i5-11400F vs i7-6850K

VS

Aggregate performance score

Core i7-6850K
2016
6 cores / 12 threads, 140 Watt
7.22
Core i5-11400F
2021
6 cores / 12 threads, 65 Watt
10.71
+48.3%

Core i5-11400F outperforms Core i7-6850K by a considerable 48% based on our aggregate benchmark results.

Primary details

Comparing Core i7-6850K and Core i5-11400F processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking994732
Place by popularitynot in top-10030
Cost-effectiveness evaluation1.4039.32
Market segmentDesktop processorDesktop processor
Power efficiency4.8815.59
Architecture codenameBroadwell-E (2016)Rocket Lake (2021)
Release date31 May 2016 (8 years ago)16 March 2021 (3 years ago)
Launch price (MSRP)$475$157

Cost-effectiveness evaluation

Performance per price, higher is better.

i5-11400F has 2709% better value for money than i7-6850K.

Detailed specifications

Core i7-6850K and Core i5-11400F 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)6 (Hexa-Core)
Threads1212
Base clock speed3.6 GHz2.6 GHz
Boost clock speed4 GHz4.4 GHz
Bus rateno data8 GT/s
L1 cache32 KB (per core)64K (per core)
L2 cache256 KB (per core)256K (per core)
L3 cache15 MB (shared)12 MB (shared)
Chip lithography14 nm14 nm
Die sizeno data276 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on Core i7-6850K and Core i5-11400F 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
SocketFCLGA2011FCLGA1200
Power consumption (TDP)140 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6850K and Core i5-11400F. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI++
FMA-+
AVX++
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX-+
Idle States++
Thermal Monitoring-+
Smart Response+no data
Turbo Boost Max 3.0+-
Deep Learning Boost-+

Security technologies

Core i7-6850K and Core i5-11400F technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-6850K and Core i5-11400F are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6850K and Core i5-11400F. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4
Maximum memory size128 GB128 GB
Max memory channels42
Maximum memory bandwidthno data50 GB/s

Peripherals

Specifications and connection of peripherals supported by Core i7-6850K and Core i5-11400F.

PCIe version3.04.0
PCI Express lanes4020

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.

i7-6850K 7.22
i5-11400F 10.71
+48.3%

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.

i7-6850K 11462
i5-11400F 17006
+48.4%

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.

i7-6850K 1288
i5-11400F 1980
+53.7%

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.

i7-6850K 5830
i5-11400F 7599
+30.3%

Gaming performance

Pros & cons summary


Performance score 7.22 10.71
Recency 31 May 2016 16 March 2021
Power consumption (TDP) 140 Watt 65 Watt

i5-11400F has a 48.3% higher aggregate performance score, an age advantage of 4 years, and 115.4% lower power consumption.

The Core i5-11400F is our recommended choice as it beats the Core i7-6850K in performance tests.


Should you still have questions on choice between Core i7-6850K and Core i5-11400F, 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 i7-6850K
Core i7-6850K
Intel Core i5-11400F
Core i5-11400F

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.


4.3 153 votes

Rate Core i7-6850K on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.6 8819 votes

Rate Core i5-11400F on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i7-6850K or Core i5-11400F, agree or disagree with our judgements, or report an error or mismatch.