The Celeron 300a PPGA is the last ride for the best price/performance overclocking CPU Intel produced to date. PPGAs look like the CPU form for the future as Intel is going to pull the plug on Slot 1's.

L, 9 = Malaysia, 0 = Costa Rica,

Celeron 300a
Code	Speed	Volt	Type	Plant	Week	Notes
C300a PPGA
L8491102-0063	540	2.2	SL35Q	L	49
L8500426-0428	527	2.0	SL36A	L	50
L8472906-0272	527	2.1	SL35Q	L	47
L8473093-0238	504	2.0	SL35Q	L	47
L8472906-0272	504	2.0	SL35Q	L	47
L8472906-0132	504	2.0	SL35Q	L	47
L8472142	504	2.0	SL35Q	L	47
L8472979	504	2.0	SL35Q	L	47
L8472866	504	2.0	SL35Q	L	47
L8470421	504	2.05	SL35Q	L	47
L8472906-0818	504	2.1	SL35Q	L	47
L8493126-0217	504	2.1	SL36A	L	49
L8473690-0920	504	2.2	SL35Q	L	47
L8512938-0696	504	2.2	SL36A	L	51
L9055363-059x	473	2.0	SL36A	L	05
L8512699-0109	473	2.05	SL36A	L	51
L8473093-0037	464	2.0	SL35Q	L	47
L8473210-0908	464	2.0	SL35Q	L	47
L8472866	464	2.0	SL35Q	L	47
L8491197	464	2.0	SL35Q	L	49
L850	464	2.0	SL35Q	L	50	2 OEMs
L8512699-103	464	2.0	SL36A	L	51
L8522076	464	2.05	SL35Q	L	52
L8473690-0939	464	2.1	SL35Q	L	47
L8512699-104	464	2.1	SL36A	L	51
L8500500-0152	464	2.2	SL36A	L	50
L8462953-0694	450	1.85	SL35Q	L	46
L8473005	450	2.0	SL35Q	L	47
L8522241	450	2.0	SL35Q	L	52