How is Lenovo K5 in terms of performance?

The Lenovo K5 is a good option in its price range as it has some impressive specifications. The configuration is pretty good and capable enough to deliver a powerful performance while simultaneously running multiple tasks. One can capture some good images and videos using its cameras.
The smartphone sports a 5.7-inch IPS LCD display with a screen resolution of 720 x 1440 pixels and a pixel density of 282 PPI. It is a full view display along with an aspect ratio of 18:9. The device also features a rear fingerprint scanner.
The smartphone is powered by two Cortex A53 quad-core MediaTek MT6750 chipset having 1GHz and 1.5GHz clock speeds respectively which manage the overall performance of the system. The processor is paired with a 3GB RAM that makes the device handle multiple tasks at a single time. For graphical requirements, the phone packs a Mali-T860 MP2 GPU. The smartphone runs on ZUI user interface based on Android 7.1 OS.
In terms of battery, the smartphone has a 3000mAh Li-ion battery and a host of connectivity options such as 4G with VoLTE, Wi-Fi, mobile hotspot, Bluetooth, GPS and microUSB.
The phone boasts of a camera setup with a 13MP rear camera and an 8 MP front camera to take care of your selfie needs.
The onboard storage is at 32GB which can be expanded up to 128GB by using a microSD card.

Look up the specs at Lenovo's website and then check your various games and programs for their recommended computers to run them. If it is well over the recommended [on the minimum], then it should run them well.