Hardware Spec Index

Caldera SN-1251 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1251-EDGE · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index10,179 (SSDs scale)
Category rank#2,114
Street price$289
Power6 W (active)
Performance per dollar35.22
Released2026

Specifications

BrandCaldera
ModelCaldera SN-1251 Edge
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,900 MB/s
Sequential write5,100 MB/s
Random 4K read890K IOPS
NAND3D TLC, 176-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
Novexa SN-6742 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD7,244$119Compare
Mirenta SN-5572 Max 1TB PCIe 4.0 NVMe M.2 2280 SSD5,685$89Compare
Altrix SN-2393 Ultra 500GB SATA 2.5-inch SSD3,544$29Compare
Caldera SN-1025 Plus 8TB PCIe 5.0 NVMe M.2 2280 SSD13,344$529Compare
Caldera SN-2349 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD6,736$109Compare
Novexa SN-6855 Prime 1TB PCIe 4.0 NVMe M.2 2230 SSD7,066$139Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1251 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/82943488 (accessed 2026-10-21).