i7-11700KF vs i5-9600K

Aggregate performance score

Core i5-9600K
2018
6 cores / 6 threads, 95 Watt
6.72
Core i7-11700KF
2021
8 cores / 16 threads, 125 Watt
15.06
+124%

Core i7-11700KF outperforms Core i5-9600K by a whopping 124% based on our aggregate benchmark results.

Primary details

Comparing Core i5-9600K and Core i7-11700KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1029465
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation6.78no data
Market segmentDesktop processorDesktop processor
SeriesIntel Core i5no data
Power efficiency6.6911.40
Architecture codenameCoffee Lake-R (2018−2019)Rocket Lake (2021)
Release date19 October 2018 (6 years ago)16 March 2021 (3 years ago)
Launch price (MSRP)$262no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-9600K and Core i7-11700KF 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)
Threads616
Base clock speed3.7 GHz3.6 GHz
Boost clock speed4.6 GHz5 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/s8 GT/s
Multiplier37no data
L1 cache64K (per core)64K (per core)
L2 cache256K (per core)256K (per core)
L3 cache9 MB (shared)16 MB (shared)
Chip lithography14 nm14 nm
Die size149 mm2no data
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplier++

Compatibility

Information on Core i5-9600K and Core i7-11700KF 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
SocketFCLGA1151FCLGA1200
Power consumption (TDP)95 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-9600K and Core i7-11700KF. 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, Intel® AVX-512
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology-+
TSX++
Idle States++
Thermal Monitoring++
SIPP+-
Turbo Boost Max 3.0no data+
Deep Learning Boost-+

Security technologies

Core i5-9600K and Core i7-11700KF technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-9600K and Core i7-11700KF are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-9600K and Core i7-11700KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR4-3200
Maximum memory size128 GB128 GB
Max memory channels22
Maximum memory bandwidth42.671 GB/s50 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics 630no data
Max video memory64 GBno data
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.15 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i5-9600K and Core i7-11700KF integrated GPUs.

Number of displays supported3no data

Graphics image quality

Maximum display resolutions supported by Core i5-9600K and Core i7-11700KF integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096 x 2304@24Hzno data
Max resolution over eDP4096 x 2304@60Hzno data
Max resolution over DisplayPort4096 x 2304@60Hzno data

Graphics API support

APIs supported by Core i5-9600K and Core i7-11700KF integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i5-9600K and Core i7-11700KF.

PCIe version3.04.0
PCI Express lanes1620

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.

i5-9600K 6.72
i7-11700KF 15.06
+124%

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.

i5-9600K 10667
i7-11700KF 23919
+124%

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.

i5-9600K 1714
i7-11700KF 2289
+33.5%

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.

i5-9600K 6408
i7-11700KF 10277
+60.4%

Gaming performance

Pros & cons summary


Performance score 6.72 15.06
Recency 19 October 2018 16 March 2021
Physical cores 6 8
Threads 6 16
Power consumption (TDP) 95 Watt 125 Watt

i5-9600K has 31.6% lower power consumption.

i7-11700KF, on the other hand, has a 124.1% higher aggregate performance score, an age advantage of 2 years, and 33.3% more physical cores and 166.7% more threads.

The Core i7-11700KF is our recommended choice as it beats the Core i5-9600K in performance tests.


Should you still have questions on choice between Core i5-9600K and Core i7-11700KF, 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 i5-9600K
Core i5-9600K
Intel Core i7-11700KF
Core i7-11700KF

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 1811 votes

Rate Core i5-9600K on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.4 527 votes

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

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i5-9600K or Core i7-11700KF, agree or disagree with our judgements, or report an error or mismatch.