Xeon Silver 4208 vs E-2186G

Primary details

Comparing Xeon E-2186G and Xeon Silver 4208 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	866	991
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	15.01	18.49
Market segment	Server	Server
Series	Intel Xeon E	Intel Xeon Silver
Power efficiency	8.67	7.88
Architecture codename	Coffee Lake-S (2017−2018)	Cascade Lake (2019−2020)
Release date	31 May 2018 (6 years ago)	2 April 2019 (5 years ago)
Launch price (MSRP)	$506	$417

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon Silver 4208 has 23% better value for money than Xeon E-2186G.

Detailed specifications

Xeon E-2186G and Xeon Silver 4208 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	12	16
Base clock speed	3.8 GHz	2.1 GHz
Boost clock speed	4.7 GHz	3.2 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	38	21
L1 cache	64 KB (per core)	512 KB
L2 cache	256 KB (per core)	8 MB
L3 cache	12 MB (shared)	11 MB
Chip lithography	14 nm	14 nm
Die size	154 mm2	no data
Maximum core temperature	100 °C	78 °C
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on Xeon E-2186G and Xeon Silver 4208 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)	2 (Multiprocessor)
Socket	FCLGA1151	FCLGA3647
Power consumption (TDP)	95 Watt	85 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E-2186G and Xeon Silver 4208. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	+	no data
Thermal Monitoring	+	-
Turbo Boost Max 3.0	no data	-
Deep Learning Boost	-	+

Security technologies

Xeon E-2186G and Xeon Silver 4208 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
MPX	+	-
SGX	Yes with both Intel® SPS and Intel® ME	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E-2186G and Xeon Silver 4208 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E-2186G and Xeon Silver 4208. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4-2400
Maximum memory size	128 GB	1 TB
Max memory channels	2	6
Maximum memory bandwidth	42.671 GB/s	115.212 GB/s
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics P630	no data
Max video memory	128 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.2 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Xeon E-2186G and Xeon Silver 4208 integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
DVI	+	no data

Graphics image quality

Maximum display resolutions supported by Xeon E-2186G and Xeon Silver 4208 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2160@24Hz	no data
Max resolution over eDP	4096x2304@60Hz	no data
Max resolution over DisplayPort	4096x2304@60Hz	no data
Max resolution over VGA	N/A	no data

Graphics API support

APIs supported by Xeon E-2186G and Xeon Silver 4208 integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Xeon E-2186G and Xeon Silver 4208.

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. 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.

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Pros & cons summary

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Performance score	8.70	7.08
Recency	31 May 2018	2 April 2019
Physical cores	6	8
Threads	12	16
Power consumption (TDP)	95 Watt	85 Watt

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Should you still have questions on choice between Xeon E-2186G and Xeon Silver 4208, ask them in Comments section, and we shall answer.

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