Hardware Spec Index

Caldera SN-5149 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN5149-ULTRA · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index7,505 (SSDs scale)
Category rank#44,775
Street price$129
Power5 W (active)
Performance per dollar58.18
Released2021

Specifications

BrandCaldera
ModelCaldera SN-5149 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,900 MB/s
Sequential write3,800 MB/s
Random 4K read1,350K IOPS
NAND3D TLC, 176-layer
CacheDRAM-less (HMB)
Endurance600 TBW (0.33 DWPD)
Warranty5 years
HeatsinkHeatsink edition available

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
Caldera SN-4657 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD9,996$259Compare
Altrix SN-2407 XT 500GB SATA 2.5-inch SSD3,891$39Compare
Novexa SN-4033 SE 2TB PCIe 3.0 NVMe M.2 2280 SSD7,289$119Compare
Caldera SN-2963 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD10,260$229Compare
Mirenta SN-5668 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD8,197$199Compare
Altrix SN-5909 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD8,102$149Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-5149 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/20051035 (accessed 2026-10-20).