What method can I use to remove the CPU during the purchase of a new laptop?
What method can I use to remove the CPU during the purchase of a new laptop?
My scenarios involve creating virtual machines with Virtual Box on Windows 10, working on DevOps projects, and conducting pentesting tasks.
I’m currently using a Dell Inspiron 15 5567 laptop, which displays all four CPUs in VirtualBox. My processor is an i5 from the 7th generation.
This setup makes it difficult for me to rely on any CPU labeled i5, even if it’s a newer generation. Most laptops in Nepal seem to come with i5 12th gen models. I’m not sure why this is the case.
Additionally, based on my experience with Inspiron series, I’ve stopped purchasing Dell consumer laptops. They consistently disappoint me.
I prefer ThinkPads even though they’re more expensive, and similarly with Acer laptops that offer high specs at very low prices.
My concern is whether I should discard this laptop due to its specific CPU or if I can still use it. I want my device to remain functional for several more years. Also, battery life is important to me—I prefer a long-lasting battery. Dell’s issue is that their replacement batteries only last about two hours, whereas the new ones seem to work longer under normal use.
On the other hand, the ThinkPad I received in the office had the same CPU, release date, and was used as-is. It lasted well over five hours, even during heavy usage.
I am working with a Dell Inspiron 15 5567 laptop that has four CPUs displayed in VirtualBox. The current CPU is an i5 from the 7th generation.
LaptopMedia.com lists the specifications, tests, and prices for this model.
Because of these details, I’m finding it difficult to trust any CPU name, even if it’s a newer generation. Most laptops in Nepal appear to be equipped with i5 12th generation models. I’m unsure why that is.
If you own an i5-7200U, then;
https://www.intel.com/content/www/u...r-...tions.html
My concern is whether I should discard this device given its CPU or if it’s still viable.
If the laptop struggles with your workloads, it might be time to replace it. While arguments can be made about what you’re stressing on the machine, have you confirmed it’s running the latest BIOS? Have you attempted a fresh OS installation?
My typical tasks include creating virtual machines with VirtualBox on Windows 10, DevOps projects, and penetration testing.
What does the etc. represent? How much RAM does your device currently have? Are you using an SSD? How many of your current tasks are active?
In general, most laptops in Nepal come with i5 12th generation chips. It’s likely due to market trends and consumer purchasing power. Those importing may have considered their budget and the laptop’s value. If they can’t afford it, it might end up unused.
By the way, your thread title seems unclear. Could you clarify exactly what you’re seeking?
The exact CPU model you currently possess is available through CPU-Z analysis.
Previously, the I5 label indicated 4 cores and 4 processing threads.
I3 would have 2 cores with 4 threads due to hyperthreading.
I7 offers 4 cores and 8 processing threads.
These specifications are no longer accurate; the I designation now accurately represents the processor's capabilities.
For detailed information about a potential device, you can consult passmark benchmark data.
I'm asking how to tell if a laptop is worth buying just by checking its CPU. If I aim for something that stays useful in the future, I need at least 12 virtual CPUs in VirtualBox and 16GB of expandable RAM. I also know AMD models usually don't have upgradeable RAM anymore.
There is nothing future-proof about this. New products offering improved price and performance are regularly released. If they weren’t, there would be no incentive to bring them out. Unless your virtual cpus are restricted to specific cores, there should be no link to processors or threads. Make sure you have enough ram to accommodate all the virtual cpus comfortably. Ram is affordable today. And... installing more ram isn’t always possible. It must come from a compatible package to meet specifications.
I wouldn't overlook a contemporary HP or Dell laptop solely based on your experience with older processors. Classic CPUs use considerably more energy than today's models that employ much smaller and more efficient transistors.
Intel and AMD are constantly improving their laptop CPU designs by using increasingly smaller processes, which often result in extended battery durations.
https://www.anandtech.com/show/1682...nm...ib-foveros
Finding laptops with at least 15 hours of battery life is becoming simpler. Some specialized models can last over 20 hours on a single charge. These options aren't inexpensive and might not be accessible in Nepal, but they do exist.
A battery life of two to three hours is typical for older laptops running power-hungry processors, such as the i5-7200U and i5-5300 released 9 or 10 years prior.
I recently acquired an outdated Lenovo ThinkPad X250 equipped with an i5-5300 CPU (launched in March 2015) and a Dell Latitude 5480 featuring an i5-7200U (released August 2016) as gifts for friends abroad.
I replaced the failing internal battery in the Thinkpad, but left the external one connected to a recess on the back. Neither of these machines (Lenovo or Dell) is likely to function beyond 2 to 3 hours without access to mains power. Their designs are simply too dated, even with fresh batteries.
If you aim for longer usage, opt for the latest available models in Nepal—such as 12th Gen Intel or AMD equivalents. Explore various websites and laptop reviews, focusing on extended battery performance:
https://www.techradar.com/news/the-best-...-computing
Generally, laptops offering more internal space for larger batteries (like a 17-inch screen) tend to house higher-capacity batteries than compact 12-inch lightweight units. However, this largely depends on the CPU specification.
A more potent i7 or i9 processor will draw more power than an i5. An i3 from the same lineup should consume less energy but may not perform well with virtual machines.
I'm currently using a Lenovo Evo laptop running an Intel 13th Gen i7-13700H CPU. It features 6 cores and 12 threads, which Task Manager displays as 16 "Processes." More recent Intel chips have moved away from Hyper Threading, focusing instead on E-cores and P-cores.
The i7-13700H has a TDP of 65W. When launching Hyper-V and running a virtual Windows 10 instance, the CPU alone consumes about 66W for roughly 30 seconds during startup. Note that Hyoer-V behaves similarly to VirtualBox.
I notice the laptop fans increase speed as the VM loads, and HWMonitor records the CPU reaching 91°C briefly (indicating thermal throttling).
A USB power meter connected between the AC supply and the laptop's USB-C port reached over 90W during the VM load. If the laptop operated on battery, it would likely draw comparable power, hastening battery depletion.
This highlights that running VMs is extremely power-demanding; expect significant drain when compared to a laptop idle without VMs.
On my machine, the i7-13700H draws only 5W, while the whole laptop uses around 10W when idle. With Hyper-V and a video playback, consumption jumps to 70–90W. Occasionally, the laptop would crash abruptly while running a VM on battery, prompting me to adjust the CPU power settings in the battery profile to full capacity.
You can assess your battery's performance using BatteryMon to check its milliWatt-hour rating and determine the design capacity (my value was 73,000mW hr initially) and current capacity (now down to 70,730 after 18 months of use).
https://www.passmark.com/products/batmon/
TLDR (Too Lazy Didn't Read)
Choose the most advanced 12th Gen laptop you can afford, or better yet, consider a modern powerful desktop if you need to run multiple VMs.
Laptops offer portability, but I handle serious virtual machine tasks on desktops.
Even with identical CPUs in laptops from different makers, various factors can affect performance:
1). Battery size is usually measured in watt hours. Some models include 70 Whr batteries, while others have only 50Whr. For a lightweight, portable device, you might end up choosing a smaller battery.
2). Certain brands adjust the CPU settings to extend battery life by limiting power usage, whereas others prioritize maximum performance, which often reduces battery longevity.
3). Power Options settings on battery mode can differ, such as varying screen brightness levels.
4). Over time, batteries lose their full capacity. Eventually, you may need to replace it. Comparing a brand-new battery with one from three years ago shows a noticeable difference in runtime.
These elements significantly influence how long your laptop lasts on a single charge. The programs you run while using the battery also play a role.
The battery life was 45wh for the Lenovo e580 ThinkPad.
From the talks and observations I've made, I'm leaning toward:
- purchasing a used ThinkPad under 30,000 Nepalese rupees, as long as it functions.
- setting up SSH/RDP/Tailscale in my home lab.
- acquiring a PC or Mini PC for the same purpose.