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Best CPU for the Radeon RX 6600 XT

Processors that keep up with this card at each resolution.

At 1080p

  1. Core i5-7600 $213 · GPU holds it back 8.2%
  2. Ryzen 5 1600 $219 · GPU holds it back 4.8%
  3. Core i5-7600K $242 · GPU holds it back 4.8%
  4. Ryzen 5 1600X $249 · GPU holds it back 1.4%

At 1440p

  1. Ryzen 3 1200 $109 · GPU holds it back 8.2%
  2. Ryzen 3 2200 n/a · GPU holds it back 3.6%
  3. Ryzen 3 2200G $99 · balanced
  4. Ryzen 5 1400 $169 · balanced

At 4K

  1. Ryzen 3 1200 $109 · balanced
  2. Ryzen 3 2200 n/a · balanced
  3. Ryzen 3 2200G $99 · balanced
  4. Ryzen 5 1400 $169 · balanced

Picks keep the CPU and GPU within 10% of each other. Prices are launch prices, not today’s shelf prices.

Processors for the Radeon RX 6600 XT at each resolution

At 1080p the cheapest processor that keeps the Radeon RX 6600 XT within 10 percent is the Core i5-7600 (launch price $213), with a gaming index of 27 on the LGA1151 socket. Next in the list is the Ryzen 5 1600, which is still 4.8% short.

At 1440p the cheapest processor that keeps the Radeon RX 6600 XT within 10 percent is the Ryzen 3 1200 (launch price $109), with a gaming index of 20 on the AM4 socket. Next in the list is the Ryzen 3 2200, which is still 3.6% short.

At 4K the cheapest processor that keeps the Radeon RX 6600 XT within 10 percent is the Ryzen 3 1200 (launch price $109), with a gaming index of 20 on the AM4 socket. Next in the list is the Ryzen 3 2200, which is 36.3% more than the card can use.

What it costs and what it fits

Moving from 1080p to 4K changes what you need. The cheapest balanced chip at 1080p has an index of 27; at 4K the Ryzen 3 1200 at 20 is enough, and it launched for $104 less.

For reference, the fastest chip we track, the Ryzen 7 9800X3D (index 100), is 70.6% faster than the Radeon RX 6600 XT needs at 1080p.

The picks sit on AM4 (6) and LGA1151 (2) sockets, released between 2017 and 2026.

Questions

What is the best CPU for the Radeon RX 6600 XT?

At 1080p, a processor like the Core i5-7600 is enough to avoid a CPU bottleneck above 10%. Faster is fine but gives little extra in games with this card.

What is the cheapest CPU for the Radeon RX 6600 XT at 1440p?

The Ryzen 3 1200 (index 20, launch price $109) is the cheapest chip in our list that keeps the card within 10 percent at 1440p.

Updated October 3, 2026