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Desktop Graphics Cards: VRAM, Ports and Fit

Gaming and creator graphics cards for PCI Express slots, from 6 GB entry models to 32 GB flagships, including refurbished cards. 4,285 products from $12.99 to $10,968.99. ASUS, MSI, GIGABYTE and more.

4,285 products from $12.99

New to this? How to buy a graphics card with Bitcoin — what to check, what it costs to pay, and what is never asked for.

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VRAM and the chip behind the model name

The graphics processor sets the speed, and the memory sets how well it handles big textures. Cards carrying the same chip name can ship with different memory sizes, so an 8 GB and a 16 GB version of one model are different products. For 1080p gaming 8 GB is workable, 12 to 16 GB suits 1440p and high-detail textures, and 4K, creative work and local AI favor 16 GB or more.

Memory type matters too: GDDR6 is common, GDDR6X and GDDR7 deliver more bandwidth on higher-end cards, and older GDDR5 cards are much slower. The chipset maker tells you which driver and features apply, such as upscaling and video encoder support. OC in a title usually means a factory overclock, often paired with a bigger cooler. Always compare the exact memory size in the title with what your games or software recommend.

Fit, power and ports before you buy

Measure the case first: card length and thickness, listed in slots, decide whether it fits. The power supply must provide enough wattage and the right connectors, such as 8-pin PCIe or the newer 12-volt high-power plug. A card with a PCIe 5.0 x16 interface works in a PCIe 4.0 or 3.0 slot at the slower speed, with little loss for most cards, but x8 cards lose more on old boards.

Check the outputs against your monitor: HDMI 2.1 supports 4K at high refresh rates, and DisplayPort 2.1 carries more bandwidth than 1.4a. For a refurbished card, read the grade, the cosmetic condition notes such as scratches on the shroud or backplate, and what is included, like the original box, brackets and power adapters. Fans that spin freely matter more than appearance.

Questions about Desktop Graphics Cards: VRAM, Ports and Fit

How much VRAM do I need for 1440p?
Around 12 to 16 GB is a comfortable range for recent games at high settings. 8 GB can work at medium settings but may hit limits in newer titles. Creative work usually needs more.
Will a PCIe 5.0 card work in my PCIe 4.0 slot?
Yes. PCIe is backward compatible, so the card runs at the slot's speed. For most cards the loss is small, though cards with only an x8 link can lose more on older boards.
Do I need a new power supply for a new graphics card?
Check the card's recommended wattage and connectors. If your supply covers the wattage and has the right PCIe cables, it works. Otherwise you may need an adapter or a new supply.