 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/92438332 (accessed 2026-10-24).