Caldera SN-3954 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN3954-ULTRA · Released 2024 · Updated 2026-10-20
Key facts
| Benchmark index | 12,762 (SSDs scale) |
|---|---|
| Category rank | #22,233 |
| Street price | $449 |
| Power | 9 W (active) |
| Performance per dollar | 28.42 |
| Released | 2024 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-3954 Ultra |
| Capacity | 8 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 5.0 x4, NVMe 2.0 |
| Sequential read | 10,500 MB/s |
| Sequential write | 8,500 MB/s |
| Random 4K read | 2,360K IOPS |
| NAND | 3D TLC, 218-layer |
| Cache | LPDDR4 DRAM, 8 GB |
| Endurance | 4,800 TBW (0.33 DWPD) |
| Warranty | 5 years |
| Heatsink | Included (recommended for sustained loads) |
Related guides
NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0
Similar SSDs
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Mirenta SN-9097 Prime 2TB PCIe 4.0 NVMe M.2 2230 SSD | 8,868 | $209 | Compare |
| Altrix SN-9514 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD | 9,397 | $189 | Compare |
| Caldera SN-2830 Ti 4TB PCIe 4.0 NVMe M.2 2280 SSD | 12,585 | $469 | Compare |
| Altrix SN-8672 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD | 11,217 | $299 | Compare |
| Novexa SN-8518 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD | 12,439 | $369 | Compare |
| Mirenta SN-2013 Pro 8TB PCIe 4.0 NVMe M.2 2280 SSD | 12,691 | $419 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-3954 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/8532005 (accessed 2026-10-20).