Caldera SN-2946 Pro 8TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN2946-PRO · Released 2020 · Updated 2026-10-26
Key facts
| Benchmark index | 13,930 (SSDs scale) |
|---|---|
| Category rank | #11,272 |
| Street price | $479 |
| Power | 6 W (active) |
| Performance per dollar | 29.08 |
| Released | 2020 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-2946 Pro |
| Capacity | 8 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,000 MB/s |
| Sequential write | 4,300 MB/s |
| Random 4K read | 850K IOPS |
| NAND | 3D TLC, 232-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 |
|---|---|---|---|
| Altrix SN-9555 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD | 12,154 | $429 | Compare |
| Altrix SN-2332 XT 500GB SATA 2.5-inch SSD | 4,273 | $39 | Compare |
| Novexa SN-5849 Prime 1TB SATA 2.5-inch SSD | 4,284 | $49 | Compare |
| Strivon SN-8170 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD | 9,835 | $259 | Compare |
| Caldera SN-6151 Max 1TB PCIe 3.0 NVMe M.2 2280 SSD | 8,381 | $209 | Compare |
| Altrix SN-9700 Pro 8TB PCIe 5.0 NVMe M.2 2280 SSD | 10,721 | $299 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-2946 Pro 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/31588280 (accessed 2026-10-26).