Caldera SN-8281 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN8281-ULTRA · Released 2023 · Updated 2026-10-25
Key facts
| Benchmark index | 13,964 (SSDs scale) |
|---|---|
| Category rank | #47,798 |
| Street price | $549 |
| Power | 8 W (active) |
| Performance per dollar | 25.44 |
| Released | 2023 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-8281 Ultra |
| Capacity | 8 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,700 MB/s |
| Sequential write | 4,400 MB/s |
| Random 4K read | 810K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | DDR4 DRAM, 8 GB |
| Endurance | 4,800 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-4071 Ti 500GB SATA 2.5-inch SSD | 4,473 | $49 | Compare |
| Altrix SN-9366 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD | 12,748 | $439 | Compare |
| Mirenta SN-4636 Ultra 500GB SATA 2.5-inch SSD | 3,263 | $29 | Compare |
| Novexa SN-2843 Plus 1TB SATA 2.5-inch SSD | 4,356 | $49 | Compare |
| Mirenta SN-7367 Pro 1TB SATA 2.5-inch SSD | 4,060 | $39 | Compare |
| Altrix SN-3756 Pro 2TB PCIe 5.0 NVMe M.2 2280 SSD | 11,044 | $329 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-8281 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/96864533 (accessed 2026-10-25).