Hardware Spec Index

Caldera SN-1539 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1539-XT · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index5,909 (SSDs scale)
Category rank#22,175
Street price$79
Power7 W (active)
Performance per dollar74.80
Released2023

Specifications

BrandCaldera
ModelCaldera SN-1539 XT
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,800 MB/s
Sequential write4,200 MB/s
Random 4K read1,370K IOPS
NAND3D QLC, 176-layer
CacheDRAM-less (HMB)
Endurance180 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-1539 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/6428244 (accessed 2026-10-19).