Xeon W-2191B vs i5-8400T

Primary details

Comparing Core i5-8400T and Xeon W-2191B processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1319	360
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	4.62	no data
Market segment	Desktop processor	Server
Series	Intel Core i5	Intel Xeon W
Power efficiency	12.68	12.03
Architecture codename	Coffee Lake (2017−2019)	Skylake (server) (2017−2018)
Release date	2 April 2018 (6 years ago)	5 June 2017 (7 years ago)
Launch price (MSRP)	$182	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i5-8400T and Xeon W-2191B 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)	18 (Octadeca-Core)
Threads	6	36
Base clock speed	1.7 GHz	2.3 GHz
Boost clock speed	3.3 GHz	2.3 GHz
Bus type	DMI 3.0	DMI 3.0
Bus rate	4 × 8 GT/s	4 × 8 GT/s
Multiplier	17	23
L1 cache	384 KB	1.125 MB
L2 cache	1.5 MB	18 MB
L3 cache	9 MB (shared)	24.75 MB (shared)
Chip lithography	14 nm	14 nm
Die size	149 mm2	484 mm2
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	72 °C	66 °C
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Core i5-8400T and Xeon W-2191B 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)	1 (Uniprocessor)
Socket	FCLGA1151	2066
Power consumption (TDP)	35 Watt	140 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-8400T and Xeon W-2191B. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, 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	+	-

Security technologies

Core i5-8400T and Xeon W-2191B technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	no data
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 i5-8400T and Xeon W-2191B are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-8400T and Xeon W-2191B. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4-2666
Maximum memory size	128 GB	512 GB
Max memory channels	2	4
Maximum memory bandwidth	42.671 GB/s	85.33 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics 630	no data
Max video memory	64 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.05 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-8400T and Xeon W-2191B integrated GPUs.

Number of displays supported

3

no data

Graphics image quality

Maximum display resolutions supported by Core i5-8400T and Xeon W-2191B integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@24Hz	no data
Max resolution over eDP	4096x2304@60Hz	no data
Max resolution over DisplayPort	4096x2304@60Hz	no data

Graphics API support

APIs supported by Core i5-8400T and Xeon W-2191B integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Core i5-8400T and Xeon W-2191B.

PCIe version	3.0	3.0
PCI Express lanes	16	48

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.

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Pros & cons summary

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Performance score	4.66	17.69
Recency	2 April 2018	5 June 2017
Physical cores	6	18
Threads	6	36
Power consumption (TDP)	35 Watt	140 Watt

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