Hardware Spec Index

Caldera SN-9891 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN9891-XT · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index8,828 (SSDs scale)
Category rank#47,669
Street price$209
Power6 W (active)
Performance per dollar42.24
Released2026

Specifications

BrandCaldera
ModelCaldera SN-9891 XT
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,600 MB/s
Sequential write5,200 MB/s
Random 4K read1,100K IOPS
NAND3D TLC, 232-layer
CacheDDR4 DRAM, 1 GB
Endurance600 TBW (0.33 DWPD)
Warranty5 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-9891 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/50835353 (accessed 2026-10-20).