Hardware Spec Index

Caldera SN-2638 Core 500GB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN2638-CORE · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index5,358 (SSDs scale)
Category rank#43,697
Street price$69
Power4 W (active)
Performance per dollar77.65
Released2019

Specifications

BrandCaldera
ModelCaldera SN-2638 Core
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,100 MB/s
Sequential write1,500 MB/s
Random 4K read500K IOPS
NAND3D QLC, 176-layer
CacheDRAM-less (HMB)
Endurance180 TBW (0.33 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-6633 XT 1TB SATA 2.5-inch SSD4,431$39Compare
Altrix SN-3395 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD7,742$129Compare
Novexa SN-6476 Max 500GB PCIe 3.0 NVMe M.2 2280 SSD6,179$99Compare
Caldera SN-4896 Max 4TB PCIe 5.0 NVMe M.2 2280 SSD11,654$359Compare
Altrix SN-1784 Ti 500GB SATA 2.5-inch SSD3,738$39Compare
Caldera SN-2938 Plus 1TB SATA 2.5-inch SSD3,431$39Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-2638 Core 500GB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/45805249 (accessed 2026-10-24).