CorelDRAW X7 is proprietary software, and downloading "portable" versions from third-party sites like MEGA is illegal and highly risky.
That being said, here's a draft post that focuses on general information and best practices:
Corel Corporation has never released an official "portable" version of CorelDRAW. Downloading software labeled as "portable" from third-party file-sharing sites like MEGA often involves pirated content, which can lead to severe security and legal risks. Risks of Unofficial "Portable" Versions
CorelDRAW Graphics Suite X7 was a landmark release for the software. It introduced a fully customizable workspace, allowing users to tailor the interface to their specific workflow needs. For 64-bit systems, it offered enhanced memory handling, meaning users could work on larger, more complex files (such as high-resolution posters or multipage documents) without the crashing common in previous 32-bit iterations.
Si decides instalar una versión legítima, estos son los requisitos mínimos para la arquitectura de 64 bits: How to Get CorelDraw Alternative Software
Operating System: Windows 10, 8.1, or 7 (32-bit or 64-bit) with the latest updates. Processor: Intel Core 2 Duo, Core i3/5/7, or AMD Athlon 64. Memory (RAM): Minimum 2 GB.