OWC - 16GB (4x4GB) PC3-8500 DDR3 1066MHz SO-DIMMs Memory RAM Upgrade Compatible with iMac 21.5 and 27 October/2009

Vengeance LPX memory is designed for high-performance overclocking. The heatspreader is made of pure aluminum for faster heat dissipation, and the custom performance PCB helps manage heat and provides superior overclocking headroom. Each IC is individually screened for performance potential. The DDR4 form factor is optimized for the latest Intel DDR4 motherboards and offers higher frequencies, greater bandwidth, and lower power consumption than DDR3 modules. Vengeance LPX DDR4 modules are compatibility-tested across Intel DDR4 motherboards for reliably fast performance.

CORSAIR VENGEANCE RGB PRO Series DDR4 memory lights up your PC with mesmerizing dynamic multi-zone RGB lighting, while delivering the best in DDR4 performance and stability. Every module boasts ten individually controlled RGB LEDs, while wire-free design makes installation simple. Take control with CORSAIR iCUE software and completely customize every module’s lighting to match your system, or easily synchronize lighting across all your CORSAIR products with Light LINK. A custom designed PCB provides the highest signal quality for the best level of performance and stability on the latest AMD and Intel DDR4 motherboards, while specially screened ICs unlock superior overclocking.

CORSAIR VENGEANCE RGB DDR5 memory for AMD delivers DDR5 performance, higher frequencies, and greater capacities optimized for AMD motherboards while lighting up your PC with dynamic, individually addressable ten-zone RGB lighting. Tightly screened high-frequency memory chips enable faster processing, rendering, and buffering than ever, with onboard voltage regulation providing reliable power at high frequencies for easy, finely controlled overclocking. Take control with CORSAIR iCUE software and enable RGB lighting customization, real-time frequency monitoring, and onboard voltage regulation. A custom PCB provides superb signal quality for high performance and stability on the latest DDR5 motherboards. For cutting-edge DDR5 performance with mesmerizing RGB lighting, VENGEANCE RGB DDR5 for AMD lights the way.