Core i9-14900KF vs Xeon E5-4640 v2

Primary details

Comparing Xeon E5-4640 v2 and Core i9-14900KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	69
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	84.45
Market segment	Server	Desktop processor
Release date	1 January 2014 (10 years ago)	1 October 2023 (less than a year ago)
Current price	$6067	$514

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5-4640 v2 and Core i9-14900KF 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	10 (Deca-Core)	24 (Tetracosa-Core)
Threads	20	32
Base clock speed	2.2 GHz	no data
Boost clock speed	2.7 GHz	5.8 GHz
L3 cache	20 MB Intel® Smart Cache	36 MB Intel® Smart Cache
Chip lithography	22 nm	Intel 7 nm
Maximum core temperature	75 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No

Compatibility

Information on Xeon E5-4640 v2 and Core i9-14900KF 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	4	1
Socket	FCLGA2011	FCLGA1700
Power consumption (TDP)	95 Watt	no data

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-4640 v2 and Core i9-14900KF. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon E5-4640 v2 and Core i9-14900KF technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	+
Secure Key	+	+
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-4640 v2 and Core i9-14900KF are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-4640 v2 and Core i9-14900KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-800, DDR3-1066, DDR3-1333, DDR3-1600, DDR3-1866	DDR5-5600, DDR4-3200
Maximum memory size	768 GB	192 GB
Max memory channels	4	2
Maximum memory bandwidth	59.7 GB/s	89.6 GB/s
ECC memory support	+	no data

Peripherals

Specifications and connection of peripherals supported by Xeon E5-4640 v2 and Core i9-14900KF.

PCIe version	3.0	5.0 and 4.0
PCI Express lanes	40	20

Pros & cons summary

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Recency	1 January 2014	1 October 2023
Physical cores	10	24
Threads	20	32

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Should you still have questions on choice between Xeon E5-4640 v2 and Core i9-14900KF, ask them in Comments section, and we shall answer.

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