Ryzen 5 PRO 5650U vs i7-6900K

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Aggregate performance score

Core i7-6900K
2016
8 cores / 16 threads, 140 Watt
9.11
Ryzen 5 PRO 5650U
2021
6 cores / 12 threads, 15 Watt
9.38
+3%

Ryzen 5 PRO 5650U outperforms Core i7-6900K by a minimal 3% based on our aggregate benchmark results.

Primary details

Comparing Core i7-6900K and Ryzen 5 PRO 5650U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking842816
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.04no data
Market segmentDesktop processorLaptop
Seriesno dataCezanne (Zen 3, Ryzen 5000)
Power efficiency6.1659.18
Architecture codenameBroadwell-E (2016)Cezanne-U PRO (Zen 3) (2021)
Release date31 May 2016 (8 years ago)16 March 2021 (3 years ago)
Launch price (MSRP)$1,020no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-6900K and Ryzen 5 PRO 5650U 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)
Threads1612
Base clock speed3.2 GHz2.3 GHz
Boost clock speed4 GHz4.2 GHz
Multiplierno data23
L1 cache32 KB (per core)384 KB
L2 cache256 KB (per core)3 MB
L3 cache20 MB (shared)16 MB (shared)
Chip lithography14 nm7 nm
Die sizeno data180 mm2
Maximum core temperatureno data105 °C
Maximum case temperature (TCase)72 °Cno data
Number of transistorsno data10,700 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on Core i7-6900K and Ryzen 5 PRO 5650U 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
SocketFCLGA2011FP6
Power consumption (TDP)140 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6900K and Ryzen 5 PRO 5650U. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataPRO, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI++
FMA-+
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

Security technologies

Core i7-6900K and Ryzen 5 PRO 5650U 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 PRO 5650U 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 5 PRO 5650U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4
Maximum memory size128 GBno data
Max memory channels4no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon RX Vega 7 ( - 1800 MHz)

Peripherals

Specifications and connection of peripherals supported by Core i7-6900K and Ryzen 5 PRO 5650U.

PCIe version3.03.0
PCI Express lanes408

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 5 PRO 5650U 9.38
+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.

i7-6900K 14470
Ryzen 5 PRO 5650U 14902
+3%

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 1286
Ryzen 5 PRO 5650U 1624
+26.3%

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 7200
+29.6%
Ryzen 5 PRO 5650U 5557

Gaming performance

Pros & cons summary


Performance score 9.11 9.38
Recency 31 May 2016 16 March 2021
Physical cores 8 6
Threads 16 12
Chip lithography 14 nm 7 nm
Power consumption (TDP) 140 Watt 15 Watt

i7-6900K has 33.3% more physical cores and 33.3% more threads.

Ryzen 5 PRO 5650U, on the other hand, has a 3% higher aggregate performance score, an age advantage of 4 years, a 100% more advanced lithography process, and 833.3% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Core i7-6900K and Ryzen 5 PRO 5650U.

Note that Core i7-6900K is a desktop processor while Ryzen 5 PRO 5650U is a notebook one.


Should you still have questions on choice between Core i7-6900K and Ryzen 5 PRO 5650U, 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 i7-6900K
Core i7-6900K
AMD Ryzen 5 PRO 5650U
Ryzen 5 PRO 5650U

Similar processor comparisons

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Community ratings

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Questions & comments

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