i5-520E vs Xeon E5-1620 v3

Primary details

Comparing Xeon E5-1620 v3 and Core i5-520E processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1347	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Series	no data	Intel Core i5
Power efficiency	2.97	no data
Architecture codename	Haswell-EP (2014−2015)	Westmere (2010−2011)
Release date	8 September 2014 (10 years ago)	7 January 2010 (14 years ago)
Launch price (MSRP)	no data	$210

Detailed specifications

Xeon E5-1620 v3 and Core i5-520E 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	4 (Quad-Core)	2 (Dual-core)
Threads	8	4
Base clock speed	3.5 GHz	no data
Boost clock speed	3.6 GHz	2.4 GHz
Bus type	no data	DMI 1.0
Bus rate	0 GT/s	1 × 2.5 GT/s
Multiplier	no data	18
L1 cache	64K (per core)	128 KB
L2 cache	256K (per core)	512 KB
L3 cache	10 MB (shared)	3 MB
Chip lithography	22 nm	32 nm
Die size	356 mm2	81 mm2
Maximum core temperature	66 °C	no data
Number of transistors	2,600 million	382 Million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon E5-1620 v3 and Core i5-520E 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	1 (Uniprocessor)
Socket	FCLGA2011	no data
Power consumption (TDP)	140 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-1620 v3 and Core i5-520E. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	no data
AES-NI	+	+
FMA	-	+
AVX	+	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	-	no data
Demand Based Switching	+	no data
PAE	46 Bit	no data

Security technologies

Xeon E5-1620 v3 and Core i5-520E technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
Secure Key	+	no data
Identity Protection	+	-
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-1620 v3 and Core i5-520E are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-1620 v3 and Core i5-520E. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1333, DDR4-1600, DDR4-1866, DDR4-2133	DDR3-1066
Maximum memory size	768 GB	8 GB
Max memory channels	4	2
Maximum memory bandwidth	68 GB/s	17.051 GB/s
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Intel HD Graphics (Ironlake)

Peripherals

Specifications and connection of peripherals supported by Xeon E5-1620 v3 and Core i5-520E.

PCIe version	3.0	2.0
PCI Express lanes	40	16

Pros & cons summary

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Recency	8 September 2014	7 January 2010
Physical cores	4	2
Threads	8	4
Chip lithography	22 nm	32 nm
Power consumption (TDP)	140 Watt	35 Watt

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