EPYC 7773X vs Core i5-520E

Primary details

Comparing Core i5-520E and EPYC 7773X processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	16
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	17.20
Market segment	Laptop	Server
Series	Intel Core i5	no data
Architecture codename	Westmere (2010−2011)	Milan-X (2022)
Release date	7 January 2010 (14 years ago)	22 March 2022 (2 years ago)
Launch price (MSRP)	$210	no data
Current price	$2235 (10.6x MSRP)	$1950

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i5-520E and EPYC 7773X 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)	64 (Tetrahexaconta-Core)
Threads	4	128
Base clock speed	no data	2.2 GHz
Boost clock speed	2.4 GHz	3.5 GHz
Bus support	1 × 2.5 GT/s	no data
L1 cache	128 KB	64K (per core)
L2 cache	512 KB	512K (per core)
L3 cache	3 MB	768 MB (shared)
Chip lithography	32 nm	7 nm
Die size	81 mm2	8x 81 mm2
Number of transistors	382 Million	33,200 million
64 bit support	+	-
Windows 11 compatibility	-	no data
Unlocked multiplier	No	No

Compatibility

Information on Core i5-520E and EPYC 7773X 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 (Uniprocessor)	2
Socket	no data	SP3
Power consumption (TDP)	35 Watt	280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-520E and EPYC 7773X. You'll probably need this information if you require some particular technology.

AES-NI	+	+
FMA	+	no data
AVX	no data	+
Enhanced SpeedStep (EIST)	+	no data

Security technologies

Core i5-520E and EPYC 7773X technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-520E and EPYC 7773X are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-520E and EPYC 7773X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1066	DDR4-3200
Maximum memory size	8 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	17.051 GB/s	no data
ECC memory support	+	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel HD Graphics

no data

Peripherals

Specifications and connection of peripherals supported by Core i5-520E and EPYC 7773X.

PCIe version	2.0	4.0
PCI Express lanes	16	128

Pros & cons summary

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Recency	7 January 2010	22 March 2022
Physical cores	2	64
Threads	4	128
Chip lithography	32 nm	7 nm
Power consumption (TDP)	35 Watt	280 Watt

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Should you still have questions on choice between Core i5-520E and EPYC 7773X, ask them in Comments section, and we shall answer.

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