Hardware Spec Index

Caldera SN-1555 Edge 8TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1555-EDGE · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index11,906 (SSDs scale)
Category rank#21,405
Street price$379
Power7 W (active)
Performance per dollar31.41
Released2020

Specifications

BrandCaldera
ModelCaldera SN-1555 Edge
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,900 MB/s
Sequential write4,300 MB/s
Random 4K read750K IOPS
NAND3D TLC, 238-layer
CacheDDR4 DRAM, 8 GB
Endurance4,800 TBW (0.33 DWPD)
Warranty5 years
HeatsinkHeatsink edition available

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-5068 Max 8TB PCIe 5.0 NVMe M.2 2280 SSD11,156$349Compare
Novexa SN-5184 Prime 2TB PCIe 5.0 NVMe M.2 2280 SSD11,329$389Compare
Altrix SN-5076 Edge 2TB PCIe 5.0 NVMe M.2 2280 SSD10,527$269Compare
Strivon SN-9780 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD10,963$249Compare
Caldera SN-9238 Core 500GB PCIe 3.0 NVMe M.2 2280 SSD4,983$49Compare
Caldera SN-7112 Max 500GB PCIe 4.0 NVMe M.2 2230 SSD4,758$49Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1555 Edge 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/11039617 (accessed 2026-10-24).