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Supermicro

H12SSL-i

MPN H12SSL-I · SKU M-0TJLKQY · Released 2020

Socket: SP3
DIMM: 8 slots
Slots: 4x x16

Why this part

The cheapest way into 128 PCIe 4.0 lanes
Takes any Rome or Milan EPYC
Very common used, usually with the tray

Condition · Refurbished Grade B

Compare all six grades →

Bench tested under load for 48 hours. Visible cosmetic wear, no functional impact.

Covered by a 6 month warranty from us directly.

Specification

Platform

Socket: SP3
Chipset: AMD SoC
Form factor: ATX
VRM phases: 16
EPS headers: 2 x 8-pin

Memory

Generation: DDR4
Slots: 8
Accepted: RDIMM, LRDIMM
Max speed: 3200 MT/s
Max capacity: 2 TB
ECC: Yes

Expansion

Slot 1: Gen 4.0 x16 mechanical, x16 wired
Slot 2: Gen 4.0 x16 mechanical, x16 wired
Slot 3: Gen 4.0 x16 mechanical, x8 wired, narrower than it looks
Slot 4: Gen 4.0 x8 mechanical, x8 wired
Slot 5: Gen 4.0 x16 mechanical, x16 wired

Storage & network

M.2 slots: 2 (up to Gen 4.0)
SATA ports: 8
U.2 ports: 2
Onboard network: 2 x 1 GbE
Out-of-band management: IPMI 2.0 with dedicated port
BIOS flashback: No

Same part, other grades and partners

3 other SKUs built on the same processor. The price difference comes from condition grade, board partner and cooler design, not from the chip itself.

Supermicro H12SSL-iRefurbished Grade A Supermicro H12SSL-iOEM Recertified Supermicro H12SSL-iTested Pull

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OEM Recertified

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