Hardware Spec Index

Caldera SN-9976 Ultra 1TB SATA 2.5-inch SSD

SSDs · Caldera · SKU SN9976-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index4,690 (SSDs scale)
Category rank#24,161
Street price$49
Power3 W (active)
Performance per dollar95.71
Released2021

Specifications

BrandCaldera
ModelCaldera SN-9976 Ultra
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 TLC, 238-layer
CacheDRAM-less (SLC cache)
Endurance600 TBW (0.55 DWPD)
Warranty3 years
HeatsinkNone

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-5050 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD4,586$49Compare
Novexa SN-9825 Max 500GB SATA 2.5-inch SSD4,475$39Compare
Altrix SN-5355 Edge 4TB PCIe 4.0 NVMe M.2 2280 SSD10,582$279Compare
Mirenta SN-2213 Core 2TB PCIe 4.0 NVMe M.2 2230 SSD9,716$239Compare
Novexa SN-9304 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD12,957$409Compare
Altrix SN-2508 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD11,366$339Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-9976 Ultra 1TB SATA 2.5-inch SSD”, https://vextor7.com/item/4579460 (accessed 2026-10-21).