Xeon W-10855M vs i7-7820HK

VS

Aggregate performance score

Core i7-7820HK
2017
4 cores / 8 threads, 45 Watt
4.64
Xeon W-10855M
2020
6 cores / 12 threads, 45 Watt
7.93
+70.9%

Xeon W-10855M outperforms Core i7-7820HK by an impressive 71% based on our aggregate benchmark results.

Primary details

Comparing Core i7-7820HK and Xeon W-10855M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1293953
Place by popularitynot in top-100not in top-100
Market segmentLaptopMobile workstation
SeriesIntel Core i7Intel Comet Lake
Power efficiency9.7616.68
Architecture codenameKaby Lake-H (2017)Comet Lake-H (2020)
Release date3 January 2017 (7 years ago)13 May 2020 (4 years ago)
Launch price (MSRP)$378no data

Detailed specifications

Core i7-7820HK and Xeon W-10855M 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 cores4 (Quad-Core)6 (Hexa-Core)
Threads812
Base clock speed2.9 GHz2.8 GHz
Boost clock speed3.9 GHz4.9 GHz
Bus typeDMI 3.0no data
Bus rate8 GT/s8 GT/s
Multiplier29no data
L1 cache256 KB384 KB
L2 cache1 MB1.5 MB
L3 cache8 MB (shared)12 MB
Chip lithography14 nm14 nm
Die size126 mm2no data
Maximum core temperature100 °C100 °C
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on Core i7-7820HK and Xeon W-10855M 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
SocketFCBGA1440FCBGA1440
Power consumption (TDP)45 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7820HK and Xeon W-10855M. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
Speed Shift++
My WiFi+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology++
TSX+-
Idle States++
Thermal Monitoring++
Flex Memory Access++
SIPP-+
Smart Response+no data
Turbo Boost Max 3.0no data+

Security technologies

Core i7-7820HK and Xeon W-10855M technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++
Secure Key++
MPX+-
Identity Protection++
SGXYes with Intel® MEYes with Intel® ME
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7820HK and Xeon W-10855M are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7820HK and Xeon W-10855M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4
Maximum memory size64 GB128 GB
Max memory channels22
Maximum memory bandwidth38.397 GB/s45.8 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 630Intel UHD Graphics for 10th Gen Intel Processors
Max video memory64 GBno data
Quick Sync Video++
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.1 GHz1.2 GHz
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-7820HK and Xeon W-10855M integrated GPUs.

Number of displays supported33
eDP++
DisplayPort++
HDMI++
DVI++

Graphics image quality

Maximum display resolutions supported by Core i7-7820HK and Xeon W-10855M integrated GPUs, including resolutions over different interfaces.

4K resolution support++
Max resolution over HDMI 1.44096x2304@30Hz4096x2304@30Hz
Max resolution over eDP4096x2304@60Hz4096x2304@60Hz
Max resolution over DisplayPort4096x2304@60Hz4096x2304@60Hz
Max resolution over VGAN/Ano data

Graphics API support

APIs supported by Core i7-7820HK and Xeon W-10855M integrated GPUs, sometimes API versions are included.

DirectX1212
OpenGL4.54.5

Peripherals

Specifications and connection of peripherals supported by Core i7-7820HK and Xeon W-10855M.

PCIe version3.03.0
PCI Express lanes1616

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.

i7-7820HK 4.64
Xeon W-10855M 7.93
+70.9%

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.

i7-7820HK 7370
Xeon W-10855M 12594
+70.9%

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.

i7-7820HK 1275
Xeon W-10855M 1497
+17.4%

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.

i7-7820HK 4181
Xeon W-10855M 5901
+41.1%

Gaming performance

Pros & cons summary


Performance score 4.64 7.93
Integrated graphics card 3.11 5.58
Recency 3 January 2017 13 May 2020
Physical cores 4 6
Threads 8 12

Xeon W-10855M has a 70.9% higher aggregate performance score, 79.4% faster integrated GPU, an age advantage of 3 years, and 50% more physical cores and 50% more threads.

The Xeon W-10855M is our recommended choice as it beats the Core i7-7820HK in performance tests.

Be aware that Core i7-7820HK is a notebook processor while Xeon W-10855M is a mobile workstation one.


Should you still have questions on choice between Core i7-7820HK and Xeon W-10855M, ask them in Comments section, and we shall answer.

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Intel Core i7-7820HK
Core i7-7820HK
Intel Xeon W-10855M
Xeon W-10855M

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Community ratings

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