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SKU i7-4960X i7-4930K i7-4820K
Cores/Cache 6/15M 6/12M 4/10M
Turbo Ratio Overrides (100MHz
Steps)
†
Up to 63
Up to 63
Up to 63
PL1, PL2, Tau, ICCMax Overrides √ √ √
Real-time Core Overclocking (in
OS)
Yes
Yes
Yes
DDR Frequency Overrides
(266MHz Steps)
Up to 2400
Up to 2400
Up to 2400
DDR Timing Overrides √ √ √
Coarse BCLK Ratios supported
with PEG, DMI ratios
Enhanced Ratio
Support (1.0,
1.25, 1.67)
Enhanced Ratio
Support (1.0,
1.25, 1.67)
Enhanced Ratio
Support (1.0,
1.25, 1.67)
† Memory ratio not fuse limited, but support above 2400 via ratio not
guaranteed. Use BCLK for higher frequencies.
Intel
®
Core
™
i7 Desktop Processors Based on
Socket LGA2011 with Intel
®
X79 Express Chipset
Feature Overview