Core i5-6400 vs Athlon 3000G: which is better

Intel Core i5-6400 (desktop, 2015) against AMD Athlon 3000G (desktop, 2019): benchmarks, games, specs and current prices.

Key differences

Core i5-6400 is 17% faster in multi-threaded work (PassMark 5,182 vs 4,435).
Athlon 3000G has a lower TDP: 35 W vs 65 W.
Different sockets (LGA1151 and AM4): they need different motherboards.

Open the full duel

	Core i5-6400	Athlon 3000G
Overall score	7.2	6.2
PassMark CPU Mark	5,182	4,435
Single-thread rating	1,947	1,946
US price	from $55	no current price
Cores	4	2
Threads	4	4
Base clock	2.7 GHz	3.5 GHz
Max boost	3.3 GHz	3.5 GHz
L3 cache	6 MB	4 MB
TDP	65 W	35 W
Max power	65 W	35 W
Memory	DDR4 / DDR3L	DDR4
Memory speed	2133 MT/s	2667 MT/s
PCI Express	PCIe 3.0	PCIe 3.0
Socket	LGA1151	AM4
Process	14 nm (Intel)	14 nm (GlobalFoundries)
Architecture	Skylake	Zen
Series	6th Gen Core	Athlon
Release year	2015	2019
Integrated graphics	HD Graphics 530	Radeon Vega 3

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