How do the scores compare?

Intel Core i3-2120 scores 20/100 overall; Intel Core i5-11400 scores 37.2/100. Intel Core i3-2120 wins 1 individual spec rows, Intel Core i5-11400 wins 15.

What are the main differences between the Intel Core i3-2120 and the Intel Core i5-11400?

Intel Core i3-2120 advantages: 27% higher Base clock: 3.3 GHz vs 2.6 GHz; Lower launch price: $138 vs $182. Intel Core i5-11400 advantages: Stronger Single-core score: 39 vs 20; Stronger Multi-core score: 37 vs 20; Stronger gaming score: 37 vs 20; 608% higher PassMark: 17,000 vs 2,400; 500% higher L2 cache: 3 MB vs 1 MB.

Which is cheaper: Intel Core i3-2120 or Intel Core i5-11400?

Intel Core i3-2120 launched cheaper at $138, versus $182 for the Intel Core i5-11400.

Intel Core i3-2120 vs Intel Core i5-11400

Intel

Intel Core i3-2120

$138

WINNER

Intel

Intel Core i5-11400

$182

20Single-core38.6

20Multi-core36.5

20Gaming36.7

1 spec wins — Intel Core i3-212015 spec wins — Intel Core i5-11400

InnoReviews verdict

Intel Core i5-11400 wins this desktop processor face-off, 37.2 to 20, pulling ahead mainly in Single-core (+19) and gaming (+17). Intel Core i3-2120 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 i3-2120

27% higher Base clock: 3.3 GHz vs 2.6 GHz
Lower launch price: $138 vs $182

Reasons to pick the Intel Core i5-11400

Stronger Single-core score: 39 vs 20
Stronger Multi-core score: 37 vs 20
Stronger gaming score: 37 vs 20
608% higher PassMark: 17,000 vs 2,400
500% higher L2 cache: 3 MB vs 1 MB

General

General comparison: Intel Core i3-2120 versus Intel Core i5-11400
Spec	Intel Core i3-2120	Intel Core i5-11400
Announced	2011	2021
Socket	LGA1155	LGA1200
Process	32 nm	14 nm+56%
Base TDP	65 W	65 W
Max turbo power	—	154 W
Unlocked multiplier	No	No
Cooler included	Yes	Yes

Cores & Clocks

Cores & Clocks comparison: Intel Core i3-2120 versus Intel Core i5-11400
Spec	Intel Core i3-2120	Intel Core i5-11400
Cores	2	6+200%
Performance cores	2	6+200%
Efficiency cores	0	0
Threads	4	12+200%
Base clock	3.3 GHz+27%	2.6 GHz
Boost clock	3.3 GHz	4.4 GHz+33%
L2 cache	1 MB	3 MB+500%
L3 cache	3 MB	12 MB+300%

Integrated GPU

Integrated GPU comparison: Intel Core i3-2120 versus Intel Core i5-11400
Spec	Intel Core i3-2120	Intel Core i5-11400
iGPU	Intel HD Graphics 2000	Intel UHD Graphics 730
iGPU clock	1,100 MHz	1,300 MHz+18%

Memory

Memory comparison: Intel Core i3-2120 versus Intel Core i5-11400
Spec	Intel Core i3-2120	Intel Core i5-11400
Memory support	DDR3-1333	DDR4-3200
Max memory	32 GB	128 GB+300%
Memory channels	2	2

Platform

Platform comparison: Intel Core i3-2120 versus Intel Core i5-11400
Spec	Intel Core i3-2120	Intel Core i5-11400
PCIe version	2	4+100%
CPU PCIe lanes	16	20+25%

Benchmarks

Benchmarks comparison: Intel Core i3-2120 versus Intel Core i5-11400
Spec	Intel Core i3-2120	Intel Core i5-11400
Geekbench 6 (single)	780Top 100%	1,560+100%Top 58%
Geekbench 6 (multi)	1,600Top 100%	6,300+294%Top 66%
Cinebench R23 (single)	—	1,330Top 54%
Cinebench R23 (multi)	—	10,200Top 55%
PassMark	2,400Top 100%	17,000+608%Top 58%

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