Hardware Spec Index

Caldera SN-7521 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN7521-PLUS · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index7,089 (SSDs scale)
Category rank#20,337
Street price$119
Power5 W (active)
Performance per dollar59.57
Released2024

Specifications

BrandCaldera
ModelCaldera SN-7521 Plus
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,800 MB/s
Sequential write6,100 MB/s
Random 4K read1,290K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance240 TBW (0.22 DWPD)
Warranty3 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
Mirenta SN-8082 Plus 2TB PCIe 5.0 NVMe M.2 2280 SSD11,813$359Compare
Novexa SN-6039 Ti 4TB PCIe 3.0 NVMe M.2 2280 SSD12,549$389Compare
Altrix SN-7243 Edge 2TB PCIe 5.0 NVMe M.2 2280 SSD11,532$339Compare
Caldera SN-3718 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD5,280$59Compare
Altrix SN-9311 Max 4TB PCIe 3.0 NVMe M.2 2280 SSD13,603$499Compare
Altrix SN-4750 Core 1TB PCIe 4.0 NVMe M.2 2230 SSD9,013$189Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-7521 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/5776781 (accessed 2026-10-19).