Xeon E7-8837 vs i5-9400F

Primary details

Comparing Core i5-9400F and Xeon E7-8837 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1096	not rated
Place by popularity	25	not in top-100
Cost-effectiveness evaluation	9.17	no data
Market segment	Desktop processor	Server
Series	Intel Core i5	Intel Xeon E7
Power efficiency	8.68	no data
Architecture codename	Coffee Lake-R (2018−2019)	Westmere (2010−2011)
Release date	8 January 2019 (5 years ago)	5 April 2011 (13 years ago)
Launch price (MSRP)	$182	$2,280

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i5-9400F and Xeon E7-8837 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)	8 (Octa-Core)
Threads	6	8
Base clock speed	2.9 GHz	2.66 GHz
Boost clock speed	4.1 GHz	2.8 GHz
Bus type	DMI 3.0	QPI
Bus rate	4 × 8 GT/s	6.4 GT/s
Multiplier	29	20
L1 cache	64K (per core)	512 KB
L2 cache	256K (per core)	2 MB
L3 cache	9 MB (shared)	24 MB
Chip lithography	14 nm	32 nm
Die size	149 mm2	513 mm2
Maximum core temperature	100 °C	69 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	no data	2600 Million
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Core i5-9400F and Xeon E7-8837 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 (Uniprocessor)	8 (Multiprocessor)
Socket	FCLGA1151	LGA1567
Power consumption (TDP)	65 Watt	130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-9400F and Xeon E7-8837. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2
AES-NI	+	+
AVX	+	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	1.0
Hyper-Threading Technology	-	-
Idle States	+	no data
Thermal Monitoring	+	+

Security technologies

Core i5-9400F and Xeon E7-8837 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-9400F and Xeon E7-8837 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-9400F and Xeon E7-8837. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR3-800, DDR3-978, DDR3-1066, DDR3-1333, Speed-1066
Maximum memory size	128 GB	4 TB
Max memory channels	2	4
Maximum memory bandwidth	42.671 GB/s	34.113 GB/s
ECC memory support	-	+

Peripherals

Specifications and connection of peripherals supported by Core i5-9400F and Xeon E7-8837.

PCIe version	3.0	no data
PCI Express lanes	16	no data

Pros & cons summary

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Recency	8 January 2019	5 April 2011
Physical cores	6	8
Threads	6	8
Chip lithography	14 nm	32 nm
Power consumption (TDP)	65 Watt	130 Watt

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