Hardware Spec Index

Caldera SN-9954 XT 1TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN9954-XT · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index6,507 (SSDs scale)
Category rank#21,140
Street price$99
Power5 W (active)
Performance per dollar65.73
Released2021

Specifications

BrandCaldera
ModelCaldera SN-9954 XT
Capacity1 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,400 MB/s
Sequential write5,200 MB/s
Random 4K read910K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
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-9954 XT 1TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/3338587 (accessed 2026-10-22).