EPYC 7642 vs Core i3-2120

Primary details

Comparing Core i3-2120 and EPYC 7642 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2204	78
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.14	34.45
Market segment	Desktop processor	Server
Series	no data	AMD EPYC
Architecture codename	Sandy Bridge (2011−2013)	Zen 2 (2019−2020)
Release date	20 February 2011 (13 years ago)	7 August 2019 (4 years ago)
Launch price (MSRP)	$95	$4,775
Current price	$70 (0.7x MSRP)	$949 (0.2x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

EPYC 7642 has 24507% better value for money than i3-2120.

Detailed specifications

Core i3-2120 and EPYC 7642 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	2 (Dual-core)	48 (Octatetraconta-Core)
Threads	4	96
Base clock speed	3.3 GHz	2.4 GHz
Boost clock speed	3.3 GHz	3.4 GHz
L1 cache	64 KB (per core)	96K (per core)
L2 cache	256 KB (per core)	512K (per core)
L3 cache	3 MB (shared)	256 MB (shared)
Chip lithography	32 nm	7 nm, 14 nm
Die size	131 mm2	192 mm2
Maximum core temperature	69 °C	no data
Number of transistors	504 million	4,800 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	Yes

Compatibility

Information on Core i3-2120 and EPYC 7642 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	2 (Multiprocessor)
Socket	FCLGA1155	TR4
Power consumption (TDP)	65 Watt	225 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-2120 and EPYC 7642. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX	no data
AES-NI	-	+
AVX	no data	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	no data
Flex Memory Access	+	no data
FDI	+	no data
Fast Memory Access	+	no data
Status	Discontinued	no data

Security technologies

Core i3-2120 and EPYC 7642 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Identity Protection	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i3-2120 and EPYC 7642 are enumerated here.

AMD-V	no data	+
VT-d	-	no data
VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-2120 and EPYC 7642. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4 Eight-channel
Maximum memory size	32 GB	4 TiB
Max memory channels	2	8
Maximum memory bandwidth	21 GB/s	204.763 GB/s
ECC memory support	no data	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 2000	no data
Quick Sync Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.1 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i3-2120 and EPYC 7642 integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Core i3-2120 and EPYC 7642.

PCIe version	2.0	no data
PCI Express lanes	16	no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

EPYC 7642 outperforms Core i3-2120 by 2889% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	1.26	37.66
Recency	20 February 2011	7 August 2019
Physical cores	2	48
Threads	4	96
Cost	$95	$4775
Chip lithography	32 nm	7 nm
Power consumption (TDP)	65 Watt	225 Watt

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Should you still have questions on choice between Core i3-2120 and EPYC 7642, ask them in Comments section, and we shall answer.

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