Caldera SN-1686 Prime 500GB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN1686-PRIME · Released 2023 · Updated 2026-10-18
Key facts
| Benchmark index | 4,821 (SSDs scale) |
|---|---|
| Category rank | #682 |
| Street price | $49 |
| Power | 7 W (active) |
| Performance per dollar | 98.39 |
| Released | 2023 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-1686 Prime |
| Capacity | 500 GB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,900 MB/s |
| Sequential write | 4,100 MB/s |
| Random 4K read | 1,320K IOPS |
| NAND | 3D TLC, 176-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 300 TBW (0.55 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 |
|---|---|---|---|
| Mirenta SN-2378 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD | 14,900 | $519 | Compare |
| Novexa SN-9637 Ultra 500GB SATA 2.5-inch SSD | 3,748 | $29 | Compare |
| Altrix SN-6512 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD | 10,476 | $299 | Compare |
| Caldera SN-2299 Ultra 1TB SATA 2.5-inch SSD | 3,927 | $39 | Compare |
| Altrix SN-5351 Core 1TB SATA 2.5-inch SSD | 4,095 | $39 | Compare |
| Caldera SN-5864 Ultra 1TB SATA 2.5-inch SSD | 4,519 | $49 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-1686 Prime 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4108572 (accessed 2026-10-18).