Hardware Spec Index

Caldera SN-9549 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN9549-XT · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index6,987 (SSDs scale)
Category rank#24,912
Street price$119
Power7 W (active)
Performance per dollar58.71
Released2022

Specifications

BrandCaldera
ModelCaldera SN-9549 XT
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,900 MB/s
Sequential write4,500 MB/s
Random 4K read920K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance480 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-9549 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/3005 (accessed 2026-10-19).