i7-11700KF vs i7-2600K

VS

Aggregate performance score

Core i7-2600K
2011
4 cores / 8 threads, 95 Watt
3.46
Core i7-11700KF
2021
8 cores / 16 threads, 125 Watt
15.05
+335%

Core i7-11700KF outperforms Core i7-2600K by a whopping 335% based on our aggregate benchmark results.

Primary details

Comparing Core i7-2600K and Core i7-11700KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1555469
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.47no data
Market segmentDesktop processorDesktop processor
SeriesIntel Core i7 (Desktop)no data
Power efficiency3.4411.39
Architecture codenameSandy Bridge (2011−2013)Rocket Lake (2021)
Release date9 January 2011 (13 years ago)16 March 2021 (3 years ago)
Launch price (MSRP)$317no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-2600K 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 cores4 (Quad-Core)8 (Octa-Core)
Threads816
Base clock speed3.4 GHz3.6 GHz
Boost clock speed3.8 GHz5 GHz
Bus rate5 GT/s8 GT/s
L1 cache64 KB (per core)64K (per core)
L2 cache256K (per core)256K (per core)
L3 cache8 MB (shared)16 MB (shared)
Chip lithography32 nm14 nm
Die size216 mm2no data
Maximum core temperature73 °C100 °C
Maximum case temperature (TCase)no data72 °C
Number of transistors1,160 millionno data
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier++

Compatibility

Information on Core i7-2600K 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 configuration11
SocketLGA1155FCLGA1200
Power consumption (TDP)95 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-2600K 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® AVXIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
Turbo Boost Technology+2.0
Hyper-Threading Technology++
TSX-+
Idle States++
Thermal Monitoring++
Flex Memory Access+no data
Turbo Boost Max 3.0no data+
FDI+no data
Fast Memory Access+no data
Deep Learning Boost-+

Security technologies

Core i7-2600K and Core i7-11700KF 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 i7-2600K 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 i7-2600K and Core i7-11700KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4-3200
Maximum memory size32 GB128 GB
Max memory channels22
Maximum memory bandwidth21 GB/s50 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 3000no data
Quick Sync Video+-
Clear Video HD+no data
Graphics max frequency1.35 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-2600K and Core i7-11700KF integrated GPUs.

Number of displays supported2no data

Peripherals

Specifications and connection of peripherals supported by Core i7-2600K and Core i7-11700KF.

PCIe version2.04.0
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.

i7-2600K 3.46
i7-11700KF 15.05
+335%

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.

i7-2600K 5492
i7-11700KF 23909
+335%

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.

i7-2600K 666
i7-11700KF 2285
+243%

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.

i7-2600K 2293
i7-11700KF 10252
+347%

Gaming performance

Pros & cons summary


Performance score 3.46 15.05
Recency 9 January 2011 16 March 2021
Physical cores 4 8
Threads 8 16
Chip lithography 32 nm 14 nm
Power consumption (TDP) 95 Watt 125 Watt

i7-2600K has 31.6% lower power consumption.

i7-11700KF, on the other hand, has a 335% higher aggregate performance score, an age advantage of 10 years, 100% more physical cores and 100% more threads, and a 128.6% more advanced lithography process.

The Core i7-11700KF is our recommended choice as it beats the Core i7-2600K in performance tests.


Should you still have questions on choice between Core i7-2600K and Core i7-11700KF, ask them in Comments section, and we shall answer.

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Intel Core i7-2600K
Core i7-2600K
Intel Core i7-11700KF
Core i7-11700KF

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Community ratings

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Questions & comments

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