Hardware Spec Index

Caldera SN-2539 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN2539-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index4,997 (SSDs scale)
Category rank#2,841
Street price$49
Power7 W (active)
Performance per dollar101.98
Released2025

Specifications

BrandCaldera
ModelCaldera SN-2539 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,700 MB/s
Sequential write4,500 MB/s
Random 4K read1,300K IOPS
NAND3D TLC, 232-layer
CacheDRAM-less (HMB)
Endurance600 TBW (0.55 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
Caldera SN-9841 Plus 8TB PCIe 5.0 NVMe M.2 2280 SSD13,710$499Compare
Novexa SN-5631 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD6,583$99Compare
Strivon SN-6833 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD8,610$179Compare
Altrix SN-3005 Edge 4TB PCIe 4.0 NVMe M.2 2280 SSD11,002$289Compare
Altrix SN-9812 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD9,837$249Compare
Altrix SN-8773 Plus 500GB PCIe 4.0 NVMe M.2 2280 SSD6,554$99Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-2539 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/6473979 (accessed 2026-10-22).