Hardware Spec Index

Caldera SN-5994 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN5994-ULTRA · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index6,055 (SSDs scale)
Category rank#38,936
Street price$99
Power7 W (active)
Performance per dollar61.16
Released2024

Specifications

BrandCaldera
ModelCaldera SN-5994 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,600 MB/s
Sequential write6,000 MB/s
Random 4K read1,320K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance240 TBW (0.22 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
Strivon SN-6422 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD5,448$69Compare
Caldera SN-2336 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD6,944$119Compare
Novexa SN-6729 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD11,468$379Compare
Caldera SN-5757 XT 2TB PCIe 3.0 NVMe M.2 2280 SSD8,894$169Compare
Mirenta SN-2901 Ultra 2TB PCIe 5.0 NVMe M.2 2280 SSD11,203$289Compare
Novexa SN-7191 Core 4TB PCIe 4.0 NVMe M.2 2280 SSD9,954$269Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-5994 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/11952201 (accessed 2026-10-24).