The minimum requirements for USB 4 are much lower at 20Gbps, while Thunderbolt 4 is at 32Gbps. Likewise, the minimum power requirements for Thunderbolt 4 are double those of USB 4 at 15W versus 7.5W. Razer Chroma™ color customization only supported in Windows OS. Razer Chroma color customization is not supported on Mac OS. Thunderbolt 4 and USB 4 are easy to confuse, not least because both offer the same USB-C connector and the same maximum data transmission performance (40Gbps). Though USB 4 can only send at this rate over 1 meter, half that of Thunderbolt 4. USB 4 is even based on the Thunderbolt protocol, but the two are not the same. They're just very similar. EU Declaration of Conformity for Abyssus Lite & Goliathus Mobile Construct Ed. Bundle (RZ83-0273).pdf