Ultra 7 265KF vs i7-660UM

VS

Aggregate performance score

Core i7-660UM
2010
2 cores / 4 threads, 18 Watt
0.81
Core Ultra 7 265KF
2024
20 cores / 20 threads, 125 Watt
37.07
+4477%

Core Ultra 7 265KF outperforms Core i7-660UM by a whopping 4477% based on our aggregate benchmark results.

Primary details

Comparing Core i7-660UM and Core Ultra 7 265KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking260889
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data97.72
Market segmentLaptopDesktop processor
SeriesIntel Core i7no data
Power efficiency4.2628.05
Architecture codenameArrandale (2010−2011)Arrow Lake-S (2024−2025)
Release date24 May 2010 (14 years ago)24 October 2024 (less than a year ago)
Launch price (MSRP)$317$379

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-660UM and Core Ultra 7 265KF 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)20 (Icosa-Core)
Threads420
Base clock speed1.33 GHz3.9 GHz
Boost clock speed2.4 GHz5.5 GHz
Bus typeDMI 1.0no data
Bus rate1 × 2.5 GT/sno data
Multiplier10no data
L1 cache64 KB (per core)112 KB (per core)
L2 cache256 KB (per core)3 MB (per core)
L3 cache4 MB (shared)30 MB (shared)
Chip lithography32 nm3 nm
Die size81+144 mm2243 mm2
Maximum core temperature105 °Cno data
Number of transistors382+177 Million17,800 million
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier-+

Compatibility

Information on Core i7-660UM and Core Ultra 7 265KF 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 configuration1 (Uniprocessor)1
SocketBGA12881851
Power consumption (TDP)18 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-660UM and Core Ultra 7 265KF. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2no data
AES-NI++
FMA+-
AVX-+
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology+no data
Hyper-Threading Technology+no data
TSX-+
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
PAE36 Bitno data
FDI+no data
Fast Memory Access+no data

Security technologies

Core i7-660UM and Core Ultra 7 265KF technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-660UM and Core Ultra 7 265KF are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-660UM and Core Ultra 7 265KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-800DDR5
Maximum memory size8 GBno data
Max memory channels2no data
Maximum memory bandwidth12.799 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics for Previous Generation Intel ProcessorsN/A
Clear Video+no data
Clear Video HD+no data
Graphics max frequency500 MHzno data

Graphics interfaces

Available interfaces and connections of Core i7-660UM and Core Ultra 7 265KF integrated GPUs.

Number of displays supported2no data

Peripherals

Specifications and connection of peripherals supported by Core i7-660UM and Core Ultra 7 265KF.

PCIe version2.05.0
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.

i7-660UM 0.81
Ultra 7 265KF 37.07
+4477%

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.

i7-660UM 1284
Ultra 7 265KF 58883
+4486%

Gaming performance

Pros & cons summary


Performance score 0.81 37.07
Recency 24 May 2010 24 October 2024
Physical cores 2 20
Threads 4 20
Chip lithography 32 nm 3 nm
Power consumption (TDP) 18 Watt 125 Watt

i7-660UM has 594.4% lower power consumption.

Ultra 7 265KF, on the other hand, has a 4476.5% higher aggregate performance score, an age advantage of 14 years, 900% more physical cores and 400% more threads, and a 966.7% more advanced lithography process.

The Core Ultra 7 265KF is our recommended choice as it beats the Core i7-660UM in performance tests.

Be aware that Core i7-660UM is a notebook processor while Core Ultra 7 265KF is a desktop one.


Should you still have questions on choice between Core i7-660UM and Core Ultra 7 265KF, ask them in Comments section, and we shall answer.

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Intel Core i7-660UM
Core i7-660UM
Intel Core Ultra 7 265KF
Core Ultra 7 265KF

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Community ratings

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