i7-8665U vs Xeon W-2155

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Aggregate performance score

Xeon W-2155
2017
10 cores / 20 threads, 140 Watt
13.28
+238%
Core i7-8665U
2018
4 cores / 8 threads, 15 Watt
3.93

Xeon W-2155 outperforms Core i7-8665U by a whopping 238% based on our aggregate benchmark results.

Primary details

Comparing Xeon W-2155 and Core i7-8665U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking5671446
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation7.28no data
Market segmentServerLaptop
SeriesIntel Xeon WIntel Core i7
Power efficiency8.9824.79
Architecture codenameSkylake (server) (2017−2018)Whiskey Lake-U (2018−2019)
Release date29 August 2017 (7 years ago)1 October 2018 (6 years ago)
Launch price (MSRP)$1,440$409

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Xeon W-2155 and Core i7-8665U 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 cores10 (Deca-Core)4 (Quad-Core)
Threads208
Base clock speed3.3 GHz1.9 GHz
Boost clock speed4.5 GHz4.8 GHz
Bus typeDMI 3.0OPI
Bus rate4 × 8 GT/s4 GT/s
Multiplier3319
L1 cache64K (per core)64 KB (per core)
L2 cache1 MB (per core)256 KB (per core)
L3 cache13.75 MB (shared)8 MB (shared)
Chip lithography14 nm14 nm
Die size484 mm2no data
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)68 °Cno data
64 bit support++
Windows 11 compatibility++

Compatibility

Information on Xeon W-2155 and Core i7-8665U 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 configuration1 (Uniprocessor)1 (Uniprocessor)
SocketFCLGA2066FCBGA1528
Power consumption (TDP)140 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2155 and Core i7-8665U. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shift++
My WiFino data+
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX++
Idle States++
Thermal Monitoring++
Flex Memory Access-+
SIPP-+
Smart Responseno data+
Demand Based Switching+no data
PAE46 Bitno data
Turbo Boost Max 3.0-no data

Security technologies

Xeon W-2155 and Core i7-8665U 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 Xeon W-2155 and Core i7-8665U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-2155 and Core i7-8665U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666DDR4
Maximum memory size512 GB64 GB
Max memory channels42
Maximum memory bandwidth85.33 GB/s38.397 GB/s
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel UHD Graphics for 8th Generation Intel Processors
Max video memoryno data32 GB
Quick Sync Video-+
Clear Videono data+
Clear Video HDno data+
Graphics max frequencyno data1.15 GHz

Graphics interfaces

Available interfaces and connections of Xeon W-2155 and Core i7-8665U integrated GPUs.

Number of displays supportedno data3
eDPno data+
DisplayPort-+
HDMI-+
DVIno data+

Graphics image quality

Maximum display resolutions supported by Xeon W-2155 and Core i7-8665U integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096 x 2304@24Hz
Max resolution over eDPno data4096 x 2304@60Hz
Max resolution over DisplayPortno data4096 x 2304@60Hz

Graphics API support

APIs supported by Xeon W-2155 and Core i7-8665U integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Xeon W-2155 and Core i7-8665U.

PCIe version3.03.0
PCI Express lanes4816

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


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.

Xeon W-2155 13.28
+238%
i7-8665U 3.93

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Xeon W-2155 21088
+238%
i7-8665U 6245

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Xeon W-2155 1356
+77.3%
i7-8665U 765

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Xeon W-2155 8711
+259%
i7-8665U 2425

Gaming performance

Pros & cons summary


Performance score 13.28 3.93
Recency 29 August 2017 1 October 2018
Physical cores 10 4
Threads 20 8
Power consumption (TDP) 140 Watt 15 Watt

Xeon W-2155 has a 237.9% higher aggregate performance score, and 150% more physical cores and 150% more threads.

i7-8665U, on the other hand, has an age advantage of 1 year, and 833.3% lower power consumption.

The Xeon W-2155 is our recommended choice as it beats the Core i7-8665U in performance tests.

Be aware that Xeon W-2155 is a server/workstation processor while Core i7-8665U is a notebook one.


Should you still have questions on choice between Xeon W-2155 and Core i7-8665U, ask them in Comments section, and we shall answer.

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Intel Xeon W-2155
Xeon W-2155
Intel Core i7-8665U
Core i7-8665U

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


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Questions & comments

Here you can ask a question about Xeon W-2155 or Core i7-8665U, agree or disagree with our judgements, or report an error or mismatch.