Caldera SN-4644 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN4644-SE · Released 2022 · Updated 2026-10-19
Key facts
| Benchmark index | 9,855 (SSDs scale) |
|---|---|
| Category rank | #42,401 |
| Street price | $259 |
| Power | 5 W (active) |
| Performance per dollar | 38.05 |
| Released | 2022 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-4644 SE |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,100 MB/s |
| Sequential write | 4,300 MB/s |
| Random 4K read | 980K IOPS |
| NAND | 3D TLC, 176-layer |
| Cache | DDR4 DRAM, 1 GB |
| Endurance | 600 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
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| Mirenta SN-9065 Max 1TB PCIe 4.0 NVMe M.2 2280 SSD | 7,236 | $109 | Compare |
| Strivon SN-8360 XT 8TB PCIe 3.0 NVMe M.2 2280 SSD | 11,782 | $439 | Compare |
| Caldera SN-7149 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD | 10,794 | $329 | Compare |
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| Novexa SN-7171 Core 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,025 | $439 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-4644 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/400784 (accessed 2026-10-19).