Altrix SN-7821 Prime 500GB SATA 2.5-inch SSD
SSDs · Altrix · SKU SN7821-PRIME · Released 2021 · Updated 2026-10-26
Key facts
| Benchmark index | 4,093 (SSDs scale) |
|---|---|
| Category rank | #40,549 |
| Street price | $49 |
| Power | 3 W (active) |
| Performance per dollar | 83.53 |
| Released | 2021 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix SN-7821 Prime |
| 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 QLC, 238-layer |
| Cache | DRAM-less (SLC cache) |
| Endurance | 100 TBW (0.18 DWPD) |
| Warranty | 3 years |
| Heatsink | None |
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Cite this page: Hardware Spec Index, “Altrix SN-7821 Prime 500GB SATA 2.5-inch SSD”, https://vextor7.com/item/7915027 (accessed 2026-10-26).