Caldera SN-2188 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN2188-ULTRA · Released 2020 · Updated 2026-10-22
Key facts
| Benchmark index | 9,630 (SSDs scale) |
|---|---|
| Category rank | #33,572 |
| Street price | $249 |
| Power | 5 W (active) |
| Performance per dollar | 38.67 |
| Released | 2020 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-2188 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 | 5,800 MB/s |
| Random 4K read | 1,060K IOPS |
| NAND | 3D TLC, 232-layer |
| Cache | DDR4 DRAM, 2 GB |
| Endurance | 1,200 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 |
|---|---|---|---|
| Caldera SN-7282 SE 4TB PCIe 5.0 NVMe M.2 2280 SSD | 13,601 | $479 | Compare |
| Strivon SN-5751 Pro 4TB PCIe 5.0 NVMe M.2 2280 SSD | 14,019 | $509 | Compare |
| Strivon SN-7698 Core 500GB SATA 2.5-inch SSD | 3,937 | $39 | Compare |
| Mirenta SN-4279 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD | 12,699 | $479 | Compare |
| Caldera SN-8500 Ultra 4TB PCIe 5.0 NVMe M.2 2280 SSD | 13,441 | $459 | Compare |
| Altrix SN-2694 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD | 13,515 | $459 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-2188 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4854488 (accessed 2026-10-22).