Xeon E5-2403 vs i5-3427U

Primary details

Comparing Core i5-3427U and Xeon E5-2403 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2195	2145
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	0.28
Market segment	Laptop	Server
Series	Intel Core i5	no data
Power efficiency	7.85	1.76
Architecture codename	Ivy Bridge (2012−2013)	Sandy Bridge-EN (2012)
Release date	1 June 2012 (12 years ago)	14 May 2012 (12 years ago)
Launch price (MSRP)	$225	$230

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i5-3427U and Xeon E5-2403 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)	4 (Quad-Core)
Threads	4	4
Base clock speed	1.8 GHz	1.8 GHz
Boost clock speed	2.8 GHz	1.8 GHz
Bus rate	5 GT/s	6.4 GT/s
L1 cache	64K (per core)	64 KB (per core)
L2 cache	256K (per core)	256 KB (per core)
L3 cache	3 MB (shared)	10240 KB (shared)
Chip lithography	22 nm	32 nm
Die size	118 mm2	294 mm2
Maximum core temperature	105 °C	no data
Number of transistors	no data	1,270 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core i5-3427U and Xeon E5-2403 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	2
Socket	FCBGA1023	FCLGA1356
Power consumption (TDP)	17 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-3427U and Xeon E5-2403. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	Intel® AVX
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
My WiFi	+	no data
Turbo Boost Technology	+	-
Hyper-Threading Technology	+	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	-
Demand Based Switching	-	+
FDI	+	no data
Fast Memory Access	+	no data

Security technologies

Core i5-3427U and Xeon E5-2403 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
Identity Protection	+	-
Anti-Theft	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-3427U and Xeon E5-2403 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-3427U and Xeon E5-2403. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3/L/-RS 1333/1600	DDR3
Maximum memory size	32 GB	384 GB
Max memory channels	2	3
Maximum memory bandwidth	25.6 GB/s	25 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 4000	no data
Quick Sync Video	+	-
Clear Video HD	+	no data
Graphics max frequency	1.15 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-3427U and Xeon E5-2403 integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
SDVO	+	no data
CRT	+	no data

Peripherals

Specifications and connection of peripherals supported by Core i5-3427U and Xeon E5-2403.

PCIe version	2.0	3.0
PCI Express lanes	16	24

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.

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Pros & cons summary

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Performance score	1.41	1.49
Physical cores	2	4
Chip lithography	22 nm	32 nm
Power consumption (TDP)	17 Watt	80 Watt

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Should you still have questions on choice between Core i5-3427U and Xeon E5-2403, ask them in Comments section, and we shall answer.

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