EPYC 7763 vs i5-520E

Primary details

Comparing Core i5-520E and EPYC 7763 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	24
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	3.13
Market segment	Laptop	Server
Series	Intel Core i5	AMD EPYC
Power efficiency	no data	17.99
Architecture codename	Westmere (2010−2011)	Milan (2021−2023)
Release date	7 January 2010 (14 years ago)	12 January 2021 (3 years ago)
Launch price (MSRP)	$210	$7,890

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i5-520E and EPYC 7763 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	2.45 GHz
Boost clock speed	2.4 GHz	3.5 GHz
Bus type	DMI 1.0	no data
Bus rate	1 × 2.5 GT/s	no data
Multiplier	18	24.5
L1 cache	128 KB	4 MB
L2 cache	512 KB	32 MB
L3 cache	3 MB	256 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	-	+

Compatibility

Information on Core i5-520E and EPYC 7763 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 7763. You'll probably need this information if you require some particular technology.

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

Security technologies

Core i5-520E and EPYC 7763 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 7763 are enumerated here.

AMD-V	-	+
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 7763. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1066	DDR4-3200
Maximum memory size	8 GB	4 TiB
Max memory channels	2	no data
Maximum memory bandwidth	17.051 GB/s	204.795 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel HD Graphics

N/A

Peripherals

Specifications and connection of peripherals supported by Core i5-520E and EPYC 7763.

PCIe version	2.0	4.0
PCI Express lanes	16	128

Pros & cons summary

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Recency	7 January 2010	12 January 2021
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 7763, ask them in Comments section, and we shall answer.

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