Hardware Spec Index

Caldera SN-7981 Prime 1TB SATA 2.5-inch SSD

SSDs · Caldera · SKU SN7981-PRIME · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index4,160 (SSDs scale)
Category rank#32,792
Street price$39
Power3 W (active)
Performance per dollar106.67
Released2022

Specifications

BrandCaldera
ModelCaldera SN-7981 Prime
Capacity1 TB
Form factor2.5" SATA (7 mm)
InterfaceSATA 6 Gb/s (AHCI)
Sequential read550 MB/s
Sequential write520 MB/s
Random 4K read98K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (SLC cache)
Endurance360 TBW (0.33 DWPD)
Warranty3 years
HeatsinkHeatsink edition available

Related guides

SSD Endurance ExplainedDRAM vs DRAM-less SSDsNVMe SSDs ExplainedPCIe 4.0 vs PCIe 5.0M.2 SSD Sizes and Keys

Similar SSDs

ModelBenchmarkPriceCompare
Caldera SN-7575 Edge 8TB PCIe 5.0 NVMe M.2 2280 SSD13,669$479Compare
Caldera SN-7349 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD6,265$89Compare
Strivon SN-8339 Plus 2TB PCIe 3.0 NVMe M.2 2280 SSD10,382$259Compare
Mirenta SN-2080 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD6,715$119Compare
Strivon SN-8663 Plus 500GB SATA 2.5-inch SSD3,568$39Compare
Caldera SN-7762 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD5,850$69Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-7981 Prime 1TB SATA 2.5-inch SSD”, https://vextor7.com/item/21916862 (accessed 2026-10-25).