Hardware Spec Index

Caldera SN-1377 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1377-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index7,587 (SSDs scale)
Category rank#14,444
Street price$149
Power5 W (active)
Performance per dollar50.92
Released2025

Specifications

BrandCaldera
ModelCaldera SN-1377 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,800 MB/s
Sequential write5,000 MB/s
Random 4K read910K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (HMB)
Endurance240 TBW (0.22 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

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Cite this page: Hardware Spec Index, “Caldera SN-1377 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/453412 (accessed 2026-10-22).