First of all, the graphics card depends on the game you want to play. Generally, you can eat the second-hand N-card 960 or 1060 of online games, and you can eat it if you don't particularly eat graphics cards. However, just after the mine disaster, 1060 80% is a mine card, depending on luck; A card has a 574, most games can be played, and the price is below 500.

Distinguishing the mine card is to see if the backplane chip is yellow. Probably depends on how long you can use it. Not digging for a long time can be considered. After all, it is worthwhile to play most games at ultra-low prices, but how long it can be used depends on luck.

Followed by the monitor, pay attention to the specific model, search time to market, are generally eliminated by others, 200-300 yuan can also be considered, even if it is expensive second-hand, 1000 yuan more than a new one, it is better for the eyes, after all, it has to be faced every day.

Memory, the new model has been slightly reduced recently, and domestic brands are ok. Second-hand can be considered cheap, but don't be any brand that you haven't heard of. After a while, you will find that the blue screen will find you.

Forget solid secondhand. After all, everyone has a certain life. It is always bad to lose something. Now some brands can achieve 780 cents1g. Why do you have to leave that money to buy second-hand goods? The better Samsung, Intel and WD black disks are all good.