Hardware Spec Index

Caldera SN-3278 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN3278-PRO · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index14,900 (SSDs scale)
Category rank#47,211
Street price$519
Power7 W (active)
Performance per dollar28.71
Released2022

Specifications

BrandCaldera
ModelCaldera SN-3278 Pro
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,100 MB/s
Sequential write5,300 MB/s
Random 4K read1,370K IOPS
NAND3D TLC, 218-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 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-5075 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD6,595$99Compare
Mirenta SN-7893 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD11,875$399Compare
Mirenta SN-6919 Edge 4TB PCIe 5.0 NVMe M.2 2280 SSD13,625$469Compare
Altrix SN-6993 XT 2TB PCIe 5.0 NVMe M.2 2280 SSD10,884$359Compare
Novexa SN-9565 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD7,156$119Compare
Caldera SN-7094 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD10,535$359Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-3278 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4292146 (accessed 2026-10-21).