Ultra 5 245KF vs i7-920XM

VS

Aggregate performance score

Core i7-920XM
2009
4 cores / 8 threads, 55 Watt
1.23
Core Ultra 5 245KF
2024
14 cores / 14 threads, 125 Watt
27.68
+2150%

Core Ultra 5 245KF outperforms Core i7-920XM by a whopping 2150% based on our aggregate benchmark results.

Primary details

Comparing Core i7-920XM and Core Ultra 5 245KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2326176
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data82.57
Market segmentLaptopDesktop processor
SeriesIntel Core i7no data
Power efficiency2.1220.94
Architecture codenameClarksfield (2009−2010)Arrow Lake-S (2024−2025)
Release date23 September 2009 (15 years ago)24 October 2024 (less than a year ago)
Launch price (MSRP)$1,054$294

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-920XM and Core Ultra 5 245KF 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)14 (Tetradeca-Core)
Performance-coresno data6
Efficient-coresno data8
Threads814
Base clock speed2 GHz4.2 GHz
Boost clock speed3.2 GHz5.2 GHz
Bus rate2500 MHzno data
L1 cache64 KB (per core)112 KB (per core)
L2 cache256 KB (per core)3 MB (per core)
L3 cache8 MB (shared)24 MB (shared)
Chip lithography45 nm3 nm
Die size296 mm2243 mm2
Maximum core temperature100 °Cno data
Number of transistors774 million17,800 million
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier+-

Compatibility

Information on Core i7-920XM and Core Ultra 5 245KF 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
SocketFCPGA988,PGA988FCLGA1851
Power consumption (TDP)55 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-920XM and Core Ultra 5 245KF. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology+2.0
Hyper-Threading Technology+no data
TSX-+
Idle States++
Thermal Monitoring++
Demand Based Switching-no data
PAE36 Bitno data
Deep Learning Boost-+
Supported AI Software Frameworks-OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN

Security technologies

Core i7-920XM and Core Ultra 5 245KF technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-920XM and Core Ultra 5 245KF are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-920XM and Core Ultra 5 245KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-1066, DDR3-1333DDR5-6400
Maximum memory size8 GB192 GB
Max memory channels22
Maximum memory bandwidth21 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardNoneN/A

Peripherals

Specifications and connection of peripherals supported by Core i7-920XM and Core Ultra 5 245KF.

PCIe version25.0 and 4.0
PCI Express lanes1620

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.

i7-920XM 1.23
Ultra 5 245KF 27.68
+2150%

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.

i7-920XM 1950
Ultra 5 245KF 43973
+2155%

Gaming performance

Pros & cons summary


Performance score 1.23 27.68
Recency 23 September 2009 24 October 2024
Physical cores 4 14
Threads 8 14
Chip lithography 45 nm 3 nm
Power consumption (TDP) 55 Watt 125 Watt

i7-920XM has 127.3% lower power consumption.

Ultra 5 245KF, on the other hand, has a 2150.4% higher aggregate performance score, an age advantage of 15 years, 250% more physical cores and 75% more threads, and a 1400% more advanced lithography process.

The Core Ultra 5 245KF is our recommended choice as it beats the Core i7-920XM in performance tests.

Be aware that Core i7-920XM is a notebook processor while Core Ultra 5 245KF is a desktop one.


Should you still have questions on choice between Core i7-920XM and Core Ultra 5 245KF, ask them in Comments section, and we shall answer.

Vote for your favorite

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Intel Core i7-920XM
Core i7-920XM
Intel Core Ultra 5 245KF
Core Ultra 5 245KF

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Community ratings

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


4.6 25 votes

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Questions & comments

Here you can ask a question about Core i7-920XM or Core Ultra 5 245KF, agree or disagree with our judgements, or report an error or mismatch.