EPYC 7401 vs Pentium 2127U

Primary details

Comparing Pentium 2127U and EPYC 7401 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2732	106
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	9.13
Market segment	Laptop	Server
Series	Intel Pentium	AMD EPYC
Power efficiency	3.73	19.37
Architecture codename	Ivy Bridge (2012−2013)	Naples (2017−2018)
Release date	1 July 2013 (11 years ago)	29 June 2017 (7 years ago)
Launch price (MSRP)	$134	$1,850

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium 2127U and EPYC 7401 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)	24 (Tetracosa-Core)
Threads	2	48
Base clock speed	1.9 GHz	2 GHz
Boost clock speed	1.9 GHz	3 GHz
Bus rate	5 GT/s	no data
Multiplier	no data	20
L1 cache	128 KB	96K (per core)
L2 cache	512 KB	512K (per core)
L3 cache	2 MB	64 MB (shared)
Chip lithography	22 nm	14 nm
Die size	no data	192 mm2
Maximum core temperature	105 °C	no data
Number of transistors	no data	4,800 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	-	+

Compatibility

Information on Pentium 2127U and EPYC 7401 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	FCBGA1023	TR4
Power consumption (TDP)	17 Watt	170 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 2127U and EPYC 7401. You'll probably need this information if you require some particular technology.

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

Security technologies

Pentium 2127U and EPYC 7401 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data
Anti-Theft	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium 2127U and EPYC 7401 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium 2127U and EPYC 7401. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4 Eight-channel
Maximum memory size	32 GB	2 TiB
Max memory channels	2	8
Maximum memory bandwidth	25.6 GB/s	170.671 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics for 3rd Generation Intel Processors	no data
Graphics max frequency	1.1 GHz	no data

Graphics interfaces

Available interfaces and connections of Pentium 2127U and EPYC 7401 integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
SDVO	+	no data
CRT	+	no data

Peripherals

Specifications and connection of peripherals supported by Pentium 2127U and EPYC 7401.

PCIe version	2.0	3.0
PCI Express lanes	16	128

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.

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Pros & cons summary

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Performance score	0.67	34.80
Recency	1 July 2013	29 June 2017
Physical cores	2	24
Threads	2	48
Chip lithography	22 nm	14 nm
Power consumption (TDP)	17 Watt	170 Watt

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Should you still have questions on choice between Pentium 2127U and EPYC 7401, ask them in Comments section, and we shall answer.

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