Hardware Spec Index

Caldera SN-4821 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN4821-EDGE · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index10,090 (SSDs scale)
Category rank#45,951
Street price$269
Power5 W (active)
Performance per dollar37.51
Released2021

Specifications

BrandCaldera
ModelCaldera SN-4821 Edge
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,600 MB/s
Sequential write5,400 MB/s
Random 4K read1,220K IOPS
NAND3D TLC, 218-layer
CacheDDR4 DRAM, 2 GB
Endurance1,200 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
Mirenta SN-9431 Edge 500GB SATA 2.5-inch SSD3,575$29Compare
Altrix SN-5748 Pro 500GB PCIe 3.0 NVMe M.2 2280 SSD6,147$109Compare
Strivon SN-9175 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD10,291$239Compare
Caldera SN-8127 SE 1TB PCIe 4.0 NVMe M.2 2230 SSD6,245$89Compare
Novexa SN-4595 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD9,382$229Compare
Altrix SN-2491 SE 1TB SATA 2.5-inch SSD4,415$39Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-4821 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/99343652 (accessed 2026-10-26).