Tom's Hardware Verdict The AI858 is a PCIe 5.0 SSD winner from AGI with good all-around performance and an effective heatsink with relatively minor trade-offs. Pros + Good all-around performance + Low random read latency + Good sustained write performance + Heatsink included Cons - No software support Why you can trust Tom's Hardware Our expert reviewers spend hours testing and comparing products and services so you can choose the best for you. Find out more about how we test . AGI is probably not a brand you’ve heard of, but they make many memory products that are often sold at a discount. We reviewed the AI818 SSD two years ago with something less than enthusiasm, but we’re happy to say that AGI seems to have taken our critique to heart with the AI858. A budget, high-end drive is a bit of a contradiction, but in this atmosphere of skyrocketing memory prices, every dollar matters.…