Ultra 5 226V vs i5-8257U

VS

Aggregate performance score

Core i5-8257U
2019
4 cores / 8 threads, 15 Watt
4.70
Core Ultra 5 226V
2024
8 cores / 8 threads, 17 Watt
12.06
+157%

Core Ultra 5 226V outperforms Core i5-8257U by a whopping 157% based on our aggregate benchmark results.

Primary details

Comparing Core i5-8257U and Core Ultra 5 226V processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1277643
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core i5no data
Power efficiency29.5066.79
Architecture codenameCoffee Lake-U (2018−2019)Lunar Lake (2024)
Release date10 July 2019 (5 years ago)24 September 2024 (less than a year ago)

Detailed specifications

Core i5-8257U and Core Ultra 5 226V 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)8 (Octa-Core)
Threads88
Base clock speed1.4 GHz2.1 GHz
Boost clock speed3.9 GHz4.5 GHz
Bus rate4 GT/s37 MHz
L1 cache256 KB192 KB (per core)
L2 cache1 MB2.5 MB (per core)
L3 cache6 MB8 MB (shared)
Chip lithography14 nm3 nm
Maximum core temperature100 °C100 °C
64 bit support++
Windows 11 compatibility+no data

Compatibility

Information on Core i5-8257U and Core Ultra 5 226V 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
SocketFCBGA1528Intel BGA 2833
Power consumption (TDP)15 Watt17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-8257U and Core Ultra 5 226V. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2no data
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
eDRAM128 MBno data
Speed Shift+no data
My WiFi+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX-+
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data

Security technologies

Core i5-8257U and Core Ultra 5 226V technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB+no data
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 i5-8257U and Core Ultra 5 226V are enumerated here.

AMD-V+-
VT-d++
VT-x++
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-8257U and Core Ultra 5 226V. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5
Maximum memory size32 GBno data
Max memory channels2no data
Maximum memory bandwidth37.5 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel Iris Plus Graphics 645Arc 130V
Max video memory32 GBno data
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.05 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i5-8257U and Core Ultra 5 226V integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core i5-8257U and Core Ultra 5 226V integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@30Hzno data
Max resolution over eDP4096x2304@60Hzno data
Max resolution over DisplayPort4096x2304@60Hzno data

Graphics API support

APIs supported by Core i5-8257U and Core Ultra 5 226V integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i5-8257U and Core Ultra 5 226V.

PCIe version3.05.0
PCI Express lanes164

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.

i5-8257U 4.70
Ultra 5 226V 12.06
+157%

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.

i5-8257U 7462
Ultra 5 226V 19151
+157%

Geekbench 5.5 Multi-Core

i5-8257U 3858
Ultra 5 226V 8704
+126%

Blender(-)

i5-8257U 714
+101%
Ultra 5 226V 355

Geekbench 5.5 Single-Core

i5-8257U 948
Ultra 5 226V 1852
+95.4%

7-Zip Single

i5-8257U 4083
Ultra 5 226V 5305
+29.9%

7-Zip

i5-8257U 19620
Ultra 5 226V 33099
+68.7%

Gaming performance

Pros & cons summary


Performance score 4.70 12.06
Recency 10 July 2019 24 September 2024
Physical cores 4 8
Chip lithography 14 nm 3 nm
Power consumption (TDP) 15 Watt 17 Watt

i5-8257U has 13.3% lower power consumption.

Ultra 5 226V, on the other hand, has a 156.6% higher aggregate performance score, an age advantage of 5 years, 100% more physical cores, and a 366.7% more advanced lithography process.

The Core Ultra 5 226V is our recommended choice as it beats the Core i5-8257U in performance tests.


Should you still have questions on choice between Core i5-8257U and Core Ultra 5 226V, ask them in Comments section, and we shall answer.

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Intel Core i5-8257U
Core i5-8257U
Intel Core Ultra 5 226V
Core Ultra 5 226V

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Community ratings

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Questions & comments

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