Hardware Spec Index

Caldera SN-9557 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN9557-ULTRA · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index11,551 (SSDs scale)
Category rank#9,166
Street price$339
Power7 W (active)
Performance per dollar34.07
Released2023

Specifications

BrandCaldera
ModelCaldera SN-9557 Ultra
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,300 MB/s
Sequential write5,700 MB/s
Random 4K read1,230K IOPS
NAND3D TLC, 232-layer
CacheDDR4 DRAM, 2 GB
Endurance1,200 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
Altrix SN-1060 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD9,886$249Compare
Mirenta SN-4216 Core 4TB PCIe 4.0 NVMe M.2 2280 SSD12,273$339Compare
Strivon SN-6494 Prime 1TB SATA 2.5-inch SSD3,595$29Compare
Novexa SN-3508 Edge 8TB PCIe 4.0 NVMe M.2 2280 SSD14,084$599Compare
Caldera SN-3897 Ultra 4TB PCIe 5.0 NVMe M.2 2280 SSD12,354$359Compare
Mirenta SN-3545 Max 1TB PCIe 4.0 NVMe M.2 2280 SSD9,787$239Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-9557 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/96522576 (accessed 2026-10-21).