Vengeance Low Profile heat spreaders have a reduced height of 1.03". They're designed for high-performance systems with extra-large CPU coolers small form factor system builds or any other space-constrained application where you need high-performance memory but standard Vengeance modules might not fit. Great looking great overclocking memory: Corsair Vengeance memory modules are designed with overclockers in mind. Vengeance DIMMs are built using RAM specially selected for their high-performance potential. Aluminum heat spreaders help dissipate heat and provide the aggressive look that you want in your gaming rig. Optimized for compatibility with the CPUs and motherboards: Vengeance memory is designed specifically for the latest CPUs. The 1.5V VDIMM spec ensures you get the performance you expect even without increasing memory voltages.