Hardware Spec Index

Caldera SN-4191 Core 1TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN4191-CORE · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index7,671 (SSDs scale)
Category rank#16,743
Street price$189
Power5 W (active)
Performance per dollar40.59
Released2025

Specifications

BrandCaldera
ModelCaldera SN-4191 Core
Capacity1 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,200 MB/s
Sequential write5,200 MB/s
Random 4K read1,240K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
Endurance600 TBW (0.33 DWPD)
Warranty5 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
Strivon SN-8849 XT 2TB PCIe 5.0 NVMe M.2 2280 SSD12,270$329Compare
Mirenta SN-1426 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD6,986$109Compare
Caldera SN-4349 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD8,652$159Compare
Novexa SN-5573 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD11,375$339Compare
Altrix SN-7372 Ti 8TB PCIe 4.0 NVMe M.2 2280 SSD14,616$509Compare
Mirenta SN-4485 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD9,504$249Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-4191 Core 1TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/5873403 (accessed 2026-10-20).