Hardware Spec Index

Caldera SN-1921 Edge 8TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1921-EDGE · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index14,444 (SSDs scale)
Category rank#22,067
Street price$509
Power7 W (active)
Performance per dollar28.38
Released2020

Specifications

BrandCaldera
ModelCaldera SN-1921 Edge
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,100 MB/s
Sequential write4,400 MB/s
Random 4K read790K IOPS
NAND3D TLC, 238-layer
CacheDDR4 DRAM, 8 GB
Endurance4,800 TBW (0.33 DWPD)
Warranty5 years
HeatsinkHeatsink edition available

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
Strivon SN-7451 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD7,783$179Compare
Altrix SN-4229 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD11,823$379Compare
Strivon SN-4977 SE 8TB PCIe 4.0 NVMe M.2 2280 SSD12,559$379Compare
Caldera SN-1421 Pro 500GB SATA 2.5-inch SSD3,386$29Compare
Mirenta SN-4835 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD10,716$309Compare
Strivon SN-2850 Core 500GB PCIe 4.0 NVMe M.2 2280 SSD5,869$79Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1921 Edge 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/1131889 (accessed 2026-10-26).