i7-5930K vs i9-7900X

VS

Aggregate performance score

Core i9-7900X
2017
10 cores / 20 threads, 140 Watt
13.25
+104%
Core i7-5930K
2014
6 cores / 12 threads, 140 Watt
6.50

Core i9-7900X outperforms Core i7-5930K by a whopping 104% based on our aggregate benchmark results.

Primary details

Comparing Core i9-7900X and Core i7-5930K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking5681056
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.960.88
Market segmentDesktop processorDesktop processor
SeriesCore i9 (Desktop)no data
Power efficiency8.964.39
Architecture codenameSkylake (server) (2017−2018)Haswell-E (2014)
Release date30 May 2017 (7 years ago)1 September 2014 (10 years ago)
Launch price (MSRP)$999$613

Cost-effectiveness evaluation

Performance per price, higher is better.

i9-7900X has 236% better value for money than i7-5930K.

Detailed specifications

Core i9-7900X and Core i7-5930K 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 cores10 (Deca-Core)6 (Hexa-Core)
Threads2012
Base clock speed3.3 GHz3.5 GHz
Boost clock speed4.5 GHz3.7 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/s0 GT/s
Multiplier33no data
L1 cache640 KB64 KB (per core)
L2 cache10 MB256 KB (per core)
L3 cache13.75 MB15 MB (shared)
Chip lithography14 nm22 nm
Die sizeno data356 mm2
Maximum core temperature95 °C67 °C
Maximum case temperature (TCase)72 °Cno data
Number of transistorsno data2,600 million
64 bit support++
Windows 11 compatibility+-
Unlocked multiplier++

Compatibility

Information on Core i9-7900X and Core i7-5930K 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
SocketSocket R4FCLGA2011
Power consumption (TDP)140 Watt140 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-7900X and Core i7-5930K. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX++
Idle Statesno data+
Thermal Monitoring-+
Smart Responseno data+
Demand Based Switchingno data-
Turbo Boost Max 3.0+no data

Security technologies

Core i9-7900X and Core i7-5930K technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDB++
Identity Protection-+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-7900X and Core i7-5930K are enumerated here.

AMD-V+-
VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-7900X and Core i7-5930K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4
Maximum memory size128 GB64 GB
Max memory channels44
Maximum memory bandwidth85.33 GB/s68 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/Ano data

Peripherals

Specifications and connection of peripherals supported by Core i9-7900X and Core i7-5930K.

PCIe version3.03.0
PCI Express lanes4440

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.

i9-7900X 13.25
+104%
i7-5930K 6.50

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.

i9-7900X 21040
+104%
i7-5930K 10324

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.

i9-7900X 1444
+18.2%
i7-5930K 1222

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.

i9-7900X 8857
+55.1%
i7-5930K 5712

Gaming performance

Pros & cons summary


Performance score 13.25 6.50
Recency 30 May 2017 1 September 2014
Physical cores 10 6
Threads 20 12
Chip lithography 14 nm 22 nm

i9-7900X has a 103.8% higher aggregate performance score, an age advantage of 2 years, 66.7% more physical cores and 66.7% more threads, and a 57.1% more advanced lithography process.

The Core i9-7900X is our recommended choice as it beats the Core i7-5930K in performance tests.


Should you still have questions on choice between Core i9-7900X and Core i7-5930K, ask them in Comments section, and we shall answer.

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Intel Core i9-7900X
Core i9-7900X
Intel Core i7-5930K
Core i7-5930K

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Community ratings

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Questions & comments

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