How do the scores compare?

Intel Core i5-8400 scores 29/100 overall; Intel Core i7-3770 scores 23.7/100. Intel Core i5-8400 wins 14 individual spec rows, Intel Core i7-3770 wins 3.

What are the main differences between the Intel Core i5-8400 and the Intel Core i7-3770?

Intel Core i5-8400 advantages: Stronger Single-core score: 31 vs 23; Stronger Multi-core score: 29 vs 25; Stronger gaming score: 27 vs 24; 100% higher Max memory: 64 GB vs 32 GB; 56% higher Cinebench R23 (multi): 6,400 vs 4,100; Lower launch price: $182 vs $294. Intel Core i7-3770 advantages: 33% higher threads: 8 vs 6; 21% higher Base clock: 3.4 GHz vs 2.8 GHz; 10% higher iGPU clock: 1,150 MHz vs 1,050 MHz.

Which is cheaper: Intel Core i5-8400 or Intel Core i7-3770?

Intel Core i5-8400 launched cheaper at $182, versus $294 for the Intel Core i7-3770.

Intel Core i5-8400 vs Intel Core i7-3770

WINNER

Intel

Intel Core i5-8400

$182

Intel

Intel Core i7-3770

$294

31.1Single-core22.5

28.6Multi-core24.5

27.2Gaming23.8

14 spec wins — Intel Core i5-84003 spec wins — Intel Core i7-3770

InnoReviews verdict

Intel Core i5-8400 wins this desktop processor face-off, 29 to 23.7, pulling ahead mainly in Single-core (+9) and Multi-core (+4). Intel Core i7-3770 still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the Intel Core i5-8400

Stronger Single-core score: 31 vs 23
Stronger Multi-core score: 29 vs 25
Stronger gaming score: 27 vs 24
100% higher Max memory: 64 GB vs 32 GB
56% higher Cinebench R23 (multi): 6,400 vs 4,100
Lower launch price: $182 vs $294

Reasons to pick the Intel Core i7-3770

33% higher threads: 8 vs 6
21% higher Base clock: 3.4 GHz vs 2.8 GHz
10% higher iGPU clock: 1,150 MHz vs 1,050 MHz

General

General comparison: Intel Core i5-8400 versus Intel Core i7-3770
Spec	Intel Core i5-8400	Intel Core i7-3770
Announced	2017	2012
Socket	LGA1151-v2	LGA1155
Process	14 nm+36%	22 nm
Base TDP	65 W+16%	77 W
Unlocked multiplier	No	No
Cooler included	Yes	Yes

Cores & Clocks

Cores & Clocks comparison: Intel Core i5-8400 versus Intel Core i7-3770
Spec	Intel Core i5-8400	Intel Core i7-3770
Cores	6+50%	4
Performance cores	6+50%	4
Efficiency cores	0	0
Threads	6	8+33%
Base clock	2.8 GHz	3.4 GHz+21%
Boost clock	4 GHz+3%	3.9 GHz
L2 cache	2 MB+50%	1 MB
L3 cache	9 MB+13%	8 MB

Integrated GPU

Integrated GPU comparison: Intel Core i5-8400 versus Intel Core i7-3770
Spec	Intel Core i5-8400	Intel Core i7-3770
iGPU	Intel UHD Graphics 630	Intel HD Graphics 4000
iGPU clock	1,050 MHz	1,150 MHz+10%

Memory

Memory comparison: Intel Core i5-8400 versus Intel Core i7-3770
Spec	Intel Core i5-8400	Intel Core i7-3770
Memory support	DDR4-2666	DDR3-1600
Max memory	64 GB+100%	32 GB
Memory channels	2	2

Platform

Platform comparison: Intel Core i5-8400 versus Intel Core i7-3770
Spec	Intel Core i5-8400	Intel Core i7-3770
PCIe version	3	3
CPU PCIe lanes	16	16

Benchmarks

Benchmarks comparison: Intel Core i5-8400 versus Intel Core i7-3770
Spec	Intel Core i5-8400	Intel Core i7-3770
Geekbench 6 (single)	1,370+25%Top 75%	1,100Top 91%
Geekbench 6 (multi)	4,900+38%Top 78%	3,550Top 88%
Cinebench R23 (single)	1,150+17%Top 75%	980Top 88%
Cinebench R23 (multi)	6,400+56%Top 77%	4,100Top 89%
PassMark	9,200+31%Top 80%	7,000Top 88%

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