Hardware Spec Index

Caldera SN-7789 Ultra 500GB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN7789-ULTRA · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index5,171 (SSDs scale)
Category rank#20,785
Street price$79
Power4 W (active)
Performance per dollar65.46
Released2019

Specifications

BrandCaldera
ModelCaldera SN-7789 Ultra
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,700 MB/s
Sequential write1,900 MB/s
Random 4K read580K IOPS
NAND3D TLC, 176-layer
CacheDRAM-less (HMB)
Endurance300 TBW (0.55 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

Similar SSDs

ModelBenchmarkPriceCompare
Caldera SN-3580 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD8,559$199Compare
Novexa SN-7058 Ti 500GB PCIe 4.0 NVMe M.2 2280 SSD6,648$89Compare
Novexa SN-3821 Edge 1TB PCIe 4.0 NVMe M.2 2230 SSD6,510$109Compare
Altrix SN-4193 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD10,017$259Compare
Strivon SN-5067 XT 2TB PCIe 4.0 NVMe M.2 2230 SSD9,598$209Compare
Caldera SN-2550 Plus 8TB PCIe 5.0 NVMe M.2 2280 SSD14,774$549Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-7789 Ultra 500GB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/655118 (accessed 2026-10-20).