Hardware Spec Index

Caldera SN-7520 Pro 4TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN7520-PRO · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index11,833 (SSDs scale)
Category rank#34,578
Street price$399
Power5 W (active)
Performance per dollar29.66
Released2019

Specifications

BrandCaldera
ModelCaldera SN-7520 Pro
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,100 MB/s
Sequential write1,900 MB/s
Random 4K read540K IOPS
NAND3D TLC, 232-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 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-3853 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD9,582$219Compare
Caldera SN-4081 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD10,952$309Compare
Altrix SN-7742 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD8,506$179Compare
Novexa SN-5898 Prime 8TB PCIe 5.0 NVMe M.2 2280 SSD12,582$409Compare
Mirenta SN-8852 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD11,148$329Compare
Caldera SN-4031 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD11,109$399Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-7520 Pro 4TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/76353962 (accessed 2026-10-19).