Hardware Spec Index

Caldera SN-3647 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN3647-XT · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index4,786 (SSDs scale)
Category rank#16,072
Street price$49
Power5 W (active)
Performance per dollar97.67
Released2023

Specifications

BrandCaldera
ModelCaldera SN-3647 XT
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,000 MB/s
Sequential write5,600 MB/s
Random 4K read1,250K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance240 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

Similar SSDs

ModelBenchmarkPriceCompare
Novexa SN-7654 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD6,873$109Compare
Caldera SN-8832 Edge 2TB PCIe 3.0 NVMe M.2 2280 SSD11,411$329Compare
Altrix SN-1414 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD5,460$69Compare
Novexa SN-7517 Plus 4TB PCIe 5.0 NVMe M.2 2280 SSD13,053$449Compare
Caldera SN-8515 SE 4TB PCIe 5.0 NVMe M.2 2280 SSD12,217$399Compare
Altrix SN-4449 Prime 8TB PCIe 5.0 NVMe M.2 2280 SSD12,414$509Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-3647 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/92937725 (accessed 2026-10-24).