Hardware Spec Index

Caldera SN-1638 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1638-PRO · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index9,334 (SSDs scale)
Category rank#37,210
Street price$229
Power8 W (active)
Performance per dollar40.76
Released2026

Specifications

BrandCaldera
ModelCaldera SN-1638 Pro
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,400 MB/s
Sequential write4,200 MB/s
Random 4K read1,030K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 1 GB
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
Mirenta SN-8879 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD9,084$219Compare
Caldera SN-2310 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD5,111$69Compare
Mirenta SN-8248 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD7,631$139Compare
Novexa SN-2667 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD10,750$259Compare
Mirenta SN-2378 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD13,428$569Compare
Altrix SN-3809 Max 1TB PCIe 4.0 NVMe M.2 2230 SSD5,236$59Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1638 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/9716331 (accessed 2026-10-21).