Is NVIDIA GeForce GTX 1070 compatible with Intel Core i5-8400?

Yes, if your motherboard supports the LGA1151 socket. Recommended PSU: 400W.

What FPS can I get with NVIDIA GeForce GTX 1070 and Intel Core i5-8400?

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

DESKTOP

NVIDIA GeForce GTX 1070 + Intel Core i5-8400

Q: Does the Intel Core i5-8400 bottleneck the NVIDIA GeForce GTX 1070?

At 1080p, the estimated bottleneck is 23.4%.

Bottleneck Analysis & Gaming FPS Estimates

Moderate CPU Bottleneck

Noticeable bottleneck (~23.4%). Consider upgrading the weaker component.

Bottleneck at a Glance

23.4%

1080p Bottleneck

CPU

14.9%

1440p Bottleneck

CPU

4.3%

4K Bottleneck

Balanced

Component Specs

8GB

GPU VRAM

150W

GPU TDP

6C/6T

CPU Cores

LGA1151

Socket

🛒 Check NVIDIA GeForce GTX 1070 Price 🛒 Check Intel Core i5-8400 Price

Estimated FPS in Popular Games (1080p)

Game	Low	High	Ultra	Genre
Grand Theft Auto VI (GTA 6)	43	30	9	Open World
Cyberpunk 2077	58	40	12	Action Rpg
Counter-Strike 2 (CS2)	194	133	95	Fps Shooter
Valorant	283	195	140	Fps Shooter
Grand Theft Auto V (GTA 5)	113	78	56	Open World
Red Dead Redemption 2	71	49	35	Open World
Fortnite	136	94	67	Battle Royale
Call of Duty: Warzone	95	65	21	Battle Royale
Call of Duty: Black Ops 6	90	62	20	Fps Shooter
Apex Legends	148	102	74	Battle Royale
Minecraft (with Shaders)	89	62	44	Sandbox
League of Legends (LoL)	306	211	151	Moba
Dota 2	169	117	84	Moba
PUBG: Battlegrounds	120	83	59	Battle Royale
Overwatch 2	185	127	91	Fps Shooter
Rainbow Six Siege	215	148	107	Fps Shooter
Rust	76	52	17	Survival
Escape from Tarkov	67	46	15	Survival Fps
Hogwarts Legacy	63	44	14	Action Rpg
Elden Ring	80	55	39	Action Rpg
Baldur's Gate 3	76	52	17	Rpg
Starfield	51	35	11	Action Rpg
Helldivers 2	73	51	16	Co Op Shooter
Black Myth: Wukong	55	38	12	Action Rpg
Alan Wake 2	48	33	10	Survival Horror
Palworld	76	52	37	Survival
EA Sports FC 25	127	88	63	Sports
Forza Horizon 5	91	63	45	Racing
The Witcher 3 (Next-Gen)	73	50	36	Action Rpg
Marvel's Spider-Man 2	66	45	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 1070 by ~23.4%. 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: 400W (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: 150W — CPU: 65W

FAQ

Does the Intel Core i5-8400 bottleneck the NVIDIA GeForce GTX 1070?

At 1080p, the estimated bottleneck is 23.4% (CPU).

What PSU do I need?

A quality 400W 80+ Bronze PSU is recommended.

Can I upgrade the CPU without changing my motherboard?

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