1# Architecture Support
2
3Fuchsia supports two ISAs: arm64 and x86-64.
4
5## arm64
6
7Fuchsia supports arm64 (also called AArch64) with no restrictions on
8supported microarchitectures.
9
10## x86-64
11
12Fuchsia supports x86-64 (also called IA32e or AMD64), but with some restrictions
13on supported microarchitectures.
14
15### Intel
16
17For Intel CPUs, only Broadwell and later are actively supported and will have new features added for them.  Additionally, we will accept patches to keep Nehalem and later booting.
18
19### AMD
20
21AMD CPUs are not actively supported (in particular, we have no active testing on them), but we will accept patches to ensure correct booting on them.
22