Caldera SN-4191 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN4191-XT · Released 2025 · Updated 2026-10-26
Key facts
| Benchmark index | 6,225 (SSDs scale) |
|---|---|
| Category rank | #47,808 |
| Street price | $79 |
| Power | 8 W (active) |
| Performance per dollar | 78.80 |
| Released | 2025 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-4191 XT |
| Capacity | 500 GB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,500 MB/s |
| Sequential write | 4,700 MB/s |
| Random 4K read | 1,300K IOPS |
| NAND | 3D QLC, 232-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 180 TBW (0.33 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 |
|---|---|---|---|
| Novexa SN-4586 Core 500GB SATA 2.5-inch SSD | 3,364 | $39 | Compare |
| Altrix SN-4374 Pro 500GB SATA 2.5-inch SSD | 3,625 | $39 | Compare |
| Strivon SN-7690 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD | 10,153 | $219 | Compare |
| Caldera SN-8034 Core 2TB PCIe 5.0 NVMe M.2 2280 SSD | 11,645 | $439 | Compare |
| Mirenta SN-9101 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD | 7,260 | $129 | Compare |
| Caldera SN-8063 Edge 1TB SATA 2.5-inch SSD | 3,454 | $39 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-4191 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/36032278 (accessed 2026-10-26).