Caldera SN-4493 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN4493-XT · Released 2023 · Updated 2026-10-21
Key facts
| Benchmark index | 13,458 (SSDs scale) |
|---|---|
| Category rank | #41,219 |
| Street price | $539 |
| Power | 5 W (active) |
| Performance per dollar | 24.97 |
| Released | 2023 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-4493 XT |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,900 MB/s |
| Sequential write | 5,700 MB/s |
| Random 4K read | 1,120K IOPS |
| NAND | 3D TLC, 232-layer |
| Cache | DDR4 DRAM, 4 GB |
| Endurance | 2,400 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 |
|---|---|---|---|
| Altrix SN-9324 Prime 8TB PCIe 5.0 NVMe M.2 2280 SSD | 13,515 | $489 | Compare |
| Novexa SN-5813 Pro 2TB PCIe 4.0 NVMe M.2 2230 SSD | 10,100 | $289 | Compare |
| Novexa SN-8275 XT 500GB SATA 2.5-inch SSD | 4,123 | $39 | Compare |
| Caldera SN-2586 Core 4TB PCIe 5.0 NVMe M.2 2280 SSD | 13,241 | $529 | Compare |
| Mirenta SN-7872 Ultra 8TB PCIe 3.0 NVMe M.2 2280 SSD | 13,393 | $479 | Compare |
| Strivon SN-3560 Plus 4TB PCIe 5.0 NVMe M.2 2280 SSD | 11,411 | $369 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-4493 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/437410 (accessed 2026-10-21).