Type	Microprocessor
Manufacturing process	0.18 micron
Data bus width	32 bit
Package	478-pin Flip-Chip Pin Grid Array (FC-PGA2)
Socket	Socket 478 (mPGA478B)
Speed (MHz)	1600
Bus frequency (MHz)	100
Clock multiplier	16
BX80531NK160G s-specs	SL5UJ   SL5UW   SL5VH   SL679   SL6BC
RK80531PC025G0K s-specs	SL5US   SL5VH
Low power features	System Management Mode Auto-HALT mode Stop Grant mode Sleep mode Deep Sleep mode
Other features	SSE2
Level 1 cache size	8 KB
Level 2 cache size	256 KB 8-way associative full-speed on-die cache
Floating Point Unit	Integrated
V core (V)	1.75
Min/Max operating temperature (°C)	5 - 75
Min/Max power dissipation (W)	21.7 (Stop Grant mode) / 76.3
Notes: Bus frequency is 100 MHz. Because the processor uses Quad Data Rate bus the effective bus speed is 400 MHz.