Hardware Spec Index

Caldera SN-8494 Plus 500GB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN8494-PLUS · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index6,425 (SSDs scale)
Category rank#44,293
Street price$99
Power5 W (active)
Performance per dollar64.90
Released2025

Specifications

BrandCaldera
ModelCaldera SN-8494 Plus
Capacity500 GB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,900 MB/s
Sequential write4,200 MB/s
Random 4K read970K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (HMB)
Endurance180 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-8494 Plus 500GB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/15813620 (accessed 2026-10-26).