Gigabyte H252-3C0 User Manual page 95

Parameter
Package C State
Hyper-Threading [ALL]
Hardware Prefetcher
Adjacent Cache Prefetch
DCU Streamer Prefetcher
Isoc Mode
®
Intel VT for Directed I/O (VT-d)
Link Frequency Select
BIOS Setup
Description
Configures the state for the C-State package limit.
Options available: C0/C1 state, C2 state, C6(non Retention) state,
C6(Retention) state, No Limit, Auto. Default setting is C0/C1 state.
The Hyper Threading Technology allows a single processor to execute
two or more separate threads concurrently. When hyper-threading is
enabled, multi-threaded software applications can execute their threads,
thereby improving performance.
Options available: Enabled/Disabled. Default setting is Enabled.
Select whether to enable the speculative prefetch unit of the processor.
Options available: Enabled/Disabled. Default setting is Disabled.
When enabled, cache lines are fetched in pairs. When disabled, only the
required cache line is fetched.
Options available: Enabled/Disabled. Default setting is Enabled.
Prefetches the next L1 data line based upon multiple loads in same cache
line.
Options available: Enabled/Disabled. Default setting is Enabled.
Enable/Disable the Isochronous support in order to meet the QoS
requirements (Quality of Service).
Options available: Auto, Enabled, Disabled. Default setting is Disabled.
Enable/Disable the Intel VT for Directed I/O (VT-d) support function by
reporting the I/O device assignment to VMM through DMAR ACPI Tables.
Options available: Enabled/Disabled. Default setting is Enabled.
Selects the UPI link frequency.
Options available: 9.6GB/s, 10.4GB/s, 11.2GB/s, Auto.
Default setting is Auto.
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