Hardware Spec Index

Caldera SN-8501 Ultra 2TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN8501-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index6,950 (SSDs scale)
Category rank#18,959
Street price$109
Power7 W (active)
Performance per dollar63.76
Released2025

Specifications

BrandCaldera
ModelCaldera SN-8501 Ultra
Capacity2 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,900 MB/s
Sequential write5,100 MB/s
Random 4K read920K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (HMB)
Endurance720 TBW (0.33 DWPD)
Warranty3 years
HeatsinkHeatsink edition available

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-8501 Ultra 2TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/93021290 (accessed 2026-10-22).