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AMD Radeon RX 7900 XT + Intel Core i7-8700K

Bottleneck Analysis & Gaming FPS Estimates

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Severe CPU Bottleneck

Significant bottleneck (~60%). Upgrading the CPU is strongly recommended.

Bottleneck at a Glance

60%
1080p Bottleneck
CPU
60%
1440p Bottleneck
CPU
60%
4K Bottleneck
CPU

Component Specs

20GB
GPU VRAM
315W
GPU TDP
6C/12T
CPU Cores
LGA1151
Socket
🛒 Check AMD Radeon RX 7900 XT Price🛒 Check Intel Core i7-8700K Price

Estimated FPS in Popular Games (1080p)

GameLowHighUltraGenre
Grand Theft Auto VI (GTA 6)1258661Open World
Cyberpunk 207718012588Action Rpg
Counter-Strike 2 (CS2)492339243Fps Shooter
Valorant649448322Fps Shooter
Grand Theft Auto V (GTA 5)325225161Open World
Red Dead Redemption 2227157113Open World
Fortnite378261187Battle Royale
Call of Duty: Warzone263182129Battle Royale
Call of Duty: Black Ops 6260180128Fps Shooter
Apex Legends444307221Battle Royale
Minecraft (with Shaders)238165118Sandbox
League of Legends (LoL)703485348Moba
Dota 2430297213Moba
PUBG: Battlegrounds332229164Battle Royale
Overwatch 2532367263Fps Shooter
Rainbow Six Siege597412296Fps Shooter
Rust19313496Survival
Escape from Tarkov16311381Survival Fps
Hogwarts Legacy19613697Action Rpg
Elden Ring240166119Action Rpg
Baldur's Gate 3210145104Rpg
Starfield14810373Action Rpg
Helldivers 2212146105Co Op Shooter
Black Myth: Wukong17712388Action Rpg
Alan Wake 215811078Survival Horror
Palworld228157112Survival
EA Sports FC 25380263189Sports
Forza Horizon 5292202144Racing
The Witcher 3 (Next-Gen)226156112Action Rpg
Marvel's Spider-Man 219813698Action Adventure
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Upgrade Recommendations

Current: Intel Core i7-8700K
⬆ Intel Core i9-9900K
+26.2% performance gain
Your Intel Core i7-8700K limits the AMD Radeon RX 7900 XT by ~60%. Upgrading to Intel Core i9-9900K unlocks ~26.2% more CPU performance on the same socket.
View New ComboCheck Price on Amazon

Compatibility & Power

⚡Recommended PSU: 600W (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: 20GB GDDR — check per-game requirements in the FPS table.
🔋GPU Power Draw: 315W — CPU: 95W

FAQ

Does the Intel Core i7-8700K bottleneck the AMD Radeon RX 7900 XT?

At 1080p, the estimated bottleneck is 60% (CPU).

What PSU do I need?

A quality 600W 80+ Bronze PSU is recommended.

Can I upgrade the CPU without changing my motherboard?

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

Compare Other Pairings

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