i5 7600k vs i5 8400 - cpu comparison for Gaming

Specs

i5 7600ki5 8400
Average Price$239$178
BrandINTELINTEL
Cores46
Threads46
Base Frequency3.82.8

Gaming performance (working with gtx 1080 Ti, Ultra quality)

FPS (i5 7600k)FPS (i5 8400)
destiny2 125.5126.2
overwatch 164.9165.7
GTA 86.887.6
DOTA2 168.9171.2
CSGO 254.3257
Warframe 176.5178.2
rainbow6siege 101.1102.1
Fortnite 132.2134.1
Sea of Thieves 135.3136.6
A Way Out 140.1141.8
LOL 231233.6
Far Cry 5 109.7110.9
PUBG 85.886.8
Call of Duty ww2 144.7146.8
Radical Heights 96.297.2
Battlefield 4 68.669.3
World of Tanks 71.572.2
apexlegends 105106.1
Path of Exile 161.2162.9
Total War THREE KINGDOMS 79.280
Frostpunk 134.4135.8
BATTLETECH 87.788.6
AirMech Strike 131.6133
StarCraft 2 153.6155.2

Conclusion

Price to Performance: i5 8400 is better. (26% Lower on Price, 1% Higher on performance.)

All resources

Games:
AirMech Strike Apex Legends A Way Out Battlefield 4 BATTLETECH Call of Duty WWII Counter-Strike: Global Offensive Destiny 2 Dota 2 Far Cry 5 Fortnite Frostpunk Grand Theft Auto V League of Legends Overwatch Path of Exile PlayerUnknown's Battlegrounds Radical Heights Rainbow Six | Siege Sea of Thieves StarCraft 2 Total War THREE KINGDOMS Warframe World of Tanks
GPUs:
gtx 1050gtx 1050 Tigtx 1060 3Ggtx 1060 6Ggtx 1070gtx 1070 Tigtx 1080gtx 1080 Tigtx 2070gtx 2080gtx 2080 Tigtx 970gtx 980gtx 980 Tigtx Titan XRX 480RX 570RX 580RX Vega 64
CPUs:
i3 7100i5 7500i5 7600ki5 8400i5 8600ki7 7700Ki7 8700KRyzen 3 1200Ryzen 5 1600Ryzen 5 1600xRyzen 5 2600Ryzen 5 2600xRyzen 7 1700Ryzen 7 1700X