Hardware Spec Index

Caldera SN-9549 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN9549-ULTRA · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index6,115 (SSDs scale)
Category rank#25,885
Street price$79
Power5 W (active)
Performance per dollar77.41
Released2023

Specifications

BrandCaldera
ModelCaldera SN-9549 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,700 MB/s
Sequential write4,800 MB/s
Random 4K read1,370K 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-9549 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/14733688 (accessed 2026-10-21).