Caldera SN-7458 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN7458-ULTRA · Released 2024 · Updated 2026-10-24
Key facts
| Benchmark index | 8,222 (SSDs scale) |
|---|---|
| Category rank | #18,608 |
| Street price | $179 |
| Power | 6 W (active) |
| Performance per dollar | 45.93 |
| Released | 2024 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-7458 Ultra |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,300 MB/s |
| Sequential write | 6,000 MB/s |
| Random 4K read | 1,350K IOPS |
| NAND | 3D TLC, 218-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 600 TBW (0.33 DWPD) |
| Warranty | 5 years |
| Heatsink | None |
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 |
|---|---|---|---|
| Caldera SN-8274 Ti 8TB PCIe 4.0 NVMe M.2 2280 SSD | 13,591 | $469 | Compare |
| Caldera SN-1226 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD | 9,265 | $259 | Compare |
| Mirenta SN-2774 Plus 2TB PCIe 3.0 NVMe M.2 2280 SSD | 10,083 | $279 | Compare |
| Mirenta SN-4199 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD | 13,660 | $489 | Compare |
| Altrix SN-3076 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD | 13,577 | $469 | Compare |
| Strivon SN-6949 Ti 4TB PCIe 5.0 NVMe M.2 2280 SSD | 10,474 | $289 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-7458 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7447266 (accessed 2026-10-24).