Hardware Spec Index

Caldera SN-7540 Plus 500GB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN7540-PLUS · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index4,922 (SSDs scale)
Category rank#17,587
Street price$49
Power4 W (active)
Performance per dollar100.45
Released2019

Specifications

BrandCaldera
ModelCaldera SN-7540 Plus
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read3,000 MB/s
Sequential write1,900 MB/s
Random 4K read490K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance100 TBW (0.18 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

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Cite this page: Hardware Spec Index, “Caldera SN-7540 Plus 500GB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/2906248 (accessed 2026-10-22).