Caldera SN-6975 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN6975-ULTRA · Released 2023 · Updated 2026-10-22
Key facts
| Benchmark index | 6,137 (SSDs scale) |
|---|---|
| Category rank | #5,354 |
| Street price | $89 |
| Power | 5 W (active) |
| Performance per dollar | 68.96 |
| Released | 2023 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-6975 Ultra |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 7,200 MB/s |
| Sequential write | 5,800 MB/s |
| Random 4K read | 920K IOPS |
| NAND | 3D QLC, 218-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 200 TBW (0.18 DWPD) |
| Warranty | 3 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 |
|---|---|---|---|
| Strivon SN-3621 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD | 12,438 | $459 | Compare |
| Mirenta SN-3441 Core 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,900 | $579 | Compare |
| Altrix SN-1209 Edge 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,900 | $599 | Compare |
| Caldera SN-3388 Ti 4TB PCIe 4.0 NVMe M.2 2280 SSD | 14,171 | $549 | Compare |
| Altrix SN-4818 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD | 9,494 | $219 | Compare |
| Mirenta SN-4393 Pro 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,041 | $479 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-6975 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/46970898 (accessed 2026-10-22).