Caldera SN-2546 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN2546-ULTRA · Released 2026 · Updated 2026-10-21
Key facts
| Benchmark index | 10,410 (SSDs scale) |
|---|---|
| Category rank | #27,961 |
| Street price | $239 |
| Power | 7 W (active) |
| Performance per dollar | 43.56 |
| Released | 2026 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-2546 Ultra |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,600 MB/s |
| Sequential write | 5,900 MB/s |
| Random 4K read | 740K IOPS |
| NAND | 3D TLC, 176-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 |
|---|---|---|---|
| Novexa SN-3522 Prime 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,900 | $599 | Compare |
| Novexa SN-3619 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD | 12,441 | $399 | Compare |
| Caldera SN-6859 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD | 13,502 | $509 | Compare |
| Caldera SN-9899 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD | 10,645 | $359 | Compare |
| Novexa SN-2760 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD | 11,151 | $359 | Compare |
| Altrix SN-3401 Prime 2TB PCIe 5.0 NVMe M.2 2280 SSD | 11,638 | $419 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-2546 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4673402 (accessed 2026-10-21).