Pci-E Slot Breakdown - EVGA X99 Classified User Manual

1. CPU Socket 2011-3
2. Intel X99 Southbridge
3. CPU Fan Header (1 amp PWM)
4. DDR4 Memory DIMM Slots 1-8
5. 24-pin ATX power connector
6. Fan Headers (1 amp DC)
7. PCI-E Disable Dipswitches
8. Intel Sata 6G RAID Ports
9. Intel Sata 6G AHCI Ports
10. Front Panel Connectors
11. Debug LED / CPU Temp Monitor
12. CMOS Battery

PCI-E Slot Breakdown

PCI-E Lane Distribution (40 Lane Processor)
PE1 – x16 (x8 if PE2 is used)
PE2 – x8
PE3 – x8
PE4 – x16 (x8 if PE3 is used)
PE5 – x4 (Gen 2 only, 4 lanes pulled from PCH)
PE6 – x8
PCI-E Lane Distribution (28 Lane Processor)
PE1 – x16 (x8 if PE2)
PE2 – x8
PE3 – x8 (Slot is *NOT* functional with a 28 lane processor.)
PE4 – x8
PE5 – x4 (Gen 2 only, 4 lanes pulled from PCH)
PE6 – x4
13. USB 3.0 Headers
14. USB 2.0 Headers
15. CMOS Reset Button
16. Power Button
17. Reset Button
18. PC Speaker
19. PCI-E Slot 16x/8x
20. PCI-E Slot 8x
21. PCI-E Slot 4x
22. M.2 (Type2)
23. M.2 (Type3)
24. Front Panel Audio Connector
25. EVGauge
26. Thunderbolt GPIO Connector
27. MCU Firmware update connector
28. Back Panel Connectors (Figure 2)
29. 8 pin EPS Connector
30. Supplemental PCI-E 6pin Power
31. GPU Link
32. Probe It Header
33. BIOS Selector Switch
34. MCU Turbo Switch
35. Removable BIOS Chip
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