1. My computer has a storage capacity of 512 MB.
我的电脑有512兆字节的存储容量。

2. The file size is too large, it's over 10 MB.
文件太大了，超过了10兆字节。

3. I need to upgrade my RAM to at least 8 GB to run this software smoothly.
我需要将我的内存升级到至少8 GB，才能顺利运行这个软件。

4. The video I downloaded is in HD and it's 1.5 GB in size.
我下载的视频是高清的，大小为1.5 GB。

5. This game requires a minimum of 2 GB of free space on your hard drive.
这款游戏需要硬盘上至少有2 GB的可用空间。

6. The website recommends that you have a minimum of 1 MB/s internet speed for optimal streaming quality.
网站建议您至少拥有1兆字节每秒的网络速度，以获得最佳的流媒体质量。