Paolo Redaelli personal blog

Category: Hardware

e-ink book readers

As a society, we need an open source device for reading. Books are among the most important documents of our culture, yet the most popular and widespread devices we have for reading — the Kobo, the Nook, the Kindle and even the iPad — are closed devices, operating as small moving parts in a set…

È tutto un fiorire

SlimLine è una famiglia di controllori programmabili (PLC) modulari ingegnerizzati in contenitori estremamente compatti ed idonei al montaggio su guida DIN. Source: SlimLine Controllori programmabili IEC61131-3 (PLC) È tutto un fiorire di “PLC” fatti col Raspberry. Sperèm che se dervan de bun che l’è propri ura.

Fan quasi tenerezza

Fan quasi tenerezza…. provate a leggere la “dichiarazione d’amore” che sta dentroa a «Cercavo una uscita HDMI o DVI e ho trovato una ZZ9000 !!» Cercando in rete una scheda grafica con uscita digitale del segnale video per il mio Amiga 4000, dopo i vari flicker fixer scan doubler out of stock di iComp e…

Link

Well we live interesting times:

This processor, which will be quad core dual issue 800mhz RV64GC and capable of running full GNU/Linux SMP OSes, with 720p video playback and embedded level 25fps 3D performance in around 2.5 watts at 28nm, is designed to address that imbalance. Links and details on the Libre RISC-V SoC wiki.

https://m.slashdot.org/story/356508

Paolo Redaelli

Intel Performance Hit 5x Harder Than AMD After Spectre, Meltdown Patches – Slashdot

While the impacts vary tremendously from virtually nothing to significant on an application-by-application level….   the overall performance impact to 20 percent (for the 7980XE), 24.8 percent (8700K) and 20.5 percent (6800K).

AMD loses ~3 percent with all fixes enabled.

I’m glad I’ve been sticking to AMD!