Processor comparison

Intel Core i3-7120 vs AMD A8-3870K

Intel

Intel Core i3-7120

Intel Socket 1151 4000 MHz 2 cores Jul 2017 DESKTOP

AMD

AMD A8-3870K

AMD Socket FM1 3000 MHz 4 cores Dec 2011 DESKTOP

Summary

Reasons to consider the Intel Core i3-7120

49 watts lower power draw.
This is a newer product, it might have better application compatibility/performance (check features chart below).
Higher theoretical gaming performance, based on raw specifications plus core architecture.

Reasons to consider the AMD A8-3870K

None

Gaming

HWSpot recommends the Intel Core i3-7120

Based on game and synthetic benchmarks, and theoretical specifications.

Productivity

No clear winner declared

Specifications

Features

	Intel Core i3-7120	AMD A8-3870K
MMX
SSE
SSE2
SSE3
SSSE3
SSE4.1
SSE4.2
AVX
AVX2
EIST
Intel 64
XD bit
VT-x
HTT
AES-NI
TSX
CLMUL
FMA3
3DNow!
SSE4A
AMD64
CnQ
NX bit
AMD-V

Architecture

	Intel Core i3-7120	AMD A8-3870K
Architecture	Intel_Kabylake	AMD LLano
Market	Desktop	Desktop
Memory Support	DDR4	DDR3
Codename	Kaby Lake	Llano
Release Date	Jul 2017	Dec 2011

Cores

	Intel Core i3-7120	AMD A8-3870K
Cores	2	4
Threads	4	4
SMPs	1	1
Integrated Graphics	Intel HD 630	Radeon HD 6550D

Cache

	Intel Core i3-7120	AMD A8-3870K
L1 Cache	64 KB (per core)	128 KB (per core)
L2 Cache	256 KB (per core)	1024 KB (per core)
L3 Cache	3072 KB (shared)	0 KB

Physical

	Intel Core i3-7120	AMD A8-3870K
Socket	Intel Socket 1151	AMD Socket FM1
Max Case Temp	65°C	unknown
Package	FC-LGA1151	uPGA
Die Size	unknown	228mm²
Process	14 nm	32 nm

Performance

	Intel Core i3-7120	AMD A8-3870K
Cpu Frequency	4000 MHz	3000 MHz
Turbo Clock	none	none
Base Clock	100 MHz	100 MHz
Voltage	unknown	1.4125 V
TDP	51 W	100 W

Raw performance index

Raw single-thread performance estimation

Intel Core i3-71204800 points
AMD A8-3870K3000 points

Points - higher is better

Raw multi-thread performance estimation

Intel Core i3-712011520 points
AMD A8-3870K12000 points