Is AMD Radeon RX 6600 XT compatible with Intel Core i9-9900K?

Yes, if your motherboard supports the LGA1151 socket. Recommended PSU: 450W.

What FPS can I get with AMD Radeon RX 6600 XT and Intel Core i9-9900K?

FPS varies by game and preset. See the detailed per-game table above.

DESKTOP

AMD Radeon RX 6600 XT + Intel Core i9-9900K

Q: Does the Intel Core i9-9900K bottleneck the AMD Radeon RX 6600 XT?

At 1080p, the estimated bottleneck is 12.8%.

Bottleneck Analysis & Gaming FPS Estimates

Minor CPU Bottleneck

Small bottleneck detected (~12.8%). In most games you will barely notice it.

Bottleneck at a Glance

12.8%

1080p Bottleneck

CPU

3.1%

1440p Bottleneck

Balanced

8.3%

4K Bottleneck

GPU

Component Specs

8GB

GPU VRAM

160W

GPU TDP

8C/16T

CPU Cores

LGA1151

Socket

🛒 Check AMD Radeon RX 6600 XT Price 🛒 Check Intel Core i9-9900K Price

Estimated FPS in Popular Games (1080p)

Game	Low	High	Ultra	Genre
Grand Theft Auto VI (GTA 6)	66	46	14	Open World
Cyberpunk 2077	88	61	19	Action Rpg
Counter-Strike 2 (CS2)	304	209	150	Fps Shooter
Valorant	449	310	223	Fps Shooter
Grand Theft Auto V (GTA 5)	173	120	86	Open World
Red Dead Redemption 2	107	74	53	Open World
Fortnite	211	146	104	Battle Royale
Call of Duty: Warzone	147	101	32	Battle Royale
Call of Duty: Black Ops 6	139	96	30	Fps Shooter
Apex Legends	227	157	113	Battle Royale
Minecraft (with Shaders)	139	96	69	Sandbox
League of Legends (LoL)	487	336	241	Moba
Dota 2	265	183	131	Moba
PUBG: Battlegrounds	186	128	92	Battle Royale
Overwatch 2	284	196	140	Fps Shooter
Rainbow Six Siege	334	230	165	Fps Shooter
Rust	119	83	26	Survival
Escape from Tarkov	106	73	23	Survival Fps
Hogwarts Legacy	96	66	21	Action Rpg
Elden Ring	123	85	61	Action Rpg
Baldur's Gate 3	117	81	26	Rpg
Starfield	79	55	17	Action Rpg
Helldivers 2	113	78	25	Co Op Shooter
Black Myth: Wukong	83	58	18	Action Rpg
Alan Wake 2	72	50	16	Survival Horror
Palworld	116	80	57	Survival
EA Sports FC 25	194	134	96	Sports
Forza Horizon 5	138	95	68	Racing
The Witcher 3 (Next-Gen)	111	76	55	Action Rpg
Marvel's Spider-Man 2	101	70	22	Action Adventure

Upgrade Recommendations

Current: AMD Radeon RX 6600 XT

⬆ AMD Radeon RX 6700 XT

+29.8% performance gain

Ready for more FPS? The AMD Radeon RX 6700 XT is the natural step up from the AMD Radeon RX 6600 XT.

View New Combo Check Price on Amazon

Compatibility & Power

⚡Recommended PSU: 450W (80+ Bronze or better)

🔌CPU Socket: LGA1151 — verify your motherboard compatibility.

⚠️9th Gen Intel CPUs on 300-series motherboards may require a BIOS update.

🎮VRAM: 8GB GDDR — check per-game requirements in the FPS table.

🔋GPU Power Draw: 160W — CPU: 95W

FAQ

Does the Intel Core i9-9900K bottleneck the AMD Radeon RX 6600 XT?

At 1080p, the estimated bottleneck is 12.8% (CPU).

What PSU do I need?

A quality 450W 80+ Bronze PSU is recommended.

Can I upgrade the CPU without changing my motherboard?

Yes — as long as you stay on the LGA1151 socket.