Ultra 7 265K vs i7-2640M

VS

Aggregate performance score

Core i7-2640M
2011
2 cores / 4 threads, 35 Watt
1.55
Core Ultra 7 265K
2024
20 cores / 20 threads, 125 Watt
37.11
+2294%

Core Ultra 7 265K outperforms Core i7-2640M by a whopping 2294% based on our aggregate benchmark results.

Primary details

Comparing Core i7-2640M and Core Ultra 7 265K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking211489
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data94.07
Market segmentLaptopDesktop processor
SeriesIntel Core i7no data
Power efficiency4.1928.10
Architecture codenameSandy Bridge (2011−2013)Arrow Lake-S (2024−2025)
Release date4 September 2011 (13 years ago)24 October 2024 (less than a year ago)
Launch price (MSRP)$346$394

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-2640M and Core Ultra 7 265K 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 speed2.8 GHz3.9 GHz
Boost clock speed3.5 GHz5.5 GHz
Bus typeDMI 2.0no data
Bus rate4 × 5 GT/sno data
Multiplier28no data
L1 cache128 KB112 KB (per core)
L2 cache512 KB3 MB (per core)
L3 cache4 MB30 MB (shared)
Chip lithography32 nm3 nm
Die size149 mm2243 mm2
Maximum core temperature100 °Cno data
Number of transistors624 Million17,800 million
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier-+

Compatibility

Information on Core i7-2640M and Core Ultra 7 265K 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
SocketFCBGA1023,PPGA9881851
Power consumption (TDP)35 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-2640M and Core Ultra 7 265K. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVXno data
AES-NI++
FMA+-
AVX++
vPro++
Enhanced SpeedStep (EIST)++
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
SIPP-+
Demand Based Switching-no data
FDI+no data
Fast Memory Access+no data

Security technologies

Core i7-2640M and Core Ultra 7 265K technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB+no data
Identity Protection+-
Anti-Theft+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-2640M and Core Ultra 7 265K 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 i7-2640M and Core Ultra 7 265K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5 Depends on motherboard
Maximum memory size16 GBno data
Max memory channels2no data
Maximum memory bandwidth228.707 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 3000Arc Xe2 Graphics 64EU
Quick Sync Video+-
Clear Video HD+no data
Graphics max frequency1.3 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-2640M and Core Ultra 7 265K integrated GPUs.

Number of displays supported2no data
eDP+no data
DisplayPort+-
HDMI+-
SDVO+no data
CRT+no data

Peripherals

Specifications and connection of peripherals supported by Core i7-2640M and Core Ultra 7 265K.

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.

i7-2640M 1.55
Ultra 7 265K 37.11
+2294%

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.

i7-2640M 2467
Ultra 7 265K 58946
+2289%

Gaming performance

Pros & cons summary


Performance score 1.55 37.11
Recency 4 September 2011 24 October 2024
Physical cores 2 20
Threads 4 20
Chip lithography 32 nm 3 nm
Power consumption (TDP) 35 Watt 125 Watt

i7-2640M has 257.1% lower power consumption.

Ultra 7 265K, on the other hand, has a 2294.2% higher aggregate performance score, an age advantage of 13 years, 900% more physical cores and 400% more threads, and a 966.7% more advanced lithography process.

The Core Ultra 7 265K is our recommended choice as it beats the Core i7-2640M in performance tests.

Be aware that Core i7-2640M is a notebook processor while Core Ultra 7 265K is a desktop one.


Should you still have questions on choice between Core i7-2640M and Core Ultra 7 265K, ask them in Comments section, and we shall answer.

Vote for your favorite

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Intel Core i7-2640M
Core i7-2640M
Intel Core Ultra 7 265K
Core Ultra 7 265K

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Community ratings

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4.2 345 votes

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Questions & comments

Here you can ask a question about Core i7-2640M or Core Ultra 7 265K, agree or disagree with our judgements, or report an error or mismatch.