Caldera SN-6858 XT 500GB SATA 2.5-inch SSD
SSDs · Caldera · SKU SN6858-XT · Released 2022 · Updated 2026-10-21
Key facts
| Benchmark index | 3,529 (SSDs scale) |
|---|---|
| Category rank | #18,745 |
| Street price | $29 |
| Power | 3 W (active) |
| Performance per dollar | 121.69 |
| Released | 2022 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-6858 XT |
| Capacity | 500 GB |
| Form factor | 2.5" SATA (7 mm) |
| Interface | SATA 6 Gb/s (AHCI) |
| Sequential read | 550 MB/s |
| Sequential write | 520 MB/s |
| Random 4K read | 98K IOPS |
| NAND | 3D TLC, 176-layer |
| Cache | DRAM-less (SLC cache) |
| Endurance | 300 TBW (0.55 DWPD) |
| Warranty | 3 years |
| Heatsink | None |
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Similar SSDs
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Mirenta SN-1588 XT 500GB SATA 2.5-inch SSD | 4,094 | $49 | Compare |
| Caldera SN-5912 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD | 12,376 | $359 | Compare |
| Caldera SN-4077 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD | 8,315 | $209 | Compare |
| Caldera SN-7219 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD | 10,118 | $299 | Compare |
| Altrix SN-4874 Pro 500GB SATA 2.5-inch SSD | 3,205 | $29 | Compare |
| Caldera SN-2763 Ti 2TB PCIe 5.0 NVMe M.2 2280 SSD | 10,540 | $309 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-6858 XT 500GB SATA 2.5-inch SSD”, https://vextor7.com/item/1715465 (accessed 2026-10-21).