Ryzen 7 7700X vs i7-6900K

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Aggregate performance score

Core i7-6900K
2016
8 cores / 16 threads, 140 Watt
9.11
Ryzen 7 7700X
2022
8 cores / 16 threads, 105 Watt
22.64
+149%

Ryzen 7 7700X outperforms Core i7-6900K by a whopping 149% based on our aggregate benchmark results.

Primary details

Comparing Core i7-6900K and Ryzen 7 7700X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking842233
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.0446.04
Market segmentDesktop processorDesktop processor
Seriesno dataAMD Ryzen 7
Power efficiency6.1520.39
Architecture codenameBroadwell-E (2016)Raphael (Zen4) (2022−2023)
Release date31 May 2016 (8 years ago)27 September 2022 (2 years ago)
Launch price (MSRP)$1,020$399

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 7 7700X has 4327% better value for money than i7-6900K.

Detailed specifications

Core i7-6900K and Ryzen 7 7700X 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)8 (Octa-Core)
Threads1616
Base clock speed3.2 GHz4.5 GHz
Boost clock speed4 GHz5.4 GHz
L1 cache32 KB (per core)64K (per core)
L2 cache256 KB (per core)1 MB (per core)
L3 cache20 MB (shared)32 MB (shared)
Chip lithography14 nm5 nm, 6 nm
Die sizeno data70 mm2
Maximum core temperatureno data95 °C
Maximum case temperature (TCase)72 °C61 °C
Number of transistorsno data6,570 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier++

Compatibility

Information on Core i7-6900K and Ryzen 7 7700X 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
SocketFCLGA2011AM5
Power consumption (TDP)140 Watt105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6900K and Ryzen 7 7700X. You'll probably need this information if you require some particular technology.

Instruction set extensionsno data5 nm, 0.650 - 1.475V
AES-NI++
AVX++
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
Precision Boost 2no data+

Security technologies

Core i7-6900K and Ryzen 7 7700X 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 7 7700X are enumerated here.

AMD-V-+
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 7 7700X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5-5200
Maximum memory size128 GB128 GB
Max memory channels4no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon Graphics (Ryzen 7000) (400 - 2200 MHz)

Peripherals

Specifications and connection of peripherals supported by Core i7-6900K and Ryzen 7 7700X.

PCIe version3.05.0
PCI Express lanes4024

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.

i7-6900K 9.11
Ryzen 7 7700X 22.64
+149%

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.

i7-6900K 14470
Ryzen 7 7700X 35955
+148%

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.

i7-6900K 1285
Ryzen 7 7700X 2964
+131%

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.

i7-6900K 7196
Ryzen 7 7700X 15490
+115%

Gaming performance

Pros & cons summary


Performance score 9.11 22.64
Recency 31 May 2016 27 September 2022
Chip lithography 14 nm 5 nm
Power consumption (TDP) 140 Watt 105 Watt

Ryzen 7 7700X has a 148.5% higher aggregate performance score, an age advantage of 6 years, a 180% more advanced lithography process, and 33.3% lower power consumption.

The Ryzen 7 7700X is our recommended choice as it beats the Core i7-6900K in performance tests.


Should you still have questions on choice between Core i7-6900K and Ryzen 7 7700X, ask them in Comments section, and we shall answer.

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


Intel Core i7-6900K
Core i7-6900K
AMD Ryzen 7 7700X
Ryzen 7 7700X

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Community ratings

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Questions & comments

Here you can ask a question about Core i7-6900K or Ryzen 7 7700X, agree or disagree with our judgements, or report an error or mismatch.