Caldera SN-7677 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN7677-XT · Released 2025 · Updated 2026-10-26
Key facts
| Benchmark index | 14,109 (SSDs scale) |
|---|---|
| Category rank | #35,176 |
| Street price | $579 |
| Power | 10 W (active) |
| Performance per dollar | 24.37 |
| Released | 2025 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-7677 XT |
| Capacity | 8 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 5.0 x4, NVMe 2.0 |
| Sequential read | 13,500 MB/s |
| Sequential write | 11,100 MB/s |
| Random 4K read | 2,720K IOPS |
| NAND | 3D TLC, 176-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-3542 Ti 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,647 | $479 | Compare |
| Mirenta SN-8384 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD | 10,899 | $359 | Compare |
| Altrix SN-7367 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD | 9,332 | $239 | Compare |
| Altrix SN-8754 Max 2TB PCIe 4.0 NVMe M.2 2230 SSD | 7,960 | $139 | Compare |
| Altrix SN-2295 Ti 8TB PCIe 5.0 NVMe M.2 2280 SSD | 11,218 | $329 | Compare |
| Mirenta SN-4411 Max 500GB SATA 2.5-inch SSD | 4,327 | $39 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-7677 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/722724 (accessed 2026-10-26).