Gigabyte GA-K8U-939 motherboard specifications

Form factor:	ATX 294mm x 210mm
CPU socket type:	Socket 939
Memory:	4 DIMM slots Up to 4 GB DDR-266/DDR-333/DDR-400
BIOS:	Award BIOS
Internal connectors:	1 x CD-in 1 x FDD 1 x Game/Midi 1 x S/PDIF in/out 2 x ATA 66/100/133 2 x Serial ATA 2 x USB 2.0/1.1 (4 ports) 3 x fan
Rear panel ports:	1 x Audio Line-in 1 x Audio Line-out 1 x Audio Mic-in 1 x Keyboard/Mouse PS/2 1 x Parallel 1 x RJ45 2 x Serial 4 x USB 2.0/1.1

NOTE: specifications are not complete

Gigabyte GA-K8U-939 CPU compatibility list

Part Number	Frequency	Features	BIOS	PCB	Notes
AMD Athlon 64
ADA3000DEP4AW ADA3000AWBOX	3000+	CG, Newcastle, 130nm, 512KB, 2000 MHz FSB	F2	1.x
ADA3000DIK4BI ADA3000BIBOX	3000+	D0, Winchester, 90nm, 512KB, 2000 MHz FSB	F2	1.x
ADA3000DAA4BP ADA3000BPBOX ADA3000DAA4BW ADA3000BWBOX	3000+	E3&E6, Venice, 90nm, 512KB, 2000 MHz FSB	F2	1.x
ADA3200DEP4AW ADA3200AWBOX	3200+	CG, Newcastle, 130nm, 512KB, 2000 MHz FSB	F2	1.x
ADA3200DIK4BI ADA3200BIBOX	3200+	D0, Winchester, 90nm, 512KB, 2000 MHz FSB	F2	1.x
ADA3200DAA4BP ADA3200BPBOX ADA3200DAA4BW ADA3200BWBOX	3200+	E3&E6, Venice, 90nm, 512KB, 2000 MHz FSB	F2	1.x
ADA3200DKA4CG ADA3200CGBOX	3200+	E4, Venice, 90nm, 512KB, 2000 MHz FSB	F4	1.x
ADA3400DEP4AW ADA3400AWBOX	3400+	CG, Newcastle, 130nm, 512KB, 1600 MHz FSB	F2	1.x
ADA3500DEP4AW ADA3500AWBOX	3500+	CG, Newcastle, 130nm, 512KB, 2000 MHz FSB	F2	1.x
ADA3500DIK4BI ADA3500BIBOX	3500+	D0, Winchester, 90nm, 512KB, 2000 MHz FSB	F2	1.x
ADA3500DAA4BP ADA3500BPBOX ADA3500DAA4BN ADA3500BNBOX ADA3500DKA4CG ADA3500CGBOX ADA3500DAA4BW ADA3500BWBOX	3500+	E3&E4&E6, Venice, 90nm, 512KB, 2000 MHz FSB	F2	1.x
	3600+	CG, ClawHammer, 130nm, 1MB, 2000 MHz FSB	F2	1.x
ADA3700DAA5BN ADA3700BNBOX	3700+	E4, San Diego, 90nm, 1MB, 2000 MHz FSB	F2	1.x
ADA3700CFBOX ADA3700DKA5CF	3700+	E6, San Diego, 90nm, 1M, 2000 MHz FSB	F4	1.x
ADA3700DKA5CF ADA3700CFBOX	3700+	E6, Venice, 90nm, 1M, 2000 MHz FSB	F4	1.x
ADA3800DEP4AW ADA3800AWBOX	3800+	CG, Newcastle, 130nm, 512KB, 2000 MHz FSB	F2	1.x
ADA3800DAA4BP ADA3800BPBOX	3800+	E3, E6, Venice, 90nm, 512KB, 2000 MHz FSB	F2	1.x
ADA4000DEP5AS ADA4000ASBOX	4000+	CG, ClawHammer, 130nm, 1MB, 2000 MHz FSB	F2	1.x
ADA4000DEP5AS ADA4000ASBOX	4000+	CG, Newcastle, 130nm, 1MB, 2000 MHz FSB	F2	1.x
ADA4000DAA5BN ADA4000BNBOX	4000+	E4, San Diego, 90nm, 1MB, 2000 MHz FSB	F2	1.x
ADA4000CFBOX ADA4000DKA5CF	4000+	E6, San Diego, 90nm, 1M, 2000 MHz FSB	F4	1.x
ADA4000DKA5CF ADA4000CFBOX	4000+	E6, Venice, 90nm, 1M, 2000 MHz FSB	F4	1.x
AMD Athlon 64 FX
ADAFX53DEP5AS ADAFX53BOX	FX-53	CG, ClawHammer, 130nm, 1MB, 2000 MHz FSB	F2	1.x
ADAFX55DEI5AS ADAFX55ASBOX	FX-55	CG, ClawHammer, 130nm, 1MB, 2000 MHz FSB	F2	1.x
ADAFX55DAA5BN ADAFX55BNBOX	FX-55	E4, San Diego, 90nm, 1MB, 2000 MHz FSB	F2	1.x
ADAFX57DAA5BN ADAFX57BNBOX	FX-57	E4, San Diego, 90nm, 1MB, 2000 MHz FSB	F2	1.x
ADAFX60DAA6CD ADAFX60CDBOX	FX-60	E6, Toledo, 90nm, 2MB, 2000 MHz FSB	F5	1.x
AMD Athlon 64 X2
ADA3800DAA5BV ADA3800BVBOX ADA3800DAA5CD ADA3800CDBOX	3800+	E4&E6, Manchester, 90nm, 512KBx2, 2000 MHz FSB	F2	1.x
ADA4200DAA5BV ADA4200BVBOX ADA4200DAA5CD ADA4200CDBOX	4200+	E4&E6, Manchester, 90nm, 512KBx2, 2000 MHz FSB	F2	1.x
ADA4400DAA6CD ADA4400CDBOX ADV4400DAA6CD ADV4400CDBOX	4400+	E6, Toledo, 90nm, 1MBx2, 2000 MHz FSB	F2	1.x
ADA4600DAA5BV ADA4600BVBOX ADA4600DAA5CD ADA4600CDBOX	4600+	E4&E6, Manchester, 90nm, 512KBx2, 2000 MHz FSB	F2	1.x
ADA4800DAA6CD ADA4800CDBOX	4800+	E6, Toledo, 90nm, 1MBx2, 2000 MHz FSB	F2	1.x
AMD Opteron
OSA144DAA5BN OSA144BNBOX	144	E4, 90nm, 1.8 GHz, 1MB, 2000 MHz FSB	F4	1.x
OSA146DAA5BN OSA146BNBOX	146	E4, 90nm, 2 GHz, 1MB, 2000 MHz FSB	F4	1.x
OSA148DAA5BN OSA148BNBOX	148	E4, 90nm, 2.2 GHz, 1MB, 2000 MHz FSB		1.x	Not supported
OSA150DAA5BN OSA150BNBOX	150	E4, 90nm, 2.4 GHz, 1MB, 2000 MHz FSB		1.x	Not supported
OSA152DAA5BN OSA152BNBOX	152	E4, 90nm, 2.6 GHz, 1MB, 2000 MHz FSB	F4	1.x
OSA154DAA5BN OSA154BNBOX	154	E4, 90nm, 2.8 GHz, 1MB, 2000 MHz FSB		1.x	Not supported
OSA180CDBOX OSA180DAA6CD	180	Dual, 2.4 GHz, 2MB, 2000 MHz FSB		1.x	Not supported
OSA185DAA6CD OSA185CDBOX	185	Dual, 2.6 GHz, 2MB, 2000 MHz FSB		1.x	Not supported
AMD Opteron Dual-Core
OSA165DAA6CD OSA165CDBOX	165	E6, 90nm, 1MB, 1800 MHz FSB	F5	1.x
OSA170DAA6CD OSA170CDBOX	170	2 GHz, 1MB, 2000 MHz FSB	F4	1.x
OSA175DAA6CD OSA175CDBOX	175	2.2 GHz, 1MB, 2000 MHz FSB		1.x	Not supported
AMD Sempron
SDA3000DIO2BP	3000+	E3, Palermo, 90nm, 128KB, 2000 MHz FSB	F2	1.x
SDA3000DIO2BW	3000+	E6, Palermo, 90nm, 128KB, 1600 MHz FSB	F2	1.x
SDA3200DIO3BI	3200+	D0, Paris, 90nm, 256KB, 1600 MHz FSB	F2	1.x
SDA3200DIO3BP	3200+	E3, Palermo, 90nm, 256KB, 2000 MHz FSB	F2	1.x
SDA3200DIO3BW	3200+	E6, Palermo, 90nm, 256KB, 1600 MHz FSB	F2	1.x
SDA3400DIO2BW	3400+	E6, Palermo, 90nm, 128KB, 1600 MHz FSB	F2	1.x

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.