Hardware Spec Index

Caldera SN-3476 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN3476-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index5,559 (SSDs scale)
Category rank#48,009
Street price$89
Power8 W (active)
Performance per dollar62.46
Released2020

Specifications

BrandCaldera
ModelCaldera SN-3476 Ultra
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,400 MB/s
Sequential write4,100 MB/s
Random 4K read870K 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

Similar SSDs

ModelBenchmarkPriceCompare
Novexa SN-8580 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD7,484$149Compare
Altrix SN-8878 Prime 1TB PCIe 3.0 NVMe M.2 2280 SSD5,429$79Compare
Novexa SN-2119 Max 1TB PCIe 4.0 NVMe M.2 2280 SSD7,958$139Compare
Mirenta SN-7729 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD10,606$309Compare
Altrix SN-4187 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD6,528$99Compare
Caldera SN-6835 Core 500GB PCIe 4.0 NVMe M.2 2280 SSD6,103$89Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-3476 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/485966 (accessed 2026-10-26).