Mirenta SN-8978 Ultra 4TB PCIe 5.0 NVMe M.2 2280 SSD
SSDs · Mirenta · SKU SN8978-ULTRA · Released 2025 · Updated 2026-10-19
Key facts
| Benchmark index | 11,177 (SSDs scale) |
|---|---|
| Category rank | #27,693 |
| Street price | $329 |
| Power | 11 W (active) |
| Performance per dollar | 33.97 |
| Released | 2025 |
Specifications
| Brand | Mirenta |
|---|---|
| Model | Mirenta SN-8978 Ultra |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 5.0 x4, NVMe 2.0 |
| Sequential read | 10,000 MB/s |
| Sequential write | 9,600 MB/s |
| Random 4K read | 1,870K IOPS |
| NAND | 3D TLC, 218-layer |
| Cache | LPDDR4 DRAM, 4 GB |
| Endurance | 2,400 TBW (0.33 DWPD) |
| Warranty | 5 years |
| Heatsink | Included (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
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Cite this page: Hardware Spec Index, “Mirenta SN-8978 Ultra 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/89170639 (accessed 2026-10-19).