i5-2520M vs Xeon E3-1270 v6

Primary details

Comparing Xeon E3-1270 v6 and Core i5-2520M processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1109	2168
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	10.13	no data
Market segment	Server	Laptop
Series	Intel Xeon E3	Intel Core i5
Architecture codename	Kaby Lake (2016−2019)	Sandy Bridge (2011−2013)
Release date	28 March 2017 (7 years ago)	20 February 2011 (13 years ago)
Launch price (MSRP)	$328	$225

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E3-1270 v6 and Core i5-2520M 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	3.8 GHz	2.5 GHz
Boost clock speed	4.2 GHz	3.2 GHz
Bus type	DMI 3.0	DMI 2.0
Bus rate	8 GT/s	4 × 5 GT/s
Multiplier	38	25
L1 cache	256 KB	128 KB
L2 cache	1 MB	512 KB
L3 cache	8 MB	3 MB
Chip lithography	14 nm	32 nm
Die size	no data	149 mm2
Maximum core temperature	no data	100 °C
Number of transistors	no data	624 Million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon E3-1270 v6 and Core i5-2520M 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)	1 (Uniprocessor)
Socket	FCLGA1151	PPGA988
Power consumption (TDP)	72 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1270 v6 and Core i5-2520M. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon E3-1270 v6 and Core i5-2520M technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
MPX	+	-
Identity Protection	-	+
SGX	Yes with both Intel® SPS and Intel® ME	no data
OS Guard	+	no data
Anti-Theft	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1270 v6 and Core i5-2520M are enumerated here.

AMD-V	-	+
VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E3-1270 v6 and Core i5-2520M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400, DDR3L-1866	DDR3
Maximum memory size	64 GB	16 GB
Max memory channels	2	2
Maximum memory bandwidth	38.397 GB/s	21.335 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel HD Graphics 3000
Quick Sync Video	-	+
Clear Video HD	-	+
Graphics max frequency	no data	1.3 GHz
InTru 3D	-	+

Graphics interfaces

Available interfaces and connections of Xeon E3-1270 v6 and Core i5-2520M integrated GPUs.

Number of displays supported	no data	2
eDP	no data	+
DisplayPort	-	+
HDMI	-	+
SDVO	no data	+
CRT	no data	+

Graphics image quality

Maximum display resolutions supported by Xeon E3-1270 v6 and Core i5-2520M integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	N/A	no data
Max resolution over eDP	N/A	no data
Max resolution over DisplayPort	N/A	no data
Max resolution over VGA	N/A	no data

Graphics API support

APIs supported by Xeon E3-1270 v6 and Core i5-2520M integrated GPUs, sometimes API versions are included.

DirectX	N/A	no data
OpenGL	N/A	no data

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1270 v6 and Core i5-2520M.

PCIe version	3.0	2.0
PCI Express lanes	16	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.

Pros & cons summary

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Performance score	5.77	1.45
Recency	28 March 2017	20 February 2011
Physical cores	4	2
Threads	8	4
Chip lithography	14 nm	32 nm
Power consumption (TDP)	72 Watt	35 Watt

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Should you still have questions on choice between Xeon E3-1270 v6 and Core i5-2520M, ask them in Comments section, and we shall answer.

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