Intel Core i5-8257U vs Core i7-7920HQ

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Combined performance score

i7-7920HQ
4.83

Core i5-8257U outperforms Core i7-7920HQ by 2% in our combined benchmark results.

General info

Comparing Core i7-7920HQ and Core i5-8257U processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking11551126
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core i7Intel Core i5
Architecture codenameKaby Lake-H (2017)Coffee Lake-U (2018−2019)
Release date3 January 2017 (7 years old)10 July 2019 (4 years old)
Launch price (MSRP)$378no data
Current price$402 (1.1x MSRP)no data

Technical specs

Core i7-7920HQ and Core i5-8257U 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)
Threads88
Base clock speed3.1 GHz1.4 GHz
Boost clock speed4.1 GHz3.9 GHz
L1 cache64K (per core)256 KB
L2 cache256K (per core)1 MB
L3 cache8 MB (shared)6 MB
Chip lithography14 nm14 nm
Die size126 mm2no data
Maximum core temperature100 °C100 °C
64 bit support++
Windows 11 compatibility-+
Unlocked multiplierNoNo

Compatibility

Information on Core i7-7920HQ and Core i5-8257U 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
SocketFCBGA1440FCBGA1528
Power consumption (TDP)45 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7920HQ and Core i5-8257U. 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++
My WiFi++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX+-
Idle States++
Thermal Monitoring++
Flex Memory Access++
SIPP+-
Smart Response+no data
StatusDiscontinuedDiscontinued

Security technologies

Core i7-7920HQ and Core i5-8257U technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
Secure Key++
MPX++
Identity Protection++
SGXYes with Intel® MEYes with Intel® ME
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7920HQ and Core i5-8257U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7920HQ and Core i5-8257U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4
Maximum memory size64 GB32 GB
Max memory channels22
Maximum memory bandwidth37.5 GB/s37.5 GB/s
ECC memory support--

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 630Intel Iris Plus Graphics 645
Max video memory64 GB32 GB
Quick Sync Video++
Clear Video++
Clear Video HD++
Graphics max frequency1.1 GHz1.05 GHz
InTru 3D++

Graphics interfaces

Available interfaces and connections of Core i7-7920HQ and Core i5-8257U integrated GPUs.

Number of displays supported33
eDP++
DisplayPort++
HDMI++
DVI++

Graphics image quality

Maximum display resolutions supported by Core i7-7920HQ and Core i5-8257U integrated GPUs, including resolutions over different interfaces.

4K resolution support++
Max resolution over HDMI 1.44096x2304@30Hz4096x2304@30Hz
Max resolution over eDP4096x2304@60Hz4096x2304@60Hz
Max resolution over DisplayPort4096x2304@60Hz4096x2304@60Hz
Max resolution over VGAN/Ano data

Graphics API support

APIs supported by Core i7-7920HQ and Core i5-8257U integrated GPUs, sometimes API versions are included.

DirectX1212
OpenGL4.54.5

Peripherals

Specifications and connection of peripherals supported by Core i7-7920HQ and Core i5-8257U.

PCIe version3.03.0
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.

i7-7920HQ 4.83
i5-8257U 4.94
+2.3%

Core i5-8257U outperforms Core i7-7920HQ by 2% in our combined benchmark results.


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.

Benchmark coverage: 68%

i7-7920HQ 7412
i5-8257U 7587
+2.4%

Core i5-8257U outperforms Core i7-7920HQ by 2% in Passmark.

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.

Benchmark coverage: 42%

i7-7920HQ 1300
+5.6%
i5-8257U 1231

Core i7-7920HQ outperforms Core i5-8257U by 6% in GeekBench 5 Single-Core.

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.

Benchmark coverage: 42%

i7-7920HQ 4212
+5.2%
i5-8257U 4005

Core i7-7920HQ outperforms Core i5-8257U by 5% in GeekBench 5 Multi-Core.

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

Benchmark coverage: 15%

i7-7920HQ 814
+28.5%
i5-8257U 634

Core i7-7920HQ outperforms Core i5-8257U by 28% in Cinebench 15 64-bit multi-core.

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made 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 (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

Benchmark coverage: 15%

i7-7920HQ 163
+3.4%
i5-8257U 158

Core i7-7920HQ outperforms Core i5-8257U by 3% in Cinebench 15 64-bit single-core.

Gaming performance

Advantages and disadvantages


Performance score 4.83 4.94
Integrated graphics card 3.09 3.97
Recency 3 January 2017 10 July 2019
Power consumption (TDP) 45 Watt 15 Watt

We couldn't decide between Core i7-7920HQ and Core i5-8257U. The differences in performance seem too small.


Should you still have questions on choice between Core i7-7920HQ and Core i5-8257U, ask them in Comments section, and we shall answer.

User ratings

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i7-7920HQ
Core i7-7920HQ
Intel Core i5-8257U
Core i5-8257U

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Questions and comments

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