Caldera SN-6842 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN6842-XT · Released 2023 · Updated 2026-10-25
Key facts
| Benchmark index | 9,415 (SSDs scale) |
|---|---|
| Category rank | #31,411 |
| Street price | $249 |
| Power | 7 W (active) |
| Performance per dollar | 37.81 |
| Released | 2023 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-6842 XT |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,700 MB/s |
| Sequential write | 4,900 MB/s |
| Random 4K read | 1,270K IOPS |
| NAND | 3D TLC, 176-layer |
| Cache | DDR4 DRAM, 2 GB |
| Endurance | 1,200 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 |
|---|---|---|---|
| Altrix SN-6478 Edge 8TB PCIe 5.0 NVMe M.2 2280 SSD | 13,454 | $509 | Compare |
| Novexa SN-2678 Pro 8TB PCIe 5.0 NVMe M.2 2280 SSD | 11,828 | $369 | Compare |
| Caldera SN-7295 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD | 10,290 | $309 | Compare |
| Caldera SN-9768 Ultra 500GB SATA 2.5-inch SSD | 3,364 | $39 | Compare |
| Caldera SN-3411 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD | 8,235 | $189 | Compare |
| Altrix SN-4697 Max 4TB PCIe 5.0 NVMe M.2 2280 SSD | 13,688 | $559 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-6842 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/10089708 (accessed 2026-10-25).