Supermicro SuperServer SYS-122H-TN User Manual page 24

Expansion Slots
Up to 88 PCIe 5.0 lanes (PCIe or CXL) per processor, including:
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Two GenZ 4C CONN for two PCIe 5.0 x16
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One GenZ 4C+ for two AIOM (Advanced IO Module)
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15 MCIO CONN for eight PCIe 5.0 X8
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Two M.2 M-key PCIe 5.0 x2 (with support for 2280 and 22110 form factor)
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Two USB 3.1 (Header)/two USB 3.0 (IO Board)
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Baseboard Management Controller (BMC)/Network
ASPEED AST2600 BMC
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One dedicated BMC LAN/VGA (via AST2600 BMC HW RoT)
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Graphics
Graphics controller and VGA support via ASPEED AST2600 BMC
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I/O Devices
One VGA connection header (JFP2): used for dedicated VGA via BMC and for front
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accessible VGA connection
One LP (low-profile) SlimSAS x8 I/O connector (JIO1): used for I/O mezzanine card from a
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cable to provide VGA/COM/USB*2/RJ45 (dedicated BMC LAN) connections
Peripheral Devices
Two USB 3.0 ports on the I/O riser board via a cable
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One USB 3.1 header on the motherboard with support for two USB connections
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BIOS
®
AMI SPI BIOS
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NAND Flash 64/256 Mb support
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SPI dual/quad speed control, RTC (Real Time Clock) wakeup, riser card auto detection
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support, IPMIView, SMCIPMITOOL, IPMI CFG, Redundant power supply unit detection, SPM,
SUM-OOB/InBand
Power Connections
Two power supply units (PSU1/PSU2) (Main server power)
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Two 6-pin 12 V power connectors (JPWR1/JPWR2) (for riser cards)
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Four 8-pin 12 V power connectors (JPMW1–JPMW4) (for backplane or GPU devices)
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Three 16-pin 12 V power connectors (JPMW5–JPMW7) (for backplane or GPU devices)
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SuperServer SYS-122H-TN: Introduction
Motherboard Features
24