Intel Core i7-6900K vs AMD Ryzen 5 2600X

Price now 343$
Games supported 100%
Intel Core i7-6900K
Intel Core i7-6900K
  • Interface
  • Core clock speed
  • Max video memory
  • Memory type
  • Memory clock speed
  • Maximum resolution
AMD Ryzen 5 2600X
AMD Ryzen 5 2600X
  • Interface
  • Core clock speed
  • Max video memory
  • Memory type
  • Memory clock speed
  • Maximum resolution
Price now 165$
Games supported 100%

General info

Comparing Core i7-6900K and Ryzen 5 2600X processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance rating491504
Value for money15.8548.86
Market segmentDesktop processorDesktop processor
Seriesno dataAMD Ryzen 5
Architecture codenameBroadwell-E (2016)Zen+ (2018−2020)
Release date31 May 2016 (6 years ago)12 April 2018 (4 years ago)
Launch price (MSRP)$1,020$229
Current price$343 (0.3x MSRP)$165 (0.7x MSRP)
Value for money

To get the index we compare the characteristics of the processors and their cost, taking into account the cost of other processors.

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Technical specs

Core i7-6900K and Ryzen 5 2600X 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 cores8 (Octa-Core)6 (Hexa-Core)
Base clock speed3.2 GHz3.6 GHz
Boost clock speed4 GHz4.25 GHz
L1 cache32 KB (per core)96K (per core)
L2 cache256 KB (per core)512K (per core)
L3 cache20 MB (shared)16 MB (shared)
Chip lithography14 nm12 nm
Die sizeno data209.78 mm2
Maximum core temperature67°no data
Maximum case temperature (TCase)72 °Cno data
Number of transistorsno data4,800 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier++


Information on Core i7-6900K and Ryzen 5 2600X 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 (Uniprocessor)
Thermal design power (TDP)140 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6900K and Ryzen 5 2600X. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataSSE4.2, SSE4A, AMD-V, AES, AVX2, FMA3, SHA
vPro-no data
Enhanced SpeedStep (EIST)+no data
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
Idle States+no data
Smart Response+no data
Turbo Boost Max 3.0+no data

Security technologies

Core i7-6900K and Ryzen 5 2600X technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-6900K and Ryzen 5 2600X are enumerated here.

AMD-Vno data+
VT-d+no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6900K and Ryzen 5 2600X. Depending on the motherboards, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4 Dual-channel
Maximum memory size128 GB64 GB
Max memory channels42
Maximum memory bandwidthno data46.933 GB/s
ECC memory support-+


Specifications and connection of peripherals supported by Core i7-6900K and Ryzen 5 2600X.

PCIe version3.03.0
PCI Express lanes4020

Benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

Overall 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.

i7-6900K 14.24
Ryzen 5 2600X 13.93
  • Passmark
  • GeekBench 5 Single-Core
  • GeekBench 5 Multi-Core

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.

Benchmark coverage: 68%

i7-6900K 14360
Ryzen 5 2600X 14040

Benchmark coverage: 37%

i7-6900K 983
Ryzen 5 2600X 1031

Benchmark coverage: 37%

i7-6900K 7643
Ryzen 5 2600X 5609

Mining hashrates

Cryptocurrency mining performance of Core i7-6900K and Ryzen 5 2600X. Usually measured in megahashes per second.

Bitcoin / BTC (SHA256) 102 Mh/s no data

Gaming performance

Advantages and disadvantages

Performance rating 14.24 13.93
Novelty 31 May 2016 12 April 2018
Cost $1020 $229
Boost clock speed 3700 4250
Base clock speed 3200 3600
Chip lithography 14 nm 12 nm
Thermal design power (TDP) 140 Watt 95 Watt

Technical City couldn't decide between

Intel Core i7-6900K
Intel Core i7-6900K


AMD Ryzen 5 2600X
AMD Ryzen 5 2600X

The differences in performance seem too small.

Should you still have questions on choice between Core i7-6900K and Ryzen 5 2600X, ask them in Comments section, and we shall answer.

Cast your vote

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favourite CPU.

Competitors of Core i7-6900K by AMD

We believe that the nearest equivalent to Core i7-6900K from AMD is Ryzen 7 2700E, which is faster by 2% and higher by 17 positions in our rating.

AMD Ryzen 7 2700E Ryzen 7 2700E

Here are some closest AMD rivals to Core i7-6900K:

Competitors of Ryzen 5 2600X by Intel

We believe that the nearest equivalent to Ryzen 5 2600X from Intel is Core i9-9900T, which is nearly equal in speed and higher by 2 positions in our rating.

Intel Core i9-9900T Core i9 9900T

Here are some closest Intel rivals to Ryzen 5 2600X:

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.

User rating

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

3.4 59 ratings

Rate Intel Core i7-6900K on a scale of 1 to 5:

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4.4 1156 ratings

Rate AMD Ryzen 5 2600X on a scale of 1 to 5:

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Questions and comments

Here you can ask a question about Core i7-6900K or Ryzen 5 2600X, agree or disagree with our judgements, or report an error or mismatch.