Intel DZ77GA-70K User Manual

Intel Desktop Board DZ77GA-70K Technical Product Specification
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Table 18. SATA Connectors
Pin Signal Name
1 Ground
2 TXP
3 TXN
4 Ground
5 RXN
6 RXP
7 Ground
Table 19. Dual-Port Front Panel USB 2.0 Headers
Pin Signal Name Pin Signal Name
1 +5 V DC 2 +5 V DC
3 D− 4 D−
5 D+ 6 D+
7 Ground 8 Ground
9 KEY (no pin) 10 No Connect
Table 20. Front Panel USB 3.0 Connectors
Pin Signal Name Description
1 Vbus Power
2 IntA_P1_SSRX− USB3 ICC Port1 SuperSpeed Rx−
3 IntA_P1_SSRX+ USB3 ICC Port1 SuperSpeed Rx+
4 GND Ground
5 IntA_P1_SSTX− USB3 ICC Port1 SuperSpeed Tx−
6 IntA_P1_SSTX+ USB3 ICC Port1 SuperSpeed Tx+
7 GND Ground
8 IntA_P1_D− USB3 ICC Port1 D− (USB2 Signal D−)
9 IntA_P1_D+ USB3 ICC Port1 D+ (USB2 Signal D+)
10 ID Over Current Protection
11 IntA_P2_D+ USB3 ICC Port2 D+ (USB2 Signal D+)
12 IntA_P2_D− USB3 ICC Port2 D− (USB2 Signal D−)
13 GND Ground
14 IntA_P2_SSTX+ USB3 ICC Port2 SuperSpeed Tx+
15 IntA_P2_SSTX− USB3 ICC Port2 SuperSpeed Tx−
16 GND Ground
17 IntA_P2_SSRX+ USB3 ICC Port2 SuperSpeed Rx+
18 IntA_P2_SSRX− USB3 ICC Port2 SuperSpeed Rx+
19 Vbus Power
20 Key No pin

Intel DZ77GA-70K Specifications

General

Form Factor	ATX
Chipset	Intel Z77
Socket	LGA 1155
Memory Slots	4
Max Memory	32 GB
SATA 6Gb/s Ports	4
SATA 3Gb/s Ports	4
USB 3.0 Ports	4
USB 2.0 Ports	8
CrossFire Support	Yes
SLI Support	Yes
Memory Speed	DDR3 1600/1333/1066
PCI Express x16 Slots	2
PCI Express x1 Slots	2
LAN	Intel 82579V Gigabit Ethernet
Audio	7.1 Channel High Definition Audio
RAID Support	RAID 0, 1, 5, 10
PCI Slots	2