Is AMD Radeon RX 580 8GB 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 580 8GB and Intel Core i9-9900K?

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

DESKTOP

AMD Radeon RX 580 8GB + Intel Core i9-9900K

Q: Does the Intel Core i9-9900K bottleneck the AMD Radeon RX 580 8GB?

At 1080p, the estimated bottleneck is 46.3%.

Bottleneck Analysis & Gaming FPS Estimates

Severe GPU Bottleneck

Significant bottleneck (~46.3%). Upgrading the GPU is strongly recommended.

Bottleneck at a Glance

46.3%

1080p Bottleneck

GPU

51.7%

1440p Bottleneck

GPU

57.1%

4K Bottleneck

GPU

Component Specs

8GB

GPU VRAM

185W

GPU TDP

8C/16T

CPU Cores

LGA1151

Socket

🛒 Check AMD Radeon RX 580 8GB Price 🛒 Check Intel Core i9-9900K Price

Estimated FPS in Popular Games (1080p)

Game	Low	High	Ultra	Genre
Grand Theft Auto VI (GTA 6)	44	30	9	Open World
Cyberpunk 2077	54	37	11	Action Rpg
Counter-Strike 2 (CS2)	225	155	111	Fps Shooter
Valorant	358	247	177	Fps Shooter
Grand Theft Auto V (GTA 5)	115	79	57	Open World
Red Dead Redemption 2	63	43	31	Open World
Fortnite	146	100	72	Battle Royale
Call of Duty: Warzone	101	70	22	Battle Royale
Call of Duty: Black Ops 6	92	63	20	Fps Shooter
Apex Legends	144	100	72	Battle Royale
Minecraft (with Shaders)	100	69	49	Sandbox
League of Legends (LoL)	388	267	192	Moba
Dota 2	197	136	97	Moba
PUBG: Battlegrounds	128	88	63	Battle Royale
Overwatch 2	188	130	93	Fps Shooter
Rainbow Six Siege	230	158	114	Fps Shooter
Rust	88	61	19	Survival
Escape from Tarkov	82	56	18	Survival Fps
Hogwarts Legacy	59	40	13	Action Rpg
Elden Ring	78	54	38	Action Rpg
Baldur's Gate 3	81	56	18	Rpg
Starfield	52	36	11	Action Rpg
Helldivers 2	75	52	16	Co Op Shooter
Black Myth: Wukong	49	34	11	Action Rpg
Alan Wake 2	40	28	9	Survival Horror
Palworld	74	51	36	Survival
EA Sports FC 25	124	85	61	Sports
Forza Horizon 5	81	56	40	Racing
The Witcher 3 (Next-Gen)	68	47	33	Action Rpg
Marvel's Spider-Man 2	64	44	14	Action Adventure

Upgrade Recommendations

Current: AMD Radeon RX 580 8GB

⬆ AMD Radeon RX 6600

+84.1% performance gain

Your AMD Radeon RX 580 8GB limits the Intel Core i9-9900K by ~46.3%. Upgrading to AMD Radeon RX 6600 delivers ~84.1% more GPU performance.

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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: 185W — CPU: 95W

FAQ

Does the Intel Core i9-9900K bottleneck the AMD Radeon RX 580 8GB?

At 1080p, the estimated bottleneck is 46.3% (GPU).

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.