Caldera SN-1878 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN1878-ULTRA · Released 2024 · Updated 2026-10-25
Key facts
| Benchmark index | 5,828 (SSDs scale) |
|---|---|
| Category rank | #38,377 |
| Street price | $79 |
| Power | 5 W (active) |
| Performance per dollar | 73.77 |
| Released | 2024 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-1878 Ultra |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,000 MB/s |
| Sequential write | 5,000 MB/s |
| Random 4K read | 930K IOPS |
| NAND | 3D TLC, 176-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 600 TBW (0.33 DWPD) |
| Warranty | 5 years |
| Heatsink | Heatsink edition available |
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-8577 Ti 8TB PCIe 3.0 NVMe M.2 2280 SSD | 14,206 | $599 | Compare |
| Novexa SN-4922 Pro 8TB PCIe 5.0 NVMe M.2 2280 SSD | 13,542 | $499 | Compare |
| Strivon SN-1842 XT 8TB PCIe 3.0 NVMe M.2 2280 SSD | 14,005 | $509 | Compare |
| Novexa SN-3266 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD | 11,336 | $309 | Compare |
| Caldera SN-7045 Plus 4TB PCIe 3.0 NVMe M.2 2280 SSD | 14,377 | $559 | Compare |
| Strivon SN-8814 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD | 9,965 | $279 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-1878 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/76981193 (accessed 2026-10-25).