Ultra 5 245KF vs Xeon E5-2679 v4

Primary details

Comparing Xeon E5-2679 v4 and Core Ultra 5 245KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	452	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Desktop processor
Series	Intel Xeon E5	no data
Power efficiency	7.19	no data
Architecture codename	Broadwell (2015−2019)	Arrow Lake-S (2024−2025)
Release date	20 June 2016 (8 years ago)	24 October 2024 (recently)
Launch price (MSRP)	no data	$294

Detailed specifications

Xeon E5-2679 v4 and Core Ultra 5 245KF 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	20 (Icosa-Core)	14 (Tetradeca-Core)
Threads	40	14
Base clock speed	2.5 GHz	4.2 GHz
Boost clock speed	3.3 GHz	5.2 GHz
Bus type	QPI	no data
Bus rate	2 × 9.6 GT/s	no data
Multiplier	25	no data
L1 cache	no data	112 KB (per core)
L2 cache	5 MB	3 MB (per core)
L3 cache	50 MB	24 MB (shared)
Chip lithography	14 nm	3 nm
Die size	456.12 mm2	243 mm2
Maximum core temperature	85 °C	no data
Maximum case temperature (TCase)	53 °C	no data
Number of transistors	7200 Million	17,800 million
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Xeon E5-2679 v4 and Core Ultra 5 245KF 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 (Multiprocessor)	1
Socket	FCLGA2011-3	1851
Power consumption (TDP)	200 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2679 v4 and Core Ultra 5 245KF. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	no data
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	+
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	-	no data
Demand Based Switching	+	no data
PAE	46 Bit	no data

Security technologies

Xeon E5-2679 v4 and Core Ultra 5 245KF technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2679 v4 and Core Ultra 5 245KF are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2679 v4 and Core Ultra 5 245KF. Depending on the motherboard, higher memory frequencies may be supported.

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

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2679 v4 and Core Ultra 5 245KF.

PCIe version	3.0	5.0
PCI Express lanes	40	20

Pros & cons summary

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Recency	20 June 2016	24 October 2024
Physical cores	20	14
Threads	40	14
Chip lithography	14 nm	3 nm
Power consumption (TDP)	200 Watt	125 Watt

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