Caldera SN-4578 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN4578-XT · Released 2021 · Updated 2026-10-23
Key facts
| Benchmark index | 14,583 (SSDs scale) |
|---|---|
| Category rank | #36,352 |
| Street price | $519 |
| Power | 8 W (active) |
| Performance per dollar | 28.10 |
| Released | 2021 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-4578 XT |
| Capacity | 8 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,600 MB/s |
| Sequential write | 4,100 MB/s |
| Random 4K read | 1,260K IOPS |
| NAND | 3D TLC, 232-layer |
| Cache | DDR4 DRAM, 8 GB |
| Endurance | 4,800 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 |
|---|---|---|---|
| Novexa SN-7667 Core 2TB PCIe 5.0 NVMe M.2 2280 SSD | 11,708 | $389 | Compare |
| Novexa SN-3427 Ti 8TB PCIe 5.0 NVMe M.2 2280 SSD | 12,600 | $409 | Compare |
| Strivon SN-9686 Prime 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,364 | $519 | Compare |
| Mirenta SN-4233 Edge 4TB PCIe 4.0 NVMe M.2 2280 SSD | 13,080 | $389 | Compare |
| Strivon SN-1445 SE 2TB PCIe 3.0 NVMe M.2 2280 SSD | 10,837 | $319 | Compare |
| Caldera SN-3356 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD | 7,609 | $149 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-4578 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/41312315 (accessed 2026-10-23).