Hardware Spec Index

Mirenta SN-9420 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN9420-XT · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index12,218 (SSDs scale)
Category rank#20,770
Street price$439
Power9 W (active)
Performance per dollar27.83
Released2025

Specifications

BrandMirenta
ModelMirenta SN-9420 XT
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read14,300 MB/s
Sequential write13,400 MB/s
Random 4K read2,360K IOPS
NAND3D TLC, 238-layer
CacheLPDDR4 DRAM, 4 GB
Endurance2,400 TBW (0.33 DWPD)
Warranty5 years
HeatsinkIncluded (recommended for sustained loads)

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0

Similar SSDs

ModelBenchmarkPriceCompare
Novexa SN-7811 Ultra 1TB SATA 2.5-inch SSD4,071$39Compare
Caldera SN-2095 SE 2TB PCIe 4.0 NVMe M.2 2230 SSD7,691$149Compare
Mirenta SN-7015 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD5,224$69Compare
Mirenta SN-9342 Plus 4TB PCIe 3.0 NVMe M.2 2280 SSD11,677$329Compare
Mirenta SN-3987 Core 2TB PCIe 3.0 NVMe M.2 2280 SSD11,846$409Compare
Mirenta SN-8259 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD7,564$129Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Mirenta SN-9420 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/92328642 (accessed 2026-10-22).