Hardware Spec Index

Caldera SN-1551 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1551-SE · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index5,568 (SSDs scale)
Category rank#34,539
Street price$69
Power6 W (active)
Performance per dollar80.70
Released2021

Specifications

BrandCaldera
ModelCaldera SN-1551 SE
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,000 MB/s
Sequential write4,700 MB/s
Random 4K read710K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
Endurance600 TBW (0.55 DWPD)
Warranty3 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-3644 Edge 500GB SATA 2.5-inch SSD3,305$29Compare
Altrix SN-9491 Edge 4TB PCIe 5.0 NVMe M.2 2280 SSD11,596$439Compare
Caldera SN-9389 Edge 1TB PCIe 3.0 NVMe M.2 2280 SSD8,080$169Compare
Altrix SN-8512 Edge 500GB SATA 2.5-inch SSD3,637$39Compare
Strivon SN-3579 XT 2TB PCIe 5.0 NVMe M.2 2280 SSD12,008$339Compare
Caldera SN-6643 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD7,734$149Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1551 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/92395809 (accessed 2026-10-24).