TechPowerUp reviewed the Ballistix Tactical Tracer 2666 MHz DDR4
A quote from the article:
If you've been into enthusiast computing for a while, you've known Ballistix Tracer DIMMs before. These highly popular memory designs were lauded throughout the globe for decent overclocking headroom and some fancy flashing LEDs built onto the PCB long before "RGB-everything" became a common mantra within the PC market. They came in varying colors too, with red, gold, black, blue, and green all making an appearance over time, each available with LEDs and fancy heatspreaders to match the LEDs included. And then they disappeared...Ballistix Tactical Tracer 2666 MHz DDR4 Review
Over the past couple of years, we've seen RGB designs take over the entire market, with nothing missing the RGB treatment; even your mousepad can be purchased with functional and customizable RGB LEDs included. With Ballistix's previous designs come and gone, it only made sense that we'd see the return of RGB LEDs to memory from within the Ballistix tracer line-up—yet that never happened. DDR4 has been out for a long time now, but those often-asked-for Ballistix Tracer DIMMs have been missing—until now.