Core i7-12700KF vs Xeon E5-2643 v4

Primary Details

Comparing Xeon E5-2643 v4 and Core i7-12700KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	896	205
Place by popularity	not in top-100	not in top-100
Cost-Effectiveness Evaluation	0.25	58.26
Market segment	Server	Desktop processor
Series	Intel Xeon E5	Intel Core i7
Architecture codename	Broadwell (2015−2019)	Alder Lake, Golden Cove, Gracemont (2021)
Release date	20 June 2016 (7 years ago)	4 November 2021 (2 years ago)
Launch price (MSRP)	$1,552	$384
Current price	$6177 (4x MSRP)	$359 (0.9x MSRP)

Cost-Effectiveness Evaluation

Performance per price, higher is better.

i7-12700KF has 23204% better value for money than Xeon E5-2643 v4.

Detailed Specifications

Xeon E5-2643 v4 and Core i7-12700KF 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	6 (Hexa-Core)	12 (Dodeca-Core)
Threads	12	20
Base clock speed	3.4 GHz	3.6 GHz
Boost clock speed	3.7 GHz	5 GHz
Bus support	2 × 9.6 GT/s	8 × 16 GT/s
L1 cache	no data	80K (per core)
L2 cache	1.5 MB	1.25 MB (per core)
L3 cache	20 MB	25 MB (shared)
Chip lithography	14 nm	Intel 7 nm
Die size	246.24 mm2	215.25 mm220.5 mm × 10.5 mm
Maximum core temperature	75 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	3200 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	Yes

Compatibility

Information on Xeon E5-2643 v4 and Core i7-12700KF 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	2	1
Socket	FCLGA2011	FCLGA1700
Power consumption (TDP)	135 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2643 v4 and Core i7-12700KF. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon E5-2643 v4 and Core i7-12700KF technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2643 v4 and Core i7-12700KF are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2643 v4 and Core i7-12700KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400	DDR5-4800, DDR4-3200
Maximum memory size	1.5 TB	128 GB
Max memory channels	4	2
Maximum memory bandwidth	76.8 GB/s	76.8 GB/s
ECC memory support	+	no data

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2643 v4 and Core i7-12700KF.

PCIe version	3.0	5.0 and 4.0
PCI Express lanes	40	20

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.

Core i7-12700KF outperforms Xeon E5-2643 v4 by 210% based on our aggregated benchmark results.

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Pros & Cons Summary

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Performance score	7.19	22.27
Recency	20 June 2016	4 November 2021
Physical cores	6	12
Threads	12	20
Cost	$1552	$384
Power consumption (TDP)	135 Watt	125 Watt

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Should you still have questions on choice between Xeon E5-2643 v4 and Core i7-12700KF, ask them in Comments section, and we shall answer.

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