Hardware Spec Index

Caldera SN-6538 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN6538-PRO · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index5,266 (SSDs scale)
Category rank#36,032
Street price$69
Power6 W (active)
Performance per dollar76.32
Released2020

Specifications

BrandCaldera
ModelCaldera SN-6538 Pro
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,300 MB/s
Sequential write4,700 MB/s
Random 4K read730K IOPS
NAND3D QLC, 176-layer
CacheDRAM-less (HMB)
Endurance360 TBW (0.33 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-6538 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/6509953 (accessed 2026-10-21).