i7-11700B vs i9-10940X

VS

Aggregate performance score

Core i9-10940X
2019
14 cores / 28 threads, 165 Watt
17.59
+25.2%
Core i7-11700B
2021
8 cores / 16 threads, 65 Watt
14.05

Core i9-10940X outperforms Core i7-11700B by a significant 25% based on our aggregate benchmark results.

Primary details

Comparing Core i9-10940X and Core i7-11700B processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking357525
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Power efficiency10.0920.46
Architecture codenameCascade Lake-X (2019)no data
Release date19 October 2019 (5 years ago)1 April 2021 (3 years ago)

Detailed specifications

Core i9-10940X and Core i7-11700B 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 cores14 (Tetradeca-Core)8 (Octa-Core)
Threads2816
Base clock speed3.3 GHz3.2 GHz
Boost clock speed4.8 GHz4.8 GHz
Bus rate8 GT/s DMI3 MHz8 GT/s
L1 cache64K (per core)no data
L2 cache1 MB (per core)no data
L3 cache19.25 MB (shared)24 MB
Chip lithography14 nm10 nm SuperFin
Maximum core temperature86 °C100 °C
64 bit support++
Windows 11 compatibility+-
Unlocked multiplier+-

Compatibility

Information on Core i9-10940X and Core i7-11700B 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 configuration11
SocketFCLGA2066FCBGA1787
Power consumption (TDP)165 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-10940X and Core i7-11700B. 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
AES-NI++
AVX+-
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology2.0no data
Hyper-Threading Technology++
TSX+-
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data+
Turbo Boost Max 3.0++
Deep Learning Boost++

Security technologies

Core i9-10940X and Core i7-11700B technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
Secure Keyno data+
Identity Protection-+
SGXno dataYes with Intel® ME
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-10940X and Core i7-11700B are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-10940X and Core i7-11700B. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2933Up to 3200 MT/s
Maximum memory size256 GB128 GB
Max memory channels42
Maximum memory bandwidth94 GB/s51.2 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel 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 i9-10940X and Core i7-11700B integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Core i9-10940X and Core i7-11700B integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096x2304@60Hz
Max resolution over eDPno data4096 x 2304@60Hz
Max resolution over DisplayPortno data7680x4320@60Hz

Graphics API support

APIs supported by Core i9-10940X and Core i7-11700B integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Core i9-10940X and Core i7-11700B.

PCIe version3.0no data
PCI Express lanes4820

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.

i9-10940X 17.59
+25.2%
i7-11700B 14.05

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.

i9-10940X 27939
+25.2%
i7-11700B 22315

Gaming performance

Pros & cons summary


Performance score 17.59 14.05
Recency 19 October 2019 1 April 2021
Physical cores 14 8
Threads 28 16
Chip lithography 14 nm 10 nm
Power consumption (TDP) 165 Watt 65 Watt

i9-10940X has a 25.2% higher aggregate performance score, and 75% more physical cores and 75% more threads.

i7-11700B, on the other hand, has an age advantage of 1 year, a 40% more advanced lithography process, and 153.8% lower power consumption.

The Core i9-10940X is our recommended choice as it beats the Core i7-11700B in performance tests.

Note that Core i9-10940X is a desktop processor while Core i7-11700B is a notebook one.


Should you still have questions on choice between Core i9-10940X and Core i7-11700B, 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 i9-10940X
Core i9-10940X
Intel Core i7-11700B
Core i7-11700B

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


3.8 103 votes

Rate Core i9-10940X on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.3 16 votes

Rate Core i7-11700B on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i9-10940X or Core i7-11700B, agree or disagree with our judgements, or report an error or mismatch.