Supermicro X12SPW-TF - Page 83

Chapter 4: BIOS
83
PCIe Remote P2P Relaxed Ordering
Enable peer-to-peer relaxed ordering to optimize system performance. The options are
Disable and Enable.
Stale AtoS
Use this feature to enable or disable Stale A to S optimization. There are three states
in the in-memory directory: invalid (I), snoopAll (A), and shared (S). Data in the I state
is clean and does not exist in other sockets. Data in the A state may exist in another
exclusive or modied socket. Data in the S state is clean and may be shared across one
or more sockets. The options are Disable, Enable, and Auto.
LLC Dead Line Alloc
Select Enable to opportunistically ll dead lines in the LLC. Select Disable to never ll
dead lines in LLC. The options are Disable, Enable, and Auto.
Memory Conguration
STEP DRAM Test
Use this feature to enable or disable the Samsung TestBIOS Enhanced PPR (STEP)
function. The options are Enable and Disable.
If the feature above is set to Enable, the next feature is available for conguration:
Operation Mode
Select the test mode for STEP DRAM. The options are Test Only and Test and Repair.
Enforce POR
Select POR (Plan of Record) to enforce POR restrictions on DDR4 frequency and volt-
age programming. The options are POR and Disable.
PPR Type
Use this feature to select the Post Package Repair (PPR) type. The options are PPR
Disabled, Hard PPR, and Soft PPR.
Memory Frequency
Use this feature to set the maximum memory frequency for onboard memory modules.
The options are Auto, 2133, 2200, 2400, 2600, 2666, 2800, 2933, 3000, and 3200.