Uncore frequency on Haswell

Uncore frequency on Haswell - Intel Community

Discussion regarding monitoring and software tuning methodologies, Performance Monitoring Unit (PMU) of Intel microprocessors, and platform updating.

Overclocking Uncore on Haswell Help - Reddit

I understand the basics, in the core clock and etc. Right now I have my CPU at 4.5Ghz @1.345Vcore and 2.05VRIN and it's stable. I ran x264 for ...

Uncore frequency on Haswell - Overclock.net

The uncore is on a separate clock domain than the processor cores. And while the core frequency can be controlled by OS dynamically (when Speedstep is enabled),

Uncore frequency @ 4.8Ghz vs 4.0Ghz test in 8 games

Should you overclock uncore frequency ? I think it depend. If you already overclock CPU then why not ? In case of Haswell / Broadwell thing ...

Manually setting the Uncore frequency on Intel CPUs - hofmann.id

From a performance perspective it makes sense to make the Uncore run at least at the frequency that is required to attain the maximum main memory bandwidth ( ...

Haswell uncore overclock

I believe my CPU clock of 4.5Ghz with 1.26v is stable (at least on its own). I tested with 1600ddr and x35 uncore. Also I've tested with 2400ddr ...

Reading Current Uncore Frequency and Setting ... - Stack Overflow

The ratios can be equal, to force the uncore to use a single frequency. You can probably step down the min value but I suspect you can't ramp up ...

Covert Channels Exploiting Uncore Frequency Scaling

On more recent processors, the uncore frequency is controlled independently and can be different than the core frequency. In addition, Intel has introduced a ...

Core and Uncore Joint Frequency Scaling Strategy

The uncore frequency scaling (UFS) capability has been available to the user since the Intel Haswell processor generation. In this paper, performance and power ...

Uncore is to low ? | Tom's Hardware Forum

Some try to get uncore close to frequency/clocks as a 1:1 ratio which would be 4500 to match your current oc. It's not overly important ...

How can I read the Haswell Uncore frequency from Ubuntu 14.04?

1 Answer 1 ... First command loads the msr module. Second command set the bit 29 in MSR_UNC_PERF_GLOBAL_CTRL which enables all uncore counters.

Explicit uncore frequency scaling for energy optimisation policies ...

Since Haswell micro-architecture. [1], processors operate at different frequencies for core com- ponents and uncore components (e.g. LLC and DRAM). Intel.

A Runtime for Uncore Power Conservation on HPC Systems - SC19

From Haswell processors onward, Intel has introduced uncore fre- quency ... Uncore Frequency[GHz] socket 0 socket 1 socket 2 socket 3 socket 4 socket 5.

Haswell Overclocking Uncore - CPUs, Motherboards, and Memory

... GHz). When looking at guides something popped up in my head: EVERY guide (save for a few, including Linus) mentions uncore voltage and ...

The Broadwell-E overclocking guide - Page 3 of 7 - ASUS Edge Up

Uncore frequency expectations ... Compared to Haswell-E, Broadwell-E doesn't overclock the Uncore domain particularly well. With conventional ...

Monitor Haswell Uncore Voltage | AnandTech Forums

Monitor Haswell Uncore Voltage ; Diagrafeas. Member. Jun 24, 2005 ; Diagrafeas. Member. Jun 24, 2005 ; TerryMathews. Lifer. Oct 9, 1999 ; Tweakin.

The Gigabyte Z87/Haswell Overclocking(OC) Guide

First of all Uncore Frequency isn't going to help stabilize the CPU frequency unless you lower it, lowering it can help reduce uncore as an ...

Cache/uncore speed performance in 4770k - AnandTech Forums

As far as I know, Haswell also has core frequency/2, and I assume they will continue to use that going forward. There are very small performance ...

comparisons of core and uncore frequency scaling modes in ...

Next, UFS and core dynamic voltage and frequency scaling (DVFS) are compared as to their energy-saving potential through experiments on a 20-core Haswell-EP ...

Question about Uncore when overclocking the G3258

Try to keep uncore about 300-400MHz below core clock. It won't affect performance much but when it's too close to core clock then you can notice stability ...