Hardware Spec Index

Caldera SN-5991 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN5991-CORE · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index8,217 (SSDs scale)
Category rank#16,482
Street price$139
Power7 W (active)
Performance per dollar59.12
Released2022

Specifications

BrandCaldera
ModelCaldera SN-5991 Core
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,100 MB/s
Sequential write4,600 MB/s
Random 4K read1,150K IOPS
NAND3D TLC, 232-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
Mirenta SN-4818 Max 8TB PCIe 4.0 NVMe M.2 2280 SSD13,488$499Compare
Novexa SN-5713 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD11,857$409Compare
Altrix SN-6044 Edge 8TB PCIe 3.0 NVMe M.2 2280 SSD13,531$499Compare
Caldera SN-4935 Edge 500GB SATA 2.5-inch SSD4,368$49Compare
Novexa SN-5884 Core 1TB PCIe 3.0 NVMe M.2 2280 SSD5,244$59Compare
Mirenta SN-8005 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD13,883$579Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-5991 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/3977148 (accessed 2026-10-20).