| |
| Instruction set extensions | Additional instructions |
|---|
| MMX |
CLFLUSH |
| AMD extensions to MMX |
CMOV |
| 3DNow! |
CMPXCHG16B |
| Extensions to 3DNow! |
CMPXCHG8B |
| SSE |
FXSAVE/FXRSTORE |
| SSE2 |
PREFETCH/PREFETCHW |
| SSE3 |
RDTSCP |
| |
SKINIT / STGI support |
| |
SYSCALL/SYSRET |
| |
SYSENTER/SYSEXIT |
| |
| Major features | Other features |
|---|
| On-chip Floating Point Unit |
100MHz multiplier control |
| 64-bit / Intel 64 |
36-bit page-size extensions |
| NX bit/XD-bit |
64-bit SSE instructions |
| PowerNow! / Cool'n'Quiet |
Advanced programmable interrupt controller |
| |
Debugging extensions |
| |
Extended APIC space |
| |
Hardware P-state control |
| |
Hardware thermal control |
| |
LAHF / SAHF support in 64-bit mode |
| |
LOCK MOV CR0 means MOV CR8 |
| |
Machine check architecture |
| |
Machine check exception |
| |
Memory-type range registers |
| |
Model-specific registers |
| |
OS visible workaround |
| |
Page attribute table |
| |
Page global extension |
| |
Page-size extensions (4MB pages) |
| |
Physical address extensions |
| |
Software thermal control |
| |
THERMTRIP |
| |
TSC rate is ensured to be invariant across all states |
| |
Temperature sensor |
| |
Time stamp counter |
| |
Virtual 8086-mode enhancements |
