Hardware Spec Index

Caldera SN-4449 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN4449-XT · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index7,110 (SSDs scale)
Category rank#26,066
Street price$119
Power7 W (active)
Performance per dollar59.75
Released2023

Specifications

BrandCaldera
ModelCaldera SN-4449 XT
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 read1,270K IOPS
NAND3D TLC, 176-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

Similar SSDs

ModelBenchmarkPriceCompare
Mirenta SN-1677 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD7,928$159Compare
Caldera SN-8908 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD8,443$189Compare
Caldera SN-6527 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD9,869$279Compare
Caldera SN-8162 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD5,373$69Compare
Novexa SN-1872 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD14,900$599Compare
Strivon SN-3482 Prime 8TB PCIe 5.0 NVMe M.2 2280 SSD13,155$429Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-4449 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/5867589 (accessed 2026-10-19).