Hardware Spec Index

Caldera SN-5991 Max 8TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN5991-MAX · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index12,833 (SSDs scale)
Category rank#11,609
Street price$499
Power9 W (active)
Performance per dollar25.72
Released2024

Specifications

BrandCaldera
ModelCaldera SN-5991 Max
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read11,100 MB/s
Sequential write8,200 MB/s
Random 4K read2,350K IOPS
NAND3D TLC, 238-layer
CacheLPDDR4 DRAM, 8 GB
Endurance4,800 TBW (0.33 DWPD)
Warranty5 years
HeatsinkIncluded (recommended for sustained loads)

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0

Similar SSDs

ModelBenchmarkPriceCompare
Mirenta SN-9583 Pro 500GB SATA 2.5-inch SSD3,545$39Compare
Mirenta SN-1265 XT 4TB PCIe 3.0 NVMe M.2 2280 SSD12,155$409Compare
Caldera SN-9026 Ti 1TB SATA 2.5-inch SSD4,391$49Compare
Novexa SN-2030 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD9,177$239Compare
Novexa SN-6469 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD14,900$599Compare
Altrix SN-8741 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD14,608$599Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-5991 Max 8TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7435393 (accessed 2026-10-24).