Ultra 7 155U vs Atom D2500

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Aggregate performance score

Atom D2500
2011
2 cores / 2 threads, 10 Watt
0.15
Core Ultra 7 155U
2023
12 cores / 14 threads, 15 Watt
10.54
+6927%

Core Ultra 7 155U outperforms Atom D2500 by a whopping 6927% based on our aggregate benchmark results.

Primary details

Comparing Atom D2500 and Core Ultra 7 155U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking3314742
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel AtomIntel Meteor Lake-U
Power efficiency1.4266.50
Architecture codenameCedarview (2011−2012)Meteor Lake-P (2023)
Release date1 November 2011 (13 years ago)14 December 2023 (1 year ago)
Launch price (MSRP)no data$490

Detailed specifications

Atom D2500 and Core Ultra 7 155U 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 cores2 (Dual-core)12 (Dodeca-Core)
Threads214
Base clock speed1.86 GHz1.7 GHz
Boost clock speed1.87 GHz4.8 GHz
L1 cache64 KB (per core)112 KB (per core)
L2 cache512K (per core)2 MB (per core)
L3 cache0 KB12 MB (shared)
Chip lithography32 nmIntel 4 nm
Die size66 mm2no data
Maximum core temperature100 °C110 °C
Number of transistors176 millionno data
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on Atom D2500 and Core Ultra 7 155U 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
SocketFCBGA559FCBGA2049
Power consumption (TDP)10 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom D2500 and Core Ultra 7 155U. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE2, Intel® SSE3, Intel® SSSE3Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI-+
AVX-+
vProno data+
Enhanced SpeedStep (EIST)-+
Speed Shiftno data+
Turbo Boost Technology-no data
Hyper-Threading Technology++
TSX-+
Thermal Monitoring-+
Flex Memory Accessno data+
Demand Based Switching-no data
PAE36 Bitno data
Turbo Boost Max 3.0no data-
AMT-no data
HD Audio+no data
Deep Learning Boost-+
Supported AI Software Frameworks-OpenVINO™, WindowsML, ONNX RT

Security technologies

Atom D2500 and Core Ultra 7 155U technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDB++
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Atom D2500 and Core Ultra 7 155U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom D2500 and Core Ultra 7 155U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5
Maximum memory size4 GB96 GB
Max memory channels12
Maximum memory bandwidth6.4 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel GMAIntel® Graphics
Quick Sync Video-+
Graphics max frequencyno data1.95 GHz

Graphics interfaces

Available interfaces and connections of Atom D2500 and Core Ultra 7 155U integrated GPUs.

Number of displays supported24

Graphics image quality

Maximum display resolutions supported by Atom D2500 and Core Ultra 7 155U 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 Atom D2500 and Core Ultra 7 155U integrated GPUs, sometimes API versions are included.

DirectXno data12.2
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Atom D2500 and Core Ultra 7 155U.

PCIe versionno data4.0
PCI Express lanes412
PCI supportno data4.0
Total number of SATA ports2no data
Number of USB ports8no data

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.

Atom D2500 0.15
Ultra 7 155U 10.54
+6927%

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.

Atom D2500 241
Ultra 7 155U 16747
+6849%

Gaming performance

Pros & cons summary


Performance score 0.15 10.54
Recency 1 November 2011 14 December 2023
Physical cores 2 12
Threads 2 14
Power consumption (TDP) 10 Watt 15 Watt

Atom D2500 has 50% lower power consumption.

Ultra 7 155U, on the other hand, has a 6926.7% higher aggregate performance score, an age advantage of 12 years, and 500% more physical cores and 600% more threads.

The Core Ultra 7 155U is our recommended choice as it beats the Atom D2500 in performance tests.


Should you still have questions on choice between Atom D2500 and Core Ultra 7 155U, ask them in Comments section, and we shall answer.

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Intel Atom D2500
Atom D2500
Intel Core Ultra 7 155U
Core Ultra 7 155U

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


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Questions & comments

Here you can ask a question about Atom D2500 or Core Ultra 7 155U, agree or disagree with our judgements, or report an error or mismatch.