i9-11900F vs i7-7800X

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Aggregate performance score

Core i7-7800X
2017
6 cores / 12 threads, 140 Watt
8.11
Core i9-11900F
2021
8 cores / 16 threads, 65 Watt
13.98
+72.4%

Core i9-11900F outperforms Core i7-7800X by an impressive 72% based on our aggregate benchmark results.

Primary details

Comparing Core i7-7800X and Core i9-11900F processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking935530
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.31no data
Market segmentDesktop processorDesktop processor
SeriesIntel Core i7no data
Power efficiency5.4820.35
Architecture codenameSkylake (server) (2017−2018)Rocket Lake (2021)
Release date26 June 2017 (7 years ago)16 March 2021 (3 years ago)
Launch price (MSRP)$383no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-7800X and Core i9-11900F 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 cores6 (Hexa-Core)8 (Octa-Core)
Threads1216
Base clock speed3.5 GHz2.5 GHz
Boost clock speed4 GHz5.1 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/s8 GT/s
Multiplier35no data
L1 cache64 KB (per core)64K (per core)
L2 cache1 MB (per core)256K (per core)
L3 cache8.25 MB (shared)16 MB (shared)
Chip lithography14 nm14 nm
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplier+-

Compatibility

Information on Core i7-7800X and Core i9-11900F 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
SocketFCLGA2066FCLGA1200
Power consumption (TDP)140 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7800X and Core i9-11900F. 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++
AVX++
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX++
Idle Statesno data+
Thermal Monitoring-+
Turbo Boost Max 3.0no data+
Deep Learning Boost-+

Security technologies

Core i7-7800X and Core i9-11900F technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDB++
Secure Keyno data+
Identity Protection-+
SGXno data-
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7800X and Core i9-11900F are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7800X and Core i9-11900F. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2400DDR4-3200
Maximum memory size128 GB128 GB
Max memory channels42
Maximum memory bandwidth85.33 GB/s50 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/Ano data

Peripherals

Specifications and connection of peripherals supported by Core i7-7800X and Core i9-11900F.

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.

i7-7800X 8.11
i9-11900F 13.98
+72.4%

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.

i7-7800X 12883
i9-11900F 22203
+72.3%

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.

i7-7800X 1358
i9-11900F 2223
+63.7%

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.

i7-7800X 6138
i9-11900F 9460
+54.1%

Gaming performance

Pros & cons summary


Performance score 8.11 13.98
Recency 26 June 2017 16 March 2021
Physical cores 6 8
Threads 12 16
Power consumption (TDP) 140 Watt 65 Watt

i9-11900F has a 72.4% higher aggregate performance score, an age advantage of 3 years, 33.3% more physical cores and 33.3% more threads, and 115.4% lower power consumption.

The Core i9-11900F is our recommended choice as it beats the Core i7-7800X in performance tests.


Should you still have questions on choice between Core i7-7800X and Core i9-11900F, ask them in Comments section, and we shall answer.

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Intel Core i7-7800X
Core i7-7800X
Intel Core i9-11900F
Core i9-11900F

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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

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