Mirenta SN-9855 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Mirenta · SKU SN9855-ULTRA · Released 2022 · Updated 2026-10-18
Key facts
| Benchmark index | 10,124 (SSDs scale) |
|---|---|
| Category rank | #31,171 |
| Street price | $279 |
| Power | 5 W (active) |
| Performance per dollar | 36.29 |
| Released | 2022 |
Specifications
| Brand | Mirenta |
|---|---|
| Model | Mirenta SN-9855 Ultra |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,500 MB/s |
| Sequential write | 6,100 MB/s |
| Random 4K read | 860K IOPS |
| NAND | 3D TLC, 218-layer |
| Cache | DDR4 DRAM, 4 GB |
| Endurance | 2,400 TBW (0.33 DWPD) |
| Warranty | 5 years |
| Heatsink | None |
Related guides
NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 4.0 vs PCIe 5.0
Similar SSDs
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Novexa SN-2814 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD | 8,106 | $169 | Compare |
| Altrix SN-8643 Ultra 4TB PCIe 5.0 NVMe M.2 2280 SSD | 13,582 | $599 | Compare |
| Mirenta SN-3086 Ti 1TB SATA 2.5-inch SSD | 4,135 | $39 | Compare |
| Novexa SN-8780 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,032 | $599 | Compare |
| Altrix SN-2431 Core 4TB PCIe 5.0 NVMe M.2 2280 SSD | 10,419 | $289 | Compare |
| Novexa SN-8195 Edge 4TB PCIe 3.0 NVMe M.2 2280 SSD | 12,887 | $359 | Compare |
Cite this page: Hardware Spec Index, “Mirenta SN-9855 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/97272319 (accessed 2026-10-18).