Ultra 9 288V vs i7-1255U

VS

Aggregate performance score

Core i7-1255U
2022
10 cores / 12 threads, 15 Watt
8.53
Core Ultra 9 288V
2024
8 cores / 8 threads, 30 Watt
12.52
+46.8%

Core Ultra 9 288V outperforms Core i7-1255U by a considerable 47% based on our aggregate benchmark results.

Primary details

Comparing Core i7-1255U and Core Ultra 9 288V processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking896623
Place by popularity74not in top-100
Market segmentLaptopLaptop
SeriesIntel Alder Lake-Mno data
Power efficiency53.7839.47
Architecture codenameAlder Lake-U (2022)Lunar Lake (2024)
Release date23 February 2022 (2 years ago)24 September 2024 (less than a year ago)

Detailed specifications

Core i7-1255U and Core Ultra 9 288V 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 cores10 (Deca-Core)8 (Octa-Core)
Threads128
Base clock speed1.7 GHz3.3 GHz
Boost clock speed4.7 GHz5.1 GHz
Bus rateno data37 MHz
L1 cache80K (per core)192 KB (per core)
L2 cache1.25 MB (per core)2.5 MB (per core)
L3 cache12 MB (shared)12 MB (shared)
Chip lithography10 nm3 nm
Maximum core temperature100 °C100 °C
64 bit support++
Windows 11 compatibility+no data

Compatibility

Information on Core i7-1255U and Core Ultra 9 288V 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
SocketIntel BGA 1744FCBGA2833
Power consumption (TDP)15 Watt30 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-1255U and Core Ultra 9 288V. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
FMA+-
AVX++
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Hyper-Threading Technologyno data-
TSX++
Thermal Monitoring-+
Turbo Boost Max 3.0no data+
Deep Learning Boost-+
Supported AI Software Frameworks-OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN

Security technologies

Core i7-1255U and Core Ultra 9 288V technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-1255U and Core Ultra 9 288V are enumerated here.

VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-1255U and Core Ultra 9 288V. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4, DDR5DDR5
Maximum memory sizeno data32 GB
Max memory channelsno data2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel Iris Xe Graphics G7 96EUs ( - 1250 MHz)Intel Arc Graphics 140V
Quick Sync Video-+
Graphics max frequencyno data2.05 GHz

Graphics interfaces

Available interfaces and connections of Core i7-1255U and Core Ultra 9 288V integrated GPUs.

Number of displays supportedno data3

Graphics image quality

Maximum display resolutions supported by Core i7-1255U and Core Ultra 9 288V integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)
Max resolution over eDPno data3840x2400 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i7-1255U and Core Ultra 9 288V integrated GPUs, sometimes API versions are included.

DirectXno data12.2
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Core i7-1255U and Core Ultra 9 288V.

PCIe version4.05.0
PCI Express lanes204
PCI supportno data5.0 and 4.0

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.

i7-1255U 8.53
Ultra 9 288V 12.52
+46.8%

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.

i7-1255U 13544
Ultra 9 288V 19895
+46.9%

CrossMark Overall

i7-1255U 1465
Ultra 9 288V 1654
+12.9%

WebXPRT 4 Overall

i7-1255U 233
Ultra 9 288V 342
+46.8%

Geekbench 6.3 Multi-Core

i7-1255U 7914
Ultra 9 288V 11069
+39.9%

Gaming performance

Pros & cons summary


Performance score 8.53 12.52
Integrated graphics card 9.47 13.29
Recency 23 February 2022 24 September 2024
Physical cores 10 8
Threads 12 8
Chip lithography 10 nm 3 nm
Power consumption (TDP) 15 Watt 30 Watt

i7-1255U has 25% more physical cores and 50% more threads, and 100% lower power consumption.

Ultra 9 288V, on the other hand, has a 46.8% higher aggregate performance score, 40.3% faster integrated GPU, an age advantage of 2 years, and a 233.3% more advanced lithography process.

The Core Ultra 9 288V is our recommended choice as it beats the Core i7-1255U in performance tests.


Should you still have questions on choice between Core i7-1255U and Core Ultra 9 288V, 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 i7-1255U
Core i7-1255U
Intel Core Ultra 9 288V
Core Ultra 9 288V

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.


3.7 823 votes

Rate Core i7-1255U on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3 35 votes

Rate Core Ultra 9 288V on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i7-1255U or Core Ultra 9 288V, agree or disagree with our judgements, or report an error or mismatch.