gem5 vs QEMU
| gem5 | QEMU | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | Linux, macOS, self-hosted | Linux, macOS, Windows |
| Free plan | Yes | Yes |
| Supported targets | Alpha, ARM, MIPS, POWER, RISC-V, SPARC, x86 | — |
| Host operating systems | Linux | — |
| Hardware acceleration | Yes | — |
| Snapshots and restore | Yes | — |
| Debugging tools | Yes | — |
| Network simulation | Yes | — |
| Automation access | Yes | — |
Both are listed in Best Emulator Software. On Samsung Mobile US Press, gem5 scores higher on our published basis.