Hardware Spec Index

Caldera SN-3893 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN3893-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index6,350 (SSDs scale)
Category rank#35,767
Street price$89
Power8 W (active)
Performance per dollar71.35
Released2021

Specifications

BrandCaldera
ModelCaldera SN-3893 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,000 MB/s
Sequential write3,800 MB/s
Random 4K read900K IOPS
NAND3D QLC, 232-layer
CacheDRAM-less (HMB)
Endurance200 TBW (0.18 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

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Cite this page: Hardware Spec Index, “Caldera SN-3893 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/82949355 (accessed 2026-10-21).