i7-11800H vs i7-7820X

VS

Aggregate performance score

Core i7-7820X
2017
8 cores / 16 threads, 140 Watt
10.81
Core i7-11800H
2021
8 cores / 16 threads, 45 Watt
12.84
+18.8%

Core i7-11800H outperforms Core i7-7820X by a moderate 19% based on our aggregate benchmark results.

Primary details

Comparing Core i7-7820X and Core i7-11800H processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking724602
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.45no data
Market segmentDesktop processorLaptop
SeriesIntel Core i7Tiger Lake
Power efficiency7.3134.72
Architecture codenameSkylake (server) (2017−2018)Tiger Lake-H (2021)
Release date30 May 2017 (7 years ago)11 May 2021 (3 years ago)
Launch price (MSRP)$599$395

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-7820X and Core i7-11800H 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 cores8 (Octa-Core)8 (Octa-Core)
Threads1616
Base clock speed3.6 GHz1.9 GHz
Boost clock speed4.5 GHz4.6 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/s8 GT/s
Multiplier36no data
L1 cache512 KB80 KB (per core)
L2 cache8 MB1.25 MB (per core)
L3 cache11 MB (shared)24 MB (shared)
Chip lithography14 nm10 nm SuperFin
Die sizeno data190 mm2
Maximum core temperature99 °C100 °C
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplier+-

Compatibility

Information on Core i7-7820X and Core i7-11800H 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
SocketFCLGA2066FCBGA1787
Power consumption (TDP)140 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7820X and Core i7-11800H. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI++
FMA-+
AVX++
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology2.0no data
Hyper-Threading Technology++
TSX++
Thermal Monitoring-+
Flex Memory Accessno data+
Turbo Boost Max 3.0+no data
Deep Learning Boost-+

Security technologies

Core i7-7820X and Core i7-11800H technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDB+no data
Secure Keyno data+
SGXno data-
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7820X and Core i7-11800H are enumerated here.

VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7820X and Core i7-11800H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR4
Maximum memory size128 GB128 GB
Max memory channels42
Maximum memory bandwidth85.33 GB/s51.2 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AIntel UHD Graphics for 11th Gen Intel Processors
Quick Sync Video-+
Graphics max frequencyno data1.45 GHz
Execution Unitsno data32

Graphics interfaces

Available interfaces and connections of Core i7-7820X and Core i7-11800H integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Core i7-7820X and Core i7-11800H integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096x2304@60Hz
Max resolution over eDPno data4096x2304@60Hz
Max resolution over DisplayPortno data7680x4320@60Hz

Graphics API support

APIs supported by Core i7-7820X and Core i7-11800H integrated GPUs, sometimes API versions are included.

DirectXno data12.1
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Core i7-7820X and Core i7-11800H.

PCIe version3.04.0
PCI Express lanes2820

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.

i7-7820X 10.81
i7-11800H 12.84
+18.8%

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.

i7-7820X 17166
i7-11800H 20392
+18.8%

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.

i7-7820X 1426
i7-11800H 1900
+33.2%

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.

i7-7820X 7862
+0.7%
i7-11800H 7811

Gaming performance

Pros & cons summary


Performance score 10.81 12.84
Recency 30 May 2017 11 May 2021
Chip lithography 14 nm 10 nm
Power consumption (TDP) 140 Watt 45 Watt

i7-11800H has a 18.8% higher aggregate performance score, an age advantage of 3 years, a 40% more advanced lithography process, and 211.1% lower power consumption.

The Core i7-11800H is our recommended choice as it beats the Core i7-7820X in performance tests.

Note that Core i7-7820X is a desktop processor while Core i7-11800H is a notebook one.


Should you still have questions on choice between Core i7-7820X and Core i7-11800H, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i7-7820X
Core i7-7820X
Intel Core i7-11800H
Core i7-11800H

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Community ratings

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Questions & comments

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