Caldera SN-1954 Prime 4TB PCIe 5.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN1954-PRIME · Released 2025 · Updated 2026-10-24
Key facts
| Benchmark index | 13,282 (SSDs scale) |
|---|---|
| Category rank | #10,461 |
| Street price | $509 |
| Power | 11 W (active) |
| Performance per dollar | 26.09 |
| Released | 2025 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-1954 Prime |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 5.0 x4, NVMe 2.0 |
| Sequential read | 12,900 MB/s |
| Sequential write | 12,300 MB/s |
| Random 4K read | 1,840K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | LPDDR4 DRAM, 4 GB |
| Endurance | 2,400 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-5359 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD | 10,573 | $309 | Compare |
| Caldera SN-5230 Edge 2TB PCIe 5.0 NVMe M.2 2280 SSD | 12,109 | $369 | Compare |
| Mirenta SN-9368 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD | 10,144 | $289 | Compare |
| Altrix SN-5351 Ti 2TB PCIe 5.0 NVMe M.2 2280 SSD | 11,164 | $359 | Compare |
| Novexa SN-8322 Prime 2TB PCIe 5.0 NVMe M.2 2280 SSD | 11,588 | $379 | Compare |
| Altrix SN-8339 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD | 7,784 | $159 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-1954 Prime 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/21521773 (accessed 2026-10-24).