i5-2550K vs i7-6700HQ

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Aggregate performance score

Core i7-6700HQ
2015
4 cores / 8 threads, 45 Watt
4.10
+57.7%
Core i5-2550K
2012
4 cores / 4 threads, 95 Watt
2.60

Core i7-6700HQ outperforms Core i5-2550K by an impressive 58% based on our aggregate benchmark results.

Primary details

Comparing Core i7-6700HQ and Core i5-2550K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking14051733
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data1.65
Market segmentLaptopDesktop processor
SeriesIntel Core i7no data
Power efficiency8.632.59
Architecture codenameSkylake (2015−2016)Sandy Bridge (2011−2013)
Release date1 September 2015 (9 years ago)January 2012 (12 years ago)
Launch price (MSRP)$378$189

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-6700HQ and Core i5-2550K 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)4 (Quad-Core)
Threads84
Base clock speed2.6 GHz3.4 GHz
Boost clock speed3.5 GHz3.8 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/s5 GT/s
Multiplier26no data
L1 cache256 KB64 KB (per core)
L2 cache1 MB256 KB (per core)
L3 cache6 MB6144 KB (shared)
Chip lithography14 nm32 nm
Die size122 mm2216 mm2
Maximum core temperature100 °C73 °C
Number of transistorsno data1160 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+

Compatibility

Information on Core i7-6700HQ and Core i5-2550K 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
SocketFCBGA1440FCLGA1155,LGA1155
Power consumption (TDP)45 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6700HQ and Core i5-2550K. 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® AVX
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
My WiFi+no data
Turbo Boost Technology2.02.0
Hyper-Threading Technology+-
Idle States++
Thermal Monitoring++
Flex Memory Access++
Smart Response+no data
FDIno data-
Fast Memory Accessno data+

Security technologies

Core i7-6700HQ and Core i5-2550K technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-6700HQ and Core i5-2550K are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6700HQ and Core i5-2550K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR3
Maximum memory size64 GB32 GB
Max memory channels22
Maximum memory bandwidth34.134 GB/s21 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 530no data
Max video memory64 GBno data
Quick Sync Video++
Clear Video+no data
Clear Video HD+-
Graphics max frequency1.05 GHzno data
InTru 3D+-

Graphics interfaces

Available interfaces and connections of Core i7-6700HQ and Core i5-2550K integrated GPUs.

Number of displays supported3no data
eDP+no data
DisplayPort+-
HDMI+-
DVI+no data

Graphics image quality

Maximum display resolutions supported by Core i7-6700HQ and Core i5-2550K integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@24Hzno data
Max resolution over eDP4096x2304@60Hzno data
Max resolution over DisplayPort4096x2304@60Hzno data
Max resolution over VGAN/Ano data

Graphics API support

APIs supported by Core i7-6700HQ and Core i5-2550K integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i7-6700HQ and Core i5-2550K.

PCIe version3.02.0
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.

i7-6700HQ 4.10
+57.7%
i5-2550K 2.60

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.

i7-6700HQ 6520
+57.7%
i5-2550K 4134

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.

i7-6700HQ 1098
+58%
i5-2550K 695

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.

i7-6700HQ 3443
+64.6%
i5-2550K 2092

3DMark Fire Strike Physics

i7-6700HQ 7210
+23.5%
i5-2550K 5840

Gaming performance

Pros & cons summary


Performance score 4.10 2.60
Threads 8 4
Chip lithography 14 nm 32 nm
Power consumption (TDP) 45 Watt 95 Watt

i7-6700HQ has a 57.7% higher aggregate performance score, 100% more threads, a 128.6% more advanced lithography process, and 111.1% lower power consumption.

The Core i7-6700HQ is our recommended choice as it beats the Core i5-2550K in performance tests.

Be aware that Core i7-6700HQ is a notebook processor while Core i5-2550K is a desktop one.


Should you still have questions on choice between Core i7-6700HQ and Core i5-2550K, 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 i7-6700HQ
Core i7-6700HQ
Intel Core i5-2550K
Core i5-2550K

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Community ratings

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Questions & comments

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