Caldera SN-1669 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN1669-ULTRA · Released 2021 · Updated 2026-10-21
Key facts
| Benchmark index | 6,745 (SSDs scale) |
|---|---|
| Category rank | #6,985 |
| Street price | $109 |
| Power | 6 W (active) |
| Performance per dollar | 61.88 |
| Released | 2021 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-1669 Ultra |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 7,000 MB/s |
| Sequential write | 5,000 MB/s |
| Random 4K read | 1,360K IOPS |
| NAND | 3D QLC, 238-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 200 TBW (0.18 DWPD) |
| Warranty | 3 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 |
|---|---|---|---|
| Altrix SN-6941 Max 4TB PCIe 5.0 NVMe M.2 2280 SSD | 12,013 | $369 | Compare |
| Altrix SN-7541 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD | 13,402 | $499 | Compare |
| Novexa SN-2722 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD | 11,258 | $369 | Compare |
| Mirenta SN-6133 Max 2TB PCIe 4.0 NVMe M.2 2230 SSD | 10,657 | $289 | Compare |
| Altrix SN-3197 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,409 | $579 | Compare |
| Caldera SN-1021 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD | 7,688 | $169 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-1669 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/6728844 (accessed 2026-10-21).