i5-14450HX vs i7-6700K

VS

Aggregate performance score

Core i7-6700K
2015
4 cores / 8 threads, 91 Watt
5.84
Core i5-14450HX
2024
10 cores / 16 threads, 55 Watt
18.15
+211%

Core i5-14450HX outperforms Core i7-6700K by a whopping 211% based on our aggregate benchmark results.

Primary details

Comparing Core i7-6700K and Core i5-14450HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1133355
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.09no data
Market segmentDesktop processorLaptop
SeriesIntel Core i7 (Desktop)Raptor Lake-HX
Power efficiency5.8530.09
Architecture codenameSkylake (2015−2016)Raptor Lake-HX Refresh (2024)
Release date1 September 2015 (9 years ago)8 January 2024 (less than a year ago)
Launch price (MSRP)$339no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-6700K and Core i5-14450HX 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 cores4 (Quad-Core)10 (Deca-Core)
Threads816
Base clock speed4 GHz2.4 GHz
Boost clock speed4.2 GHz4.8 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/s157 MHz
Multiplier40no data
L1 cache256 KB80 KB (per core)
L2 cache1 MB2 MB (per core)
L3 cache8 MB (shared)20 MB (shared)
Chip lithography14 nmIntel 7 nm
Die size122 mm2257 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)64 °C72 °C
Number of transistors1750 Millionno data
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier++

Compatibility

Information on Core i7-6700K and Core i5-14450HX 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
SocketFCLGA1151FCBGA1964
Power consumption (TDP)91 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6700K and Core i5-14450HX. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
FMA-+
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology2.0no data
Hyper-Threading Technology++
TSX++
Idle States+no data
Thermal Monitoring++
Flex Memory Accessno data+
Deep Learning Boost-+

Security technologies

Core i7-6700K and Core i5-14450HX technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB+no data
Secure Key++
MPX+-
Identity Protection+-
SGXYes with Intel® MEno data
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-6700K and Core i5-14450HX are enumerated here.

AMD-V+-
VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6700K and Core i5-14450HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR4, DDR5
Maximum memory size64 GB192 GB
Max memory channels22
Maximum memory bandwidth34.134 GB/s89.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 530Intel® UHD Graphics for 14th Gen Intel® Processors
Max video memory64 GBno data
Quick Sync Video++
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.15 GHz1.5 GHz
Execution Unitsno data16
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-6700K and Core i5-14450HX integrated GPUs.

Number of displays supported34
eDP+no data
DisplayPort+-
HDMI+-
DVI+no data

Graphics image quality

Maximum display resolutions supported by Core i7-6700K and Core i5-14450HX integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@24Hz4096 x 2160 @ 60Hz
Max resolution over eDP4096x2304@60Hz5120 x 3200 @ 120Hz
Max resolution over DisplayPort4096x2304@60Hz7680 x 4320 @ 60Hz
Max resolution over VGAN/Ano data

Graphics API support

APIs supported by Core i7-6700K and Core i5-14450HX integrated GPUs, sometimes API versions are included.

DirectX1212.1
OpenGL4.54.6

Peripherals

Specifications and connection of peripherals supported by Core i7-6700K and Core i5-14450HX.

PCIe version3.05.0 and 4.0
PCI Express lanes1616

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.

i7-6700K 5.84
i5-14450HX 18.15
+211%

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.

i7-6700K 8930
i5-14450HX 27773
+211%

Gaming performance

Pros & cons summary


Performance score 5.84 18.15
Recency 1 September 2015 8 January 2024
Physical cores 4 10
Threads 8 16
Power consumption (TDP) 91 Watt 55 Watt

i5-14450HX has a 210.8% higher aggregate performance score, an age advantage of 8 years, 150% more physical cores and 100% more threads, and 65.5% lower power consumption.

The Core i5-14450HX is our recommended choice as it beats the Core i7-6700K in performance tests.

Note that Core i7-6700K is a desktop processor while Core i5-14450HX is a notebook one.


Should you still have questions on choice between Core i7-6700K and Core i5-14450HX, ask them in Comments section, and we shall answer.

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Intel Core i7-6700K
Core i7-6700K
Intel Core i5-14450HX
Core i5-14450HX

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Community ratings

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