Hardware Spec Index

Caldera SN-4951 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN4951-EDGE · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index10,701 (SSDs scale)
Category rank#35,858
Street price$279
Power6 W (active)
Performance per dollar38.35
Released2021

Specifications

BrandCaldera
ModelCaldera SN-4951 Edge
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,300 MB/s
Sequential write6,600 MB/s
Random 4K read880K 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
Caldera SN-1582 SE 8TB PCIe 5.0 NVMe M.2 2280 SSD12,173$349Compare
Mirenta SN-5245 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD13,330$579Compare
Strivon SN-3723 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD12,734$379Compare
Strivon SN-2984 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD10,274$249Compare
Novexa SN-6317 SE 500GB PCIe 4.0 NVMe M.2 2280 SSD5,743$69Compare
Caldera SN-5190 XT 2TB PCIe 4.0 NVMe M.2 2230 SSD6,791$109Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-4951 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/3300971 (accessed 2026-10-19).