Xeon E5-2643 vs i3-10105F

Primary details

Comparing Core i3-10105F and Xeon E5-2643 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1135	1563
Place by popularity	56	not in top-100
Cost-effectiveness evaluation	no data	1.91
Market segment	Desktop processor	Server
Power efficiency	8.24	2.45
Architecture codename	Comet Lake-R (2021)	Sandy Bridge-EP (2012)
Release date	16 March 2021 (3 years ago)	6 March 2012 (12 years ago)
Launch price (MSRP)	$97	$218

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i3-10105F and Xeon E5-2643 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)	4 (Quad-Core)
Threads	8	8
Base clock speed	3.7 GHz	3.3 GHz
Boost clock speed	4.4 GHz	3.5 GHz
Bus rate	8 GT/s	8 GT/s
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	6 MB (shared)	10240 KB (shared)
Chip lithography	14 nm	32 nm
Die size	no data	294 mm2
Maximum core temperature	100 °C	73 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	no data	1,270 million
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Core i3-10105F and Xeon E5-2643 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	FCLGA1200	FCLGA2011
Power consumption (TDP)	65 Watt	130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-10105F and Xeon E5-2643. 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	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	-
Demand Based Switching	no data	+
Turbo Boost Max 3.0	-	no data

Security technologies

Core i3-10105F and Xeon E5-2643 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
Identity Protection	+	-
SGX	Yes with Intel® ME	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i3-10105F and Xeon E5-2643 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-10105F and Xeon E5-2643. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR3
Maximum memory size	128 GB	384 GB
Max memory channels	2	4
Maximum memory bandwidth	41.6 GB/s	51.2 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

no data

Peripherals

Specifications and connection of peripherals supported by Core i3-10105F and Xeon E5-2643.

PCIe version	3.0	3.0
PCI Express lanes	16	40

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	5.66	3.36
Recency	16 March 2021	6 March 2012
Chip lithography	14 nm	32 nm
Power consumption (TDP)	65 Watt	130 Watt

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Should you still have questions on choice between Core i3-10105F and Xeon E5-2643, ask them in Comments section, and we shall answer.

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