LG NanoCell 55 inch TV
I bought a new TV in June 2021. I almost forgot to record it here. My old TV, ViewSonic N4280p has some problems and also only two HDMI ports. So, we went to the Costco warehouse and did a lot...
Author: David Yin
Windows 11 NIC driver did affect the speed
I am doing some network changes in my house. I will discuss it later with another post. Here I would like to show you how Windows Driver may slow down your ethernet connection. Testing Setup I use iperf3 as my...
HDD lifespan – How long is your hard drive?
Generally, everything has a lifespan. Even a computer hard drive has it. Here is a report said, it is three to five years. Generally speaking, you can rely on your hard drive for three to five years on average. A...
How to Upgrade Your PC With the Contemporary Hardware
Upgrading your personal computer with the most up-to-date hardware often appears to be a challenging task. The reason is that all the components are constantly being upgraded, so it might be difficult to keep in touch with the latest trends...
CPU performance Ryzen 5 2400G vs Ryzen 5 5600G
Here is my own test for my old CPU, AMD Ryzen 5 2400G, and the new CPU, AMD Ryzen 5 5600G. First, 7z benchmark. 5600G is almost 139% fast than 2400G.
Upgrade my PC with AMD Ryzen 5600G
Last week, I received my new CPU, AMD Ryzen 5 5600G. It is used to replace the old Ryzen 5 2400G. It is about 50% to 100% performance improvements based on the different program comparisons. For example: Cinebench R23 (Single-core)...
SanDisk Cruzer Glide 3.0 3-Pack 64GB USB Flash Drive
Today, I went to Costco for grocery shopping. Most of the time, I walk through the TV, Computer section very fastly. Just for checking any special price or on sale items. I saw SanDisk 64GB is on sale. The regular...
Power Consumption of Server Dell R710
I am using Dell R710 for more than one year. Based on the other user’s posts, the idle power consumption is 150W, peak power consumption is 270W. Here is my setup. Dell R710 CPU: 2 x intel Xeon E5620 @...
Start to use Email Encryption with OpenPGP
From today, I start to use OpenPGP to encrypt and sign my email. Here are my public keys Note: Updated on 2023.12 public-key Feel free to download it and add it to your email client software. I am using Thunderbird...
Sony MDR-ZX100 Headphones
I have Sony headphones for many years. Let me think about it. More than ten years. The quality of the sound is good enough for me, my ear, and my hearing ability. Actually, when the headphones or earbuds meet a...
The Difference Between M1MAX and М1 on MacBooks
For a while now, the tech world has lived on rumors and speculations about the new changes in Mac production. The new processors’ generation was coming up, and we all had high hopes for it. Well, just a few days...
Build the best PC from the view of PC Gamer
Recently, I read the PC Gamer magazine in our local library. PC Gamer Nov 2021 issue. On the last few pages of the magazine, there are three builds of PC for game players. Let me put it here. Maybe many...
Kaiweets Digital Multimeter TRMS 6000 Counts HT118A
I bought a new digital multimeter from Amazon.ca. It is used to replace my very old digital multimeter, HDM350. HDM350 I can only measure DC, AC Voltage, and current. And resistance. That’s all. I used it for more than twenty...
Got a pair of new DDR4 3200MHz RAM
I ordered a pair of new DDR4 RAM from Amazon.ca. The price is OK for me. The most important is I want to increase the memory of my PC from 16GB to 32GB. At the same time, I got the...
Repair my Desktopf with a NEW Motherboard: ASUS Prime B450M-A II
My desktop can not boot up since last Friday. I did a BIOS upgrade. Then I click restart after successfully flash the new BIOS file into the Gigabyte B450M DS3H motherboard. It is the last time the PC show the...