How do the scores compare?

Intel Core i5-10400 scores 32.6/100 overall; Intel Core i7-8700 scores 35/100. Intel Core i5-10400 wins 2 individual spec rows, Intel Core i7-8700 wins 7.

What are the main differences between the Intel Core i5-10400 and the Intel Core i7-8700?

Intel Core i5-10400 advantages: 100% higher Max memory: 128 GB vs 64 GB; Lower launch price: $182 vs $303. Intel Core i7-8700 advantages: Stronger single-core score: 35 vs 30; 12% higher Cinebench R23 (single): 1,230 vs 1,100; 10% higher Base clock: 3.2 GHz vs 2.9 GHz; 10% higher Geekbench 6 (multi): 6,400 vs 5,800.

Which is cheaper: Intel Core i5-10400 or Intel Core i7-8700?

Intel Core i5-10400 launched cheaper at $182, versus $303 for the Intel Core i7-8700.

Intel Core i5-10400 vs Intel Core i7-8700

Intel

Intel Core i5-10400

$182

WINNER

Intel

Intel Core i7-8700

$303

30.4Single-core35.3

32.2Multi-core33.3

36Gamingspec-based37.9

2 spec wins — Intel Core i5-104007 spec wins — Intel Core i7-8700

InnoReviews verdict

Intel Core i7-8700 wins this desktop processor face-off, 35 to 32.6, pulling ahead mainly in single-core (+5) and multi-core (+1). Intel Core i5-10400 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 i5-10400

100% higher Max memory: 128 GB vs 64 GB
Lower launch price: $182 vs $303

Reasons to pick the Intel Core i7-8700

Stronger single-core score: 35 vs 30
12% higher Cinebench R23 (single): 1,230 vs 1,100
10% higher Base clock: 3.2 GHz vs 2.9 GHz
10% higher Geekbench 6 (multi): 6,400 vs 5,800

General

General comparison: Intel Core i5-10400 versus Intel Core i7-8700
Spec	Intel Core i5-10400	Intel Core i7-8700
Announced	2020	2017
Socket	LGA1200	LGA1151-v2
Process	14 nm	14 nm
Base TDP	65 W	65 W
Max turbo power	134 W	—
Unlocked multiplier	No	No
Cooler included	Yes	Yes

Cores & Clocks

Cores & Clocks comparison: Intel Core i5-10400 versus Intel Core i7-8700
Spec	Intel Core i5-10400	Intel Core i7-8700
Cores	6	6
Performance cores	6	6
Efficiency cores	0	0
Threads	12	12
Base clock	2.9 GHz	3.2 GHz+10%
Boost clock	4.3 GHz	4.6 GHz+7%
L2 cache	2 MB	2 MB
L3 cache	12 MB	12 MB

Integrated GPU

Integrated GPU comparison: Intel Core i5-10400 versus Intel Core i7-8700
Spec	Intel Core i5-10400	Intel Core i7-8700
iGPU	Intel UHD Graphics 630	Intel UHD Graphics 630
iGPU clock	1,100 MHz	1,200 MHz

Memory

Memory comparison: Intel Core i5-10400 versus Intel Core i7-8700
Spec	Intel Core i5-10400	Intel Core i7-8700
Memory support	DDR4-2666	DDR4-2666
Max memory	128 GB+100%	64 GB
Memory channels	2	2

Platform

Platform comparison: Intel Core i5-10400 versus Intel Core i7-8700
Spec	Intel Core i5-10400	Intel Core i7-8700
PCIe version	3	3
CPU PCIe lanes	16	16

Benchmarks

Benchmarks comparison: Intel Core i5-10400 versus Intel Core i7-8700
Spec	Intel Core i5-10400	Intel Core i7-8700
Geekbench 6 (single)	1,390Bottom 23%	1,500+8%Bottom 29%
Geekbench 6 (multi)	5,800Bottom 27%	6,400+10%Bottom 30%
Cinebench R23 (single)	1,100Bottom 16%	1,230+12%Bottom 26%
Cinebench R23 (multi)	8,000Bottom 25%	8,400+5%Bottom 28%
PassMark	12,600Bottom 19%	13,000+3%Bottom 21%

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