Caldera SN-1639 Prime 8TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN1639-PRIME · Released 2023 · Updated 2026-10-25
Key facts
| Benchmark index | 12,966 (SSDs scale) |
|---|---|
| Category rank | #44,511 |
| Street price | $419 |
| Power | 7 W (active) |
| Performance per dollar | 30.95 |
| Released | 2023 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-1639 Prime |
| Capacity | 8 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,800 MB/s |
| Sequential write | 6,400 MB/s |
| Random 4K read | 1,080K IOPS |
| NAND | 3D TLC, 176-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
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| Altrix SN-5593 Prime 2TB PCIe 5.0 NVMe M.2 2280 SSD | 11,299 | $399 | Compare |
| Altrix SN-9125 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD | 13,735 | $469 | Compare |
| Novexa SN-2451 Ti 8TB PCIe 5.0 NVMe M.2 2280 SSD | 11,931 | $389 | Compare |
| Caldera SN-4237 Core 8TB PCIe 4.0 NVMe M.2 2280 SSD | 12,197 | $369 | Compare |
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Cite this page: Hardware Spec Index, “Caldera SN-1639 Prime 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/19209650 (accessed 2026-10-25).