Hardware Spec Index

Caldera SN-2789 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN2789-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index6,149 (SSDs scale)
Category rank#32,537
Street price$89
Power7 W (active)
Performance per dollar69.09
Released2020

Specifications

BrandCaldera
ModelCaldera SN-2789 Ultra
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,800 MB/s
Sequential write4,100 MB/s
Random 4K read1,170K IOPS
NAND3D TLC, 176-layer
CacheDRAM-less (HMB)
Endurance300 TBW (0.33 DWPD)
Warranty5 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-2789 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4073868 (accessed 2026-10-26).