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67
Feature
Option
Description
10.2us
20.5us
41.0us
81.9us
163.8us
327.7us
DRAM BG Scrub
655.4us
DRAM scrubbing corrects and
rewrites memory errors so later
reads are correct. Doing this while
memory is not being used improves
performance.
Disabled
DRAM SCRUB
REDIRECT
Enabled
DRAM SCRUB REDIRECT allows
the system to correct DRAM ECC
errors immediately when they occur,
even if background scrubbing is on.
Disabled
ECC Chip Kill
Enabled
ECC Chip Kill
Disabled
40ns
80ns
160ns
320ns
640ns
1.28us
2.56us
5.12us
10.2us
20.5us
41.0us
81.9us
163.8us
327.7us
L2 Cache BG Scrub
655.4us
Allows the L2 Data Cache RAM to
be corrected while idle.
Disabled
40ns
80ns
160ns
320ns
640ns
1.28us
2.56us
5.12us
10.2us
20.5us
41.0us
81.9us
163.8us
327.7us
Data Cache BG Scrub
655.4us
Allows the L1 Data Cache RAM to
be corrected while idle.