Caldera SN-1902 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN1902-ULTRA · Released 2021 · Updated 2026-10-22
Key facts
| Benchmark index | 7,249 (SSDs scale) |
|---|---|
| Category rank | #26,600 |
| Street price | $119 |
| Power | 5 W (active) |
| Performance per dollar | 60.92 |
| Released | 2021 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-1902 Ultra |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,100 MB/s |
| Sequential write | 5,200 MB/s |
| Random 4K read | 1,190K IOPS |
| NAND | 3D QLC, 238-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 400 TBW (0.18 DWPD) |
| Warranty | 3 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-8304 Max 4TB PCIe 5.0 NVMe M.2 2280 SSD | 12,571 | $419 | Compare |
| Caldera SN-4377 Ti 500GB SATA 2.5-inch SSD | 3,369 | $39 | Compare |
| Caldera SN-5166 Plus 4TB PCIe 3.0 NVMe M.2 2280 SSD | 14,172 | $599 | Compare |
| Novexa SN-2943 Prime 8TB PCIe 5.0 NVMe M.2 2280 SSD | 13,528 | $449 | Compare |
| Novexa SN-5320 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD | 10,168 | $279 | Compare |
| Caldera SN-5488 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD | 9,526 | $219 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-1902 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/1802252 (accessed 2026-10-22).