Core i5-520M vs Xeon W-2145

Primary details

Comparing Xeon W-2145 and Core i5-520M processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	617	2295
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	21.82	no data
Market segment	Server	Laptop
Series	Intel Xeon W	Intel Core i5
Architecture codename	Skylake (server) (2017−2019)	Arrandale (2010−2011)
Release date	29 August 2017 (6 years ago)	7 January 2010 (14 years ago)
Launch price (MSRP)	$1,113	$225
Current price	$317 (0.3x MSRP)	$108 (0.5x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon W-2145 and Core i5-520M 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	8 (Octa-Core)	2 (Dual-core)
Threads	16	4
Base clock speed	3.7 GHz	2.4 GHz
Boost clock speed	4.5 GHz	2.93 GHz
Bus support	4 × 8 GT/s	1 × 2.5 GT/s
L1 cache	512 KB	128 KB
L2 cache	8 MB	512 KB
L3 cache	11 MB (shared)	3 MB
Chip lithography	14 nm	32 nm
Die size	484 mm2	81+114 mm2
Maximum core temperature	70 °C	105 °C
Maximum case temperature (TCase)	70 °C	no data
Number of transistors	no data	382+177 Million
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	No	No

Compatibility

Information on Xeon W-2145 and Core i5-520M 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
Socket	Socket R4	BGA1288,PGA988
Power consumption (TDP)	140 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2145 and Core i5-520M. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	Intel® SSE4.1, Intel® SSE4.2
AES-NI	+	+
FMA	no data	+
AVX	+	no data
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Turbo Boost Technology	2.0	+
Hyper-Threading Technology	+	+
TSX	+	no data
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	-	+
Demand Based Switching	+	no data
PAE	46 Bit	36 Bit
Turbo Boost Max 3.0	-	no data
FDI	no data	+
Fast Memory Access	no data	+
Status	Discontinued	Discontinued

Security technologies

Xeon W-2145 and Core i5-520M technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-2145 and Core i5-520M are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-2145 and Core i5-520M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR3-800, DDR3-1066
Maximum memory size	512 GB	8.3 GB
Max memory channels	4	2
Maximum memory bandwidth	85.3 GB/s	17.1 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel® HD Graphics for Previous Generation Intel® Processors
Clear Video	no data	+
Clear Video HD	no data	+
Graphics max frequency	no data	766 MHz

Graphics interfaces

Available interfaces and connections of Xeon W-2145 and Core i5-520M integrated GPUs.

Number of displays supported

no data

2

Peripherals

Specifications and connection of peripherals supported by Xeon W-2145 and Core i5-520M.

PCIe version	3.0	2.0
PCI Express lanes	48	16

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.

Xeon W-2145 outperforms Core i5-520M by 959% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	11.75	1.11
Recency	29 August 2017	7 January 2010
Physical cores	8	2
Threads	16	4
Cost	$1113	$225
Chip lithography	14 nm	32 nm
Power consumption (TDP)	140 Watt	35 Watt

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Should you still have questions on choice between Xeon W-2145 and Core i5-520M, ask them in Comments section, and we shall answer.

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