Custom IC Chips Used in G3's and G4's

The following table outlines the various G3 and G4 computers and any custom chips Apple used in these systems. This is not a full and complete list and may not be 100% complete.

Model Family	ID	Model	Release Date	Architecture Name	Memory, Bus Controller	IO Controller	PMU	Audio	Firewire	USB	CPU Version
PowerMac G3 (Beige Desktops, Minitower and All-in-one)	NA	M3979, M4405, M4787	Aug-98		Grackle	Heathrow	CUDA	Screamer, Burgundy	None	None	750
PowerMac G3 Blue and White	PowerMac1,1	M5183	Jun-99		Grackle (MPC 106)	Paddington	CUDA	Burgundy	External	External	750
iBook G3 (Original)	PowerBook2,1	M2453	Jul-99		UniNorth	KeyLargo	PMU99	Micronas Codec	None	Keylargo	750
iBook G3 SE (Original/Clamshell)	PowerBook2,1	M2453	Feb-00		UniNorth	KeyLargo	PMU99	Micronas Codec	None	Keylargo	750
iBook G3 (Firewire Clamshell)	PowerBook2,2	M6411	Sep-00		UniNorth	Keylargo	PMU99	Micronas Codec	UniNorth	Keylargo	750cx
iBook G3 (Dual USB)	PowerBook4,1	M6497	May-01		Pangea	Pangea	PMU99	Tumbler	Pangea	Pangea	750fx
iBook G3 (Late 2001)	PowerBook4,1	M6497	Oct-01		Pangea	Pangea	PMU99	Tumbler	Pangea	Pangea	750fx
iBookG3 (16 VRAM)	PowerBook4,3	A1005	May-02		Pangea	Pangea	PMU99	Tumbler	Pangea	Pangea	750fx
iBook G3 (32 VRAM)	PowerBook4,3	A1007	Nov-02	Bub	Pangea	Pangea	PMU99	Tumbler	Pangea	Pangea	750fx
iBook G3 (Early 2003)	PowerBook4,3	A1005, A1007	Apr-03	P72C	Pangea	Pangea	PMU99	Tumbler	Pangea	Pangea	750fx
iMac G3 (Original)	iMac,1	M4984	May-98		Grackle	Paddington	CUDA	Burgundy	None	External	750
iMac G3 (Slot Loading)	PowerMac2,1	M5521	Oct-99		UniNorth	KeyLargo	PMU99	Screamer	UniNorth	Keylargo	750
iMac G3 (Summer 2000)	PowerMac2,2	M5521	Aug-00		UniNorth	KeyLargo	PMU99	Screamer	UniNorth	Keylargo	750
iMac G3 (Early 2001)	PowerMac4,1	M5521	May-01		Pangea	Pangea	PMU99	Screamer	Pangea	Pangea	750cx
iMac G3 (Summer 2001)	PowerMac4,1	M5521	Jul-01		Pangea	Pangea	PMU99	Screamer	Pangea	Pangea	750cx
iMac G3	???	???	Oct-01		Pangea	Pangea	PMU99	Screamer	Pangea	Pangea	750cx
PowerBook G3 (Pismo)	PowerBook3,1	M7572	Feb-00		UniNorth	KeyLargo	PMU99	Screamer	UniNorth	Keylargo	750
PowerBook G3 (Lombard)	PowerBook3,1	M5343	May-99		Grackle	Paddington	CUDA	Screamer	None	USB0763	750
PowerMac Cube	PowerMac5,1	M7886	Jul-00		UniNorth	KeyLargo	PMU99		External	Keylargo	7400
PowerMac G4 (AGP)	PowerMac1,2	M5183	Aug-99		UniNorth	KeyLargo	PMU99	Screamer	External	Keylargo	7400
PowerMac G4 ???			Feb-00		UniNorth	KeyLargo	PMU99	Screamer	External	Keylargo	7400
PowerMac G4 (Gigabit)	PowerMac3,3	M5183	Aug-00		UniNorth	KeyLargo	PMU99	Screamer	External	Keylargo	7400
PowerMac G4 (Digital Audio)	PoewrMac3,4	M5183	Jan-01		UniNorth	KeyLargo	PMU99	Tumbler	UniNorth	Keylargo	7410, 7450
PowerMac G4 (Quicksilver)	PowerMac3,5	M8493	Jul-01		UniNorth	KeyLargo	PMU99	Tumbler	UniNorth	Keylargo	7450
PoewrMac G4 DP (MDD)	PowerMac3,6	M8570	Sep-02	Mojave	U2	KeyLargo	PMU99	Snapper	U2	Keylargo	7455
PowerMac G4 (FW800)	PowerMac3,6	M8570	Jan-03	Jos	U2	KeyLargo	PMU99	Snapper	U2	Keylargo	7455
MacMini	PowerMac10,1	A1103	Jan-05	q88	Intrepid	Intrepid	uPMU		Intrepid	PCI USB Controller	7447a
MacMini	PowerMac10,2	A1103	Sep-05	q88
eMac	PoewrMac4,4	A1002	Jun-02		UniNorth	KeyLargo	PMU99	Screamer	UniNorth	Keylargo	7441
eMac	PoewrMac4,4	A1002	Oct-02	North	UniNorth	KeyLargo	PMU99	Screamer	UniNorth	Keylargo	7441
eMac (ATI)	PowerMac4,4	A1002	Jun-03	p86	UniNorth	KeyLargo	PMU99		UniNorth	Keylargo	7445
eMac (ATI)	PowerMac4,4	A1002	Oct-03	p86b	UniNorth	KeyLargo	PMU99		UniNorth	Keylargo	7445
eMac(USB 2.0)	PowerMac6,4	A1002	Apr-04	q86	Intrepid	Intrepid	PMU99		Intrepid	PCI USB Controller	7447a
eMac (2005)	PowerMac6,4	A1002	May-05	q86j	Intrepid	Intrepid	PMU99		Intrepid	PCI USB Controller	7447a
iMac G4	PowerMac4,2	M6498	Jan-02		Pangea	Pangea	PMU99	Tumbler	Pangea	Pangea	7441
iMac G4	PowerMac4,2	M6498	May-03	kum	Pangea	Pangea	PMU99		Pangea	Pangea	7445
iMac G4	PowerMac4,5	M6498	May-03	kum	Intrepid	Intrepid	PMU99		Intrepid	Intrepid	7445
iMac G4	PowerMac6,1	N/A	Sep-03	q26bc	Intrepid	Intrepid	PMU99		Intrepid	Intrepid	7445
iMac G4	PowerMac6,3	N/A	Nov-03	q59	Intrepid	Intrepid	PMU99		Intrepid	Intrepid	7445
iBook G4 Original OP	PowerBook6,3	A1054	Oct-03	P72D	Intrepid	Intrepid	PMU99		Intrepid	Intrepid	7457
iBook G4 Early 2004 OP	PowerBook6,5	A1054	Apr-04	Q72 73	Intrepid	Intrepid	PMU99		Intrepid	Intrepid	7447a
iBook G4 Late 2004 OP	PowerBook6,5	A1054	Oct-04	Q72 73A	Intrepid	Intrepid	PMU99		Intrepid	Intrepid	7447a
iBookG4 Mid 2005 OP	PowerBook6,7	A1133	Jul-05	Q72 73B	Intrepid	Intrepid	PMU99		Intrepid	Intrepid	7447a
PowerBook G4 12" DVI-AI |PowerBook6,2 |A1010 |Sep-03 |q54 |Intrepid |Intrepid |PMU99 | |Intrepid |Intrepid |7447a |- |PowerBook G4 12" AI	PowerBook6,4	A1010	Apr-04	q54A	Intrepid	Intrepid	PMU99		Intrepid	Intrepid	7447a
PowerBook G4 12" AI |Powerbook6,8 |A1104 |Jan-05 |q54B |Intrepid |Intrepid |PMU99 | |Intrepid |Intrepid |7447a |- |PowerBook G4 15" FW800 AI	PowerBook5,2	A1046	Sep-03	Q16	Intrepid	Intrepid	PMU99		Intrepid	Intrepid	7447
PowerBook G4 15" AI |PoewrBook5,4 |A1095 |Apr-04 |Q16a |Intrepid |Intrepid |PMU99 | |Intrepid |Intrepid |7447a |- |PowerBook G4 15" AI, SMS/BT2 - AI	PowerBook5,6	A1106	Feb-05	Q16b	Intrepid	Intrepid	PMU99		Intrepid	Intrepid	7447a
PowerBook G4 15" DLSD/HR - AI |PowerBook5,8 |A1138 |Oct-05 |Q16c |Intrepid 2 |Intrepid 2 |PMU05 | |Intrepid 2 |Intrepid 2 |7447a |- |PowerBook G4 17" AI	PowerBook5,3	A1052	Sep-03	Q41	Intrepid	Intrepid	PMU99		Intrepid	Intrepid	7447
PowerBook G4 17" AI |PowerBook5,5 |A1085 |Apr-04 |Q41a |Intrepid |Intrepid |PMU99 | |Intrepid |Intrepid |7447a |- |PowerBook G4 17" AI	PowerBook5,7	A1107	Feb-05	Q41b	Intrepid	Intrepid	PMU99		Intrepid	Intrepid	7447a