Hardware Spec Index

Caldera SN-1181 Ultra 2TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1181-ULTRA · Released 2019 · Updated 2026-10-25

Key facts

Benchmark index11,090 (SSDs scale)
Category rank#46,651
Street price$339
Power5 W (active)
Performance per dollar32.71
Released2019

Specifications

BrandCaldera
ModelCaldera SN-1181 Ultra
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,800 MB/s
Sequential write2,400 MB/s
Random 4K read540K IOPS
NAND3D TLC, 218-layer
CacheDDR4 DRAM, 2 GB
Endurance1,200 TBW (0.33 DWPD)
Warranty5 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
Strivon SN-6641 Max 500GB PCIe 4.0 NVMe M.2 2280 SSD5,550$79Compare
Altrix SN-1831 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD9,553$189Compare
Strivon SN-9072 Pro 8TB PCIe 3.0 NVMe M.2 2280 SSD13,695$439Compare
Altrix SN-2418 Max 500GB PCIe 4.0 NVMe M.2 2280 SSD6,510$99Compare
Mirenta SN-1114 Edge 500GB SATA 2.5-inch SSD3,195$29Compare
Caldera SN-3945 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD5,751$69Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1181 Ultra 2TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/1868909 (accessed 2026-10-25).