Caldera SN-1551 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN1551-EDGE · Released 2024 · Updated 2026-10-20
Key facts
| Benchmark index | 8,924 (SSDs scale) |
|---|---|
| Category rank | #18,671 |
| Street price | $179 |
| Power | 7 W (active) |
| Performance per dollar | 49.85 |
| Released | 2024 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-1551 Edge |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 4,900 MB/s |
| Sequential write | 4,100 MB/s |
| Random 4K read | 1,170K 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 |
|---|---|---|---|
| Altrix SN-4919 Edge 4TB PCIe 5.0 NVMe M.2 2280 SSD | 14,115 | $449 | Compare |
| Altrix SN-8690 Max 4TB PCIe 4.0 NVMe M.2 2280 SSD | 11,750 | $439 | Compare |
| Caldera SN-2983 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,380 | $499 | Compare |
| Altrix SN-5298 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD | 14,016 | $539 | Compare |
| Novexa SN-6045 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD | 11,116 | $309 | Compare |
| Mirenta SN-2070 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD | 7,901 | $149 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-1551 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/58779386 (accessed 2026-10-20).