i5-6685R vs Ultra 7 155H

Primary details

Comparing Core Ultra 7 155H and Core i5-6685R processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking425not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesIntel Meteor Lake-HIntel Core i5
Power efficiency53.18no data
Architecture codenameMeteor Lake-H (2023)Skylake (2015−2016)
Release date14 December 2023 (less than a year ago)22 April 2016 (8 years ago)
Launch price (MSRP)$503$288

Detailed specifications

Core Ultra 7 155H and Core i5-6685R 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 cores16 (Hexadeca-Core)4 (Quad-Core)
Threads224
Base clock speed3.8 GHz3.2 GHz
Boost clock speed4.8 GHz3.8 GHz
Bus typeno dataDMI 3.0
Bus rateno data4 × 8 GT/s
Multiplierno data32
L1 cache112 KB (per core)256 KB
L2 cache2 MB (per core)1 MB
L3 cache24 MB (shared)6 MB
Chip lithographyIntel 4 nm14 nm
Maximum core temperature110 °C71 °C
64 bit support++
Windows 11 compatibilityno data-

Compatibility

Information on Core Ultra 7 155H and Core i5-6685R 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 (Uniprocessor)
SocketFCBGA2049no data
Power consumption (TDP)28 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 7 155H and Core i5-6685R. 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++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
eDRAMno data128 MB
Speed Shift+no data
Turbo Boost Technologyno data2.0
Hyper-Threading Technology+-
TSX++
Idle Statesno data+
Thermal Monitoring++
Flex Memory Access+no data
Turbo Boost Max 3.0+no data
Deep Learning Boost+-
Supported AI Software FrameworksOpenVINO™, WindowsML, ONNX RT-

Security technologies

Core Ultra 7 155H and Core i5-6685R technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Key++
MPX-+
Identity Protection-+
SGXno dataYes with Intel® ME
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core Ultra 7 155H and Core i5-6685R are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 155H and Core i5-6685R. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR4-1866/2133, DDR3L-1333/1600
Maximum memory size96 GB64 GB
Max memory channels22
Maximum memory bandwidthno data34.134 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel® Arc™ graphicsIntel Iris Pro Graphics 580
Max video memoryno data64 GB
Quick Sync Video++
Clear Videono data+
Clear Video HDno data+
Graphics max frequency2.25 GHz1.15 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Core Ultra 7 155H and Core i5-6685R integrated GPUs.

Number of displays supported43
eDPno data+
DisplayPort-+
HDMI-+
DVIno data+

Graphics image quality

Maximum display resolutions supported by Core Ultra 7 155H and Core i5-6685R integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.44096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)4096x2304@24Hz
Max resolution over eDP3840x2400 @ 120Hz4096x2304@60Hz
Max resolution over DisplayPort7680 x 4320 @ 60Hz4096x2304@60Hz
Max resolution over VGAno dataN/A

Graphics API support

APIs supported by Core Ultra 7 155H and Core i5-6685R integrated GPUs, sometimes API versions are included.

DirectX12.212
OpenGL4.64.5

Peripherals

Specifications and connection of peripherals supported by Core Ultra 7 155H and Core i5-6685R.

PCIe version5.03.0
PCI Express lanes816
PCI support5.0 and 4.0no data

Pros & cons summary


Recency 14 December 2023 22 April 2016
Physical cores 16 4
Threads 22 4
Power consumption (TDP) 28 Watt 65 Watt

Ultra 7 155H has an age advantage of 7 years, 300% more physical cores and 450% more threads, and 132.1% lower power consumption.

We couldn't decide between Core Ultra 7 155H and Core i5-6685R. We've got no test results to judge.

Be aware that Core Ultra 7 155H is a notebook processor while Core i5-6685R is a desktop one.


Should you still have questions on choice between Core Ultra 7 155H and Core i5-6685R, 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 Ultra 7 155H
Core Ultra 7 155H
Intel Core i5-6685R
Core i5-6685R

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.


3.8 496 votes

Rate Core Ultra 7 155H on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

No user ratings yet.

Rate Core i5-6685R on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core Ultra 7 155H or Core i5-6685R, agree or disagree with our judgements, or report an error or mismatch.