The CPU has integrated graphics, Intel 4600 as the Basic offering. Looks like this model of laptop Also offers an Option upgrade to GeForce 745m too. From your Post sounds like you already have the model with the 745m upgraded graphics install.
- If you do have 745m, that's it, no further upgrades are possible
- If you do NOT have 745m, installed, then you could upgrade from Intel 4600 HD
In most cases, it isn't possible to upgrade a laptop's graphics card. If you want better gaming performance, the only sensible option is to buy a new laptop.
The CPU has integrated graphics, Intel 4600 as the Basic offering. Looks like this model of laptop Also offers an Option upgrade to GeForce 745m too. From your Post sounds like you already have the model with the 745m upgraded graphics install.
- If you do have 745m, that's it, no further upgrades are possible
- If you do NOT have 745m, installed, then you could upgrade from Intel 4600 HD