Hardware Spec Index

Caldera SN-8781 Edge 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN8781-EDGE · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index10,219 (SSDs scale)
Category rank#14,720
Street price$299
Power8 W (active)
Performance per dollar34.18
Released2021

Specifications

BrandCaldera
ModelCaldera SN-8781 Edge
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,600 MB/s
Sequential write6,400 MB/s
Random 4K read1,100K IOPS
NAND3D TLC, 218-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 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
Caldera SN-3335 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD7,978$159Compare
Caldera SN-6586 SE 500GB PCIe 3.0 NVMe M.2 2280 SSD5,562$79Compare
Novexa SN-6352 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD6,026$89Compare
Caldera SN-6161 Plus 500GB PCIe 4.0 NVMe M.2 2280 SSD4,777$49Compare
Novexa SN-7538 Ultra 2TB PCIe 4.0 NVMe M.2 2230 SSD8,896$209Compare
Caldera SN-4989 Prime 8TB PCIe 5.0 NVMe M.2 2280 SSD13,970$599Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-8781 Edge 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/20125775 (accessed 2026-10-22).