Xeon W-1350 vs i7-8665U

Primary details

Comparing Core i7-8665U and Xeon W-1350 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1428	639
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	94.84
Market segment	Laptop	Server
Series	Intel Core i7	no data
Power efficiency	24.82	14.15
Architecture codename	Whiskey Lake-U (2018−2019)	Rocket Lake-S (2021)
Release date	16 April 2019 (5 years ago)	6 May 2021 (3 years ago)
Launch price (MSRP)	$409	$255

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-8665U and Xeon W-1350 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	4 (Quad-Core)	6 (Hexa-Core)
Threads	8	12
Base clock speed	1.9 GHz	3.3 GHz
Boost clock speed	4.8 GHz	5 GHz
Bus type	OPI	no data
Bus rate	4 GT/s	8 GT/s
Multiplier	19	no data
L1 cache	256 KB	80 KB (per core)
L2 cache	1 MB	512 KB (per core)
L3 cache	8 MB (shared)	12 MB (shared)
Chip lithography	14 nm	14 nm
Die size	no data	276 mm2
Maximum core temperature	100 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on Core i7-8665U and Xeon W-1350 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
Socket	FCBGA1528	FCLGA1200
Power consumption (TDP)	15 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-8665U and Xeon W-1350. 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, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
My WiFi	+	no data
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
SIPP	+	-
Smart Response	+	no data
Turbo Boost Max 3.0	no data	-
Deep Learning Boost	-	+

Security technologies

Core i7-8665U and Xeon W-1350 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	+
MPX	+	-
Identity Protection	+	+
SGX	Yes with Intel® ME	-
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-8665U and Xeon W-1350 are enumerated here.

AMD-V	+	-
VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-8665U and Xeon W-1350. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4-3200
Maximum memory size	64 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	38.397 GB/s	50 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® UHD Graphics for 8th Generation Intel® Processors	Intel UHD Graphics P750
Max video memory	32 GB	64 GB
Quick Sync Video	+	+
Clear Video	+	+
Clear Video HD	+	+
Graphics max frequency	1.15 GHz	1.3 GHz
Execution Units	no data	32
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of Core i7-8665U and Xeon W-1350 integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core i7-8665U and Xeon W-1350 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	+
Max resolution over HDMI 1.4	4096 x 2304@24Hz	4096x2160@60Hz
Max resolution over eDP	4096 x 2304@60Hz	5120 x 3200 @60Hz
Max resolution over DisplayPort	4096 x 2304@60Hz	5120 x 3200 @60Hz

Graphics API support

APIs supported by Core i7-8665U and Xeon W-1350 integrated GPUs, sometimes API versions are included.

DirectX	12	12.1
OpenGL	4.5	4.5

Peripherals

Specifications and connection of peripherals supported by Core i7-8665U and Xeon W-1350.

PCIe version	3.0	4.0
PCI Express lanes	16	20

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	3.95	12.01
Recency	16 April 2019	6 May 2021
Physical cores	4	6
Threads	8	12
Power consumption (TDP)	15 Watt	80 Watt

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Should you still have questions on choice between Core i7-8665U and Xeon W-1350, ask them in Comments section, and we shall answer.

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