Hardware Spec Index

Caldera SN-2521 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN2521-PRO · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index9,552 (SSDs scale)
Category rank#227
Street price$269
Power8 W (active)
Performance per dollar35.51
Released2020

Specifications

BrandCaldera
ModelCaldera SN-2521 Pro
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,000 MB/s
Sequential write5,300 MB/s
Random 4K read1,320K IOPS
NAND3D TLC, 238-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
Novexa SN-9009 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD7,921$179Compare
Mirenta SN-8729 Core 4TB PCIe 5.0 NVMe M.2 2280 SSD13,272$439Compare
Mirenta SN-1926 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD5,359$59Compare
Novexa SN-6033 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD6,547$99Compare
Mirenta SN-2957 Plus 500GB SATA 2.5-inch SSD3,683$29Compare
Strivon SN-9319 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD9,375$239Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-2521 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/8422207 (accessed 2026-10-24).