Caldera SN-4201 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN4201-ULTRA · Released 2022 · Updated 2026-10-26
Key facts
| Benchmark index | 13,492 (SSDs scale) |
|---|---|
| Category rank | #15,442 |
| Street price | $489 |
| Power | 7 W (active) |
| Performance per dollar | 27.59 |
| Released | 2022 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-4201 Ultra |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,300 MB/s |
| Sequential write | 4,800 MB/s |
| Random 4K read | 830K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | DDR4 DRAM, 4 GB |
| Endurance | 2,400 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-6259 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD | 7,595 | $129 | Compare |
| Novexa SN-6957 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD | 12,488 | $429 | Compare |
| Strivon SN-3528 Pro 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,279 | $519 | Compare |
| Mirenta SN-1624 Ti 8TB PCIe 4.0 NVMe M.2 2280 SSD | 12,139 | $389 | Compare |
| Caldera SN-1898 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,190 | $599 | Compare |
| Mirenta SN-5786 SE 500GB SATA 2.5-inch SSD | 3,728 | $29 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-4201 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/1732802 (accessed 2026-10-26).