Hardware Spec Index

Caldera SN-4421 Edge 500GB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN4421-EDGE · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index4,508 (SSDs scale)
Category rank#14,065
Street price$49
Power5 W (active)
Performance per dollar92.00
Released2019

Specifications

BrandCaldera
ModelCaldera SN-4421 Edge
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,500 MB/s
Sequential write1,400 MB/s
Random 4K read580K IOPS
NAND3D TLC, 232-layer
CacheDRAM-less (HMB)
Endurance300 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-1374 Prime 500GB PCIe 4.0 NVMe M.2 2230 SSD5,381$79Compare
Altrix SN-4527 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD8,460$179Compare
Caldera SN-1289 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD6,557$109Compare
Strivon SN-8994 SE 2TB PCIe 4.0 NVMe M.2 2230 SSD11,004$379Compare
Mirenta SN-7248 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD8,436$189Compare
Mirenta SN-1256 Max 2TB PCIe 3.0 NVMe M.2 2280 SSD7,236$149Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-4421 Edge 500GB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/771507 (accessed 2026-10-21).