Hardware Spec Index

Caldera SN-3550 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN3550-ULTRA · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index13,911 (SSDs scale)
Category rank#43,700
Street price$429
Power8 W (active)
Performance per dollar32.43
Released2025

Specifications

BrandCaldera
ModelCaldera SN-3550 Ultra
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read14,600 MB/s
Sequential write13,700 MB/s
Random 4K read1,940K IOPS
NAND3D TLC, 238-layer
CacheLPDDR4 DRAM, 8 GB
Endurance4,800 TBW (0.33 DWPD)
Warranty5 years
HeatsinkIncluded (recommended for sustained loads)

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0

Similar SSDs

ModelBenchmarkPriceCompare
Mirenta SN-4029 Plus 2TB PCIe 4.0 NVMe M.2 2230 SSD8,704$179Compare
Mirenta SN-8173 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD10,122$299Compare
Strivon SN-7700 Prime 500GB SATA 2.5-inch SSD3,117$29Compare
Caldera SN-4088 Prime 8TB PCIe 5.0 NVMe M.2 2280 SSD14,561$529Compare
Altrix SN-8490 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD11,472$399Compare
Altrix SN-8250 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD12,566$409Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-3550 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/14792500 (accessed 2026-10-23).