Hardware Spec Index

Caldera SN-1951 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1951-PLUS · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index8,659 (SSDs scale)
Category rank#43,152
Street price$169
Power7 W (active)
Performance per dollar51.24
Released2021

Specifications

BrandCaldera
ModelCaldera SN-1951 Plus
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,000 MB/s
Sequential write4,900 MB/s
Random 4K read1,140K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
Endurance600 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
Altrix SN-9439 Ti 1TB PCIe 4.0 NVMe M.2 2230 SSD7,128$99Compare
Mirenta SN-6285 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD9,134$189Compare
Strivon SN-1622 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD6,329$99Compare
Novexa SN-9561 Plus 1TB SATA 2.5-inch SSD4,211$39Compare
Altrix SN-5129 Prime 2TB PCIe 3.0 NVMe M.2 2280 SSD7,774$139Compare
Caldera SN-9041 Edge 1TB PCIe 3.0 NVMe M.2 2280 SSD6,437$119Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1951 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/862057 (accessed 2026-10-26).