Caldera SN-3998 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN3998-ULTRA · Released 2025 · Updated 2026-10-26
Key facts
| Benchmark index | 10,444 (SSDs scale) |
|---|---|
| Category rank | #34,085 |
| Street price | $239 |
| Power | 6 W (active) |
| Performance per dollar | 43.70 |
| Released | 2025 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-3998 Ultra |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 7,400 MB/s |
| Sequential write | 7,000 MB/s |
| Random 4K read | 700K IOPS |
| NAND | 3D TLC, 232-layer |
| Cache | DDR4 DRAM, 2 GB |
| Endurance | 1,200 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 |
|---|---|---|---|
| Strivon SN-3375 Edge 500GB SATA 2.5-inch SSD | 3,808 | $39 | Compare |
| Novexa SN-6390 Max 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,900 | $599 | Compare |
| Caldera SN-1875 SE 2TB PCIe 4.0 NVMe M.2 2230 SSD | 11,315 | $329 | Compare |
| Altrix SN-5232 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD | 9,400 | $219 | Compare |
| Novexa SN-5289 SE 500GB SATA 2.5-inch SSD | 3,393 | $39 | Compare |
| Strivon SN-4376 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD | 6,371 | $109 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-3998 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/3465413 (accessed 2026-10-26).