Hardware Spec Index

Caldera SN-7994 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN7994-XT · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index5,900 (SSDs scale)
Category rank#1,673
Street price$79
Power8 W (active)
Performance per dollar74.68
Released2022

Specifications

BrandCaldera
ModelCaldera SN-7994 XT
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,000 MB/s
Sequential write3,900 MB/s
Random 4K read940K IOPS
NAND3D TLC, 218-layer
CacheDRAM-less (HMB)
Endurance300 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
Caldera SN-1420 Core 8TB PCIe 5.0 NVMe M.2 2280 SSD11,624$329Compare
Novexa SN-6903 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD11,577$319Compare
Mirenta SN-7907 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD9,793$239Compare
Caldera SN-1537 Plus 8TB PCIe 5.0 NVMe M.2 2280 SSD13,823$449Compare
Strivon SN-5058 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD7,685$139Compare
Strivon SN-3509 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD10,865$379Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-7994 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/29136940 (accessed 2026-10-24).