Caldera SN-4039 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN4039-XT · Released 2026 · Updated 2026-10-20
Key facts
| Benchmark index | 11,002 (SSDs scale) |
|---|---|
| Category rank | #3,785 |
| Street price | $349 |
| Power | 8 W (active) |
| Performance per dollar | 31.52 |
| Released | 2026 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-4039 XT |
| Capacity | 8 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 5.0 x4, NVMe 2.0 |
| Sequential read | 13,600 MB/s |
| Sequential write | 12,800 MB/s |
| Random 4K read | 2,220K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | LPDDR4 DRAM, 8 GB |
| Endurance | 4,800 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 |
|---|---|---|---|
| Caldera SN-5707 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD | 8,018 | $179 | Compare |
| Strivon SN-2938 SE 8TB PCIe 5.0 NVMe M.2 2280 SSD | 10,421 | $309 | Compare |
| Novexa SN-8835 SE 1TB PCIe 3.0 NVMe M.2 2280 SSD | 8,767 | $189 | Compare |
| Mirenta SN-8773 Pro 1TB SATA 2.5-inch SSD | 4,109 | $39 | Compare |
| Mirenta SN-4651 Ti 1TB PCIe 4.0 NVMe M.2 2230 SSD | 9,855 | $279 | Compare |
| Caldera SN-7385 SE 2TB PCIe 4.0 NVMe M.2 2230 SSD | 11,419 | $309 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-4039 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/53317893 (accessed 2026-10-20).