Hardware Spec Index

Caldera SN-4621 Prime 4TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN4621-PRIME · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index10,630 (SSDs scale)
Category rank#40,012
Street price$309
Power9 W (active)
Performance per dollar34.40
Released2026

Specifications

BrandCaldera
ModelCaldera SN-4621 Prime
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read14,900 MB/s
Sequential write13,600 MB/s
Random 4K read2,380K IOPS
NAND3D TLC, 176-layer
CacheLPDDR4 DRAM, 4 GB
Endurance2,400 TBW (0.33 DWPD)
Warranty5 years
HeatsinkIncluded (recommended for sustained loads)

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0

Similar SSDs

ModelBenchmarkPriceCompare
Mirenta SN-7788 SE 8TB PCIe 5.0 NVMe M.2 2280 SSD13,941$449Compare
Novexa SN-3871 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD8,019$189Compare
Caldera SN-2418 Edge 500GB PCIe 4.0 NVMe M.2 2230 SSD5,826$69Compare
Altrix SN-5055 Edge 1TB PCIe 3.0 NVMe M.2 2280 SSD7,065$129Compare
Altrix SN-6842 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD13,044$449Compare
Altrix SN-6587 Core 2TB PCIe 5.0 NVMe M.2 2280 SSD10,600$309Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-4621 Prime 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/11544720 (accessed 2026-10-21).