i7-3517U vs i9-7900X

Aggregate performance score

Core i9-7900X
2017
10 cores / 20 threads, 140 Watt
13.25
+911%
Core i7-3517U
2012
2 cores / 4 threads, 17 Watt
1.31

Core i9-7900X outperforms Core i7-3517U by a whopping 911% based on our aggregate benchmark results.

Primary details

Comparing Core i9-7900X and Core i7-3517U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking5602259
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.04no data
Market segmentDesktop processorLaptop
SeriesCore i9 (Desktop)Intel Core i7
Power efficiency8.967.29
Architecture codenameSkylake (server) (2017−2018)Ivy Bridge (2012−2013)
Release date26 June 2017 (7 years ago)3 June 2012 (12 years ago)
Launch price (MSRP)$999no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i9-7900X and Core i7-3517U 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)2 (Dual-core)
Threads204
Base clock speed3.3 GHz1.9 GHz
Boost clock speed4.5 GHz3 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/s5 GT/s
Multiplier33no data
L1 cache64 KB (per core)64K (per core)
L2 cache1 MB (per core)256K (per core)
L3 cache14 MB (shared)4 MB (shared)
Chip lithography14 nm22 nm
Die sizeno data118 mm2
Maximum core temperature95 °C105 °C
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Windows 11 compatibility+-
Unlocked multiplier+-

Compatibility

Information on Core i9-7900X and Core i7-3517U 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 R4FCBGA1023
Power consumption (TDP)140 Watt17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-7900X and Core i7-3517U. 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® AVX
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
My WiFino data+
Turbo Boost Technology2.0+
Hyper-Threading Technology++
TSX+-
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data+
Demand Based Switchingno data-
Turbo Boost Max 3.0+no data
FDIno data+
Fast Memory Accessno data+

Security technologies

Core i9-7900X and Core i7-3517U technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDB++
Secure Keyno data+
Identity Protection-+
Anti-Theftno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-7900X and Core i7-3517U 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 i7-3517U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR3/L/-RS 1333/1600
Maximum memory size128 GB32 GB
Max memory channels42
Maximum memory bandwidth85.33 GB/s25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AIntel HD Graphics 4000
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1.15 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Core i9-7900X and Core i7-3517U integrated GPUs.

Number of displays supportedno data3
eDPno data+
DisplayPort-+
HDMI-+
SDVOno data+
CRTno data+

Peripherals

Specifications and connection of peripherals supported by Core i9-7900X and Core i7-3517U.

PCIe version3.02.0
PCI Express lanes4416

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
+911%
i7-3517U 1.31

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 21046
+908%
i7-3517U 2087

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 1445
+217%
i7-3517U 456

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 8881
+849%
i7-3517U 936

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

i9-7900X 7287
+81.1%
i7-3517U 4025

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

i9-7900X 49738
+479%
i7-3517U 8597

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

i9-7900X 12678
+270%
i7-3517U 3430

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

i9-7900X 2.91
+546%
i7-3517U 18.8

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

i9-7900X 24
+759%
i7-3517U 3

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

i9-7900X 2.2
+80.3%
i7-3517U 1.22

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

i9-7900X 12.1
+764%
i7-3517U 1.4

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

i9-7900X 121
+661%
i7-3517U 16

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

i9-7900X 217
+161%
i7-3517U 83

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

i9-7900X 5918
+140%
i7-3517U 2465

Geekbench 2

i9-7900X 26145
+362%
i7-3517U 5657

Gaming performance

Pros & cons summary


Performance score 13.25 1.31
Recency 26 June 2017 3 June 2012
Physical cores 10 2
Threads 20 4
Chip lithography 14 nm 22 nm
Power consumption (TDP) 140 Watt 17 Watt

i9-7900X has a 911.5% higher aggregate performance score, an age advantage of 5 years, 400% more physical cores and 400% more threads, and a 57.1% more advanced lithography process.

i7-3517U, on the other hand, has 723.5% lower power consumption.

The Core i9-7900X is our recommended choice as it beats the Core i7-3517U in performance tests.

Note that Core i9-7900X is a desktop processor while Core i7-3517U is a notebook one.


Should you still have questions on choice between Core i9-7900X and Core i7-3517U, 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 i9-7900X
Core i9-7900X
Intel Core i7-3517U
Core i7-3517U

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.

Community ratings

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


4.1 216 votes

Rate Core i9-7900X on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.6 122 votes

Rate Core i7-3517U on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i9-7900X or Core i7-3517U, agree or disagree with our judgements, or report an error or mismatch.