Bochs vs gem5
| Bochs | gem5 | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | Linux, macOS, Windows | Linux, macOS, self-hosted |
| Free plan | Yes | Yes |
| Supported targets | x86 CPUs from 386 through x86-64; Intel and AMD PC hardware; Linux, DOS, Windows, BSD and other x86 guest operating systems | Alpha, ARM, MIPS, POWER, RISC-V, SPARC, x86 |
| Host operating systems | Windows, GNU/Linux, FreeBSD, OpenBSD, MacOS X; additional documented ports include Solaris, IRIX, AIX, AmigaOS and MorphOS | Linux |
| Hardware acceleration | No | Yes |
| Snapshots and restore | Yes | Yes |
| Debugging tools | Yes | Yes |
| Network simulation | No | Yes |
| Automation access | Yes | Yes |
Both are listed in Best Emulator Software. On The Geeks Club, Bochs scores higher on our published basis.