Caldera SN-5403 XT 500GB PCIe 4.0 NVMe M.2 2230 SSD
SSDs · Caldera · SKU SN5403-XT · Released 2026 · Updated 2026-10-25
Key facts
| Benchmark index | 5,109 (SSDs scale) |
|---|---|
| Category rank | #14,657 |
| Street price | $69 |
| Power | 7 W (active) |
| Performance per dollar | 74.04 |
| Released | 2026 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-5403 XT |
| Capacity | 500 GB |
| Form factor | M.2 2230 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,900 MB/s |
| Sequential write | 3,600 MB/s |
| Random 4K read | 1,230K IOPS |
| NAND | 3D QLC, 176-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 120 TBW (0.22 DWPD) |
| Warranty | 3 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 |
|---|---|---|---|
| Altrix SN-8580 SE 500GB SATA 2.5-inch SSD | 3,590 | $29 | Compare |
| Mirenta SN-4220 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD | 10,088 | $269 | Compare |
| Caldera SN-2446 Edge 4TB PCIe 5.0 NVMe M.2 2280 SSD | 11,314 | $329 | Compare |
| Mirenta SN-7049 Prime 4TB PCIe 5.0 NVMe M.2 2280 SSD | 10,668 | $339 | Compare |
| Mirenta SN-6921 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD | 9,956 | $279 | Compare |
| Caldera SN-9125 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD | 11,638 | $329 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-5403 XT 500GB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/54778343 (accessed 2026-10-25).