ASUS P2B-B motherboard specifications

CPU socket type:

Slot 1

ASUS P2B-B CPU compatibility list

Part Number	Frequency	Features	BIOS	PCB	Notes
Intel Celeron
BX80523R266000 Celeron 266	266		Any	Any
	266	socket370 with S370-DL	Any	Any
BX80523R300000 BX80524R300128 Celeron 300 Celeron 300A	300		Any	Any
	300	socket370 with S370-DL	Any	Any
BX80524R300128 Celeron 300A	300A		Any	Any
FV80524RX300128	300A	socket370 with S370-DL	Any	Any
BX80524R333128 Celeron 333	333		Any	Any
FV80524RX333128 BX80524P333128	333	socket370 with S370-DL	Any	Any
BX80524R366128 Celeron 366	366		Any	Any
FV80524RX366128 BX80524P366128	366	socket370 with S370-DL	Any	Any
BX80524R400128 Celeron 400	400		Any	Any
FV80524RX400128 BX80524P400128	400	socket370 with S370-DL	Any	Any
Celeron 433	433		Any	Any
FV80524RX433128 BX80524P433128	433	socket370 with S370-DL	Any	Any
	466		Any	Any
FV80524RX466128 BX80524P466128	466	socket370 with S370-DL	Any	Any
	500		Any	Any
FV80524RX500128 BX80524P500128	500	socket370 with S370-DL	Any	Any
80525PZ533512 80526PZ533256 BX80524P533128 BX80525U533512 BX80525U533512E BX80526F533128 BX80526U533256 FV80524RX533128 RB80526RX533128	533		Any	Any
RB80526RX533128 BX80526F533128	533A		1013.006	1.02
RB80526RX533128 BX80526F533128	533A	socket370 with S370-DL	1013.006	1.02
RB80526RX566128 BX80526F566128	566		1013.006	1.02
RB80526RX566128 BX80526F566128	566	socket370 with S370-DL	1013.006	1.02
RB80526RX600128 BX80526F600128	600		1013.006	1.02
RB80526RX600128 BX80526F600128	600	socket370 with S370-DL	1013.006	1.02
RB80526RX633128 BX80526F633128	633		1013.006	1.02
RB80526RX633128 BX80526F633128	633	socket370 with S370-DL	1013.006	1.02
RB80526RX667128 BX80526F667128	667		1013.006	1.02
RB80526RX667128 BX80526F667128	667	socket370 with S370-DL	1013.006	1.02
RB80526RX700128 BX80526F700128	700		1013.006	1.02
RB80526RX700128 BX80526F700128	700	socket370 with S370-DL	1013.006	1.02
80526PZ733256 BX80526F733128 BX80526U733256 BX80526U733256E KC80526PZ733256 RB80526RX733128	733	Slot 1	1013.006	1.02
RB80526RX733128 BX80526F733128	733	socket370 with S370-DL	1013.006	1.02
	766	Slot 1	1013.006	1.02
RB80526RX766128 BX80526F766128	766	socket370 with S370-DL	1013.006	1.02
	800	Slot 1	1013.006	1.02
RB80526RY800128 BX80526F800128	800	socket370 with S370-DL	1013.006	1.02
Intel Pentium II
80522PX233512 80522PX233512EC B80522P233512	233 MHz		Any	Any
80522PX233512 80522PX233512EC B80522P233512	233 MHz	Slot 1	Any	Any
80522PX266512 B80522P266512 80522PX266512EC B80522P266512E 80523PX266512 80523PX266512PE B80523P266512E	266 MHz		Any	Any
80522PX266512 B80522P266512 80522PX266512EC B80522P266512E 80523PX266512 80523PX266512PE B80523P266512E	266 MHz	Slot 1	Any	Any
80522PX300512 80522PX300512EC B80522P300512E 80523PX300512PE B80523P300512E2	300 MHz		Any	Any
	300 MHz	socket370 with S370-DL	Any	Any
80523PX333512 80523PX333512PE B80523P333512E	333 MHz		Any	Any
80523PX333512 80523PX333512PE B80523P333512E	333 MHz	Slot 1	Any	Any
80523PY350512 80523PY350512PE B80523P350512E BX80523U350512E	350 MHz		Any	Any
	350 MHz	socket370 with S370-DL	Any	Any
80523PY400512 80523PY400512PE B80523P400512E BX80523U400512E	400 MHz		Any	Any
80523PY400512 80523PY400512PE B80523P400512E BX80523U400512E	400 MHz	Slot 1	Any	Any
80523PY450512 80523PY450512PE B80523P450512E BX80523U450512E	450 MHz		Any	Any
	450 MHz	socket370 with S370-DL	Any	Any
Intel Pentium III
80525PY450512 BX80525U450512	450 MHz	Slot 1	1008	Any
80525PY450512 BX80525U450512 BX80525U450512E	450 MHz	socket370 with S370-DL	1008	Any
80525PY500512 BX80525U500512	500 MHz	Slot 1	1008	Any
80525PY550512 BX80525U550512	550 MHz	Slot 1	1008	Any
RB80526PY550256 BX80526F550256	550 MHz	socket370 with S370-DL	1008	Any
80526PY550256 BX80526U550256	550E MHz	Slot 1	1013.006	1.02
RB80526PY550256 BX80526F550256	550E MHz	socket370 with S370-DL	1013.006	1.02
80525PY600512 BX80525U600512	600 MHz	Slot 1	1008	Any
RB80526PY600256 BX80526F600256	600 MHz	socket370 with S370-DL	1008	Any
80526PY600256 BX80526PY600256	600E MHz	Slot 1	1013.006	1.02
RB80526PY600256 BX80526F600256	600E MHz	socket370 with S370-DL	1013.006	1.02
80526PY650256 BX80526U650256	650 MHz		1013.006	1.02
80526PY650256 BX80526U650256	650 MHz	Slot 1	1013.006	1.02
RB80526PY650256 BX80526F667256	650 MHz	socket370 with S370-DL	1013.006	1.02
80526PY700256 BX80526U700256	700 MHz		1013.006	1.02
80526PY700256 BX80526U700256	700 MHz	Slot 1	1013.006	1.02
RB80526PY700256 BX80526F700256	700 MHz	socket370 with S370-DL	1013.006	1.02
80526PY750256 BX80526U750256	750 MHz		1013.006	1.02
80526PY750256 BX80526U750256	750 MHz	Slot 1	1013.006	1.02
RB80526PY750256 BX80526F750256	750 MHz	socket370 with S370-DL	1013.006	1.02
80526PY800256 BX80526H800256	800 MHz		1013.006	1.02
80526PY800256 BX80526H800256	800 MHz	Slot 1	1013.006	1.02
RB80526PY800256 BX80526F800256E	800 MHz	socket370 with S370-DL	1013.006	1.02
80526PY850256 BX80526U850256	850 MHz		1013.006	1.02
80526PY850256 BX80526U850256	850 MHz	Slot 1	1013.006	1.02
	900 MHz		1013.006	1.02
	900 MHz	Slot 1	1013.006	1.02
80526PY1000256 BX80526H1000256	1.0 GHz	Slot 1	1013.006	1.02

When part numbers are not supplied by motherboard manufacturers, we use best guess approach to determine part numbers based on CPU model, frequency and features. In some cases our guess may be incorrect or incomplete. Please always verify part numbers before committing to buying the CPU.