Is NVIDIA GeForce GTX 1660 Ti compatible with Intel Core i5-8400?

Yes, if your motherboard supports the LGA1151 socket. Recommended PSU: 350W.

What FPS can I get with NVIDIA GeForce GTX 1660 Ti and Intel Core i5-8400?

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

DESKTOP

NVIDIA GeForce GTX 1660 Ti + Intel Core i5-8400

Q: Does the Intel Core i5-8400 bottleneck the NVIDIA GeForce GTX 1660 Ti?

At 1080p, the estimated bottleneck is 18.3%.

Bottleneck Analysis & Gaming FPS Estimates

Moderate CPU Bottleneck

Noticeable bottleneck (~18.3%). Consider upgrading the weaker component.

Bottleneck at a Glance

18.3%

1080p Bottleneck

CPU

9.3%

1440p Bottleneck

CPU

2.0%

4K Bottleneck

Balanced

Component Specs

6GB

GPU VRAM

120W

GPU TDP

6C/6T

CPU Cores

LGA1151

Socket

🛒 Check NVIDIA GeForce GTX 1660 Ti Price 🛒 Check Intel Core i5-8400 Price

Estimated FPS in Popular Games (1080p)

Game	Low	High	Ultra	Genre
Grand Theft Auto VI (GTA 6)	41	13	9	Open World
Cyberpunk 2077	55	17	12	Action Rpg
Counter-Strike 2 (CS2)	187	129	92	Fps Shooter
Valorant	275	190	136	Fps Shooter
Grand Theft Auto V (GTA 5)	108	75	53	Open World
Red Dead Redemption 2	67	46	15	Open World
Fortnite	131	90	29	Battle Royale
Call of Duty: Warzone	91	28	20	Battle Royale
Call of Duty: Black Ops 6	86	27	19	Fps Shooter
Apex Legends	142	98	31	Battle Royale
Minecraft (with Shaders)	86	59	19	Sandbox
League of Legends (LoL)	298	206	147	Moba
Dota 2	164	113	81	Moba
PUBG: Battlegrounds	115	79	25	Battle Royale
Overwatch 2	177	122	87	Fps Shooter
Rainbow Six Siege	207	143	102	Fps Shooter
Rust	73	23	16	Survival
Escape from Tarkov	65	20	14	Survival Fps
Hogwarts Legacy	60	18	13	Action Rpg
Elden Ring	76	53	17	Action Rpg
Baldur's Gate 3	73	22	16	Rpg
Starfield	49	15	11	Action Rpg
Helldivers 2	70	22	15	Co Op Shooter
Black Myth: Wukong	52	16	11	Action Rpg
Alan Wake 2	45	14	10	Survival Horror
Palworld	72	50	16	Survival
EA Sports FC 25	121	84	27	Sports
Forza Horizon 5	87	60	19	Racing
The Witcher 3 (Next-Gen)	69	48	15	Action Rpg
Marvel's Spider-Man 2	63	19	14	Action Adventure

Upgrade Recommendations

Current: Intel Core i5-8400

⬆ Intel Core i7-9700K

+49.0% performance gain

Your Intel Core i5-8400 limits the NVIDIA GeForce GTX 1660 Ti by ~18.3%. Upgrading to Intel Core i7-9700K unlocks ~49.0% more CPU performance on the same socket.

View New Combo Check Price on Amazon

Compatibility & Power

⚡Recommended PSU: 350W (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: 6GB GDDR — check per-game requirements in the FPS table.

🔋GPU Power Draw: 120W — CPU: 65W

FAQ

Does the Intel Core i5-8400 bottleneck the NVIDIA GeForce GTX 1660 Ti?

At 1080p, the estimated bottleneck is 18.3% (CPU).

What PSU do I need?

A quality 350W 80+ Bronze PSU is recommended.

Can I upgrade the CPU without changing my motherboard?

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