Core Ultra 5 225F vs Core 2 Extreme X7900

VS

Primary details

Comparing Core 2 Extreme X7900 and Core Ultra 5 225F processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2720not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesIntel Core 2 Extremeno data
Power efficiency1.50no data
Architecture codenameMerom (2006−2008)Arrow Lake-S (2024−2025)
Release date1 September 2007 (17 years ago)January 2025
Launch price (MSRP)$851no data

Detailed specifications

Core 2 Extreme X7900 and Core Ultra 5 225F 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)10 (Deca-Core)
Threads210
Base clock speed2.8 GHz3.3 GHz
Boost clock speed2.8 GHz4.9 GHz
Bus rate800 MHzno data
L1 cache128 KB112 KB (per core)
L2 cache4 MB3 MB (per core)
L3 cache0 KB21 MB (shared)
Chip lithography65 nm3 nm
Die size143 mm2243 mm2
Maximum core temperature100 °Cno data
Number of transistorsno data17,800 million
64 bit support++
Windows 11 compatibility-no data
VID voltage range1.1V-1.375Vno data

Compatibility

Information on Core 2 Extreme X7900 and Core Ultra 5 225F 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
SocketPPGA4781851
Power consumption (TDP)44 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Extreme X7900 and Core Ultra 5 225F. You'll probably need this information if you require some particular technology.

AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)++
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
TSX-+
Idle States-no data
Demand Based Switching-no data
AMT+no data
FSB parity-no data

Security technologies

Core 2 Extreme X7900 and Core Ultra 5 225F 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 2 Extreme X7900 and Core Ultra 5 225F are enumerated here.

VT-dno data+
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme X7900 and Core Ultra 5 225F. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataN/A

Peripherals

Specifications and connection of peripherals supported by Core 2 Extreme X7900 and Core Ultra 5 225F.

PCIe versionno data5.0
PCI Express lanesno data20

Pros & cons summary


Physical cores 2 10
Threads 2 10
Chip lithography 65 nm 3 nm
Power consumption (TDP) 44 Watt 65 Watt

Core 2 Extreme X7900 has 47.7% lower power consumption.

Ultra 5 225F, on the other hand, has 400% more physical cores and 400% more threads, and a 2066.7% more advanced lithography process.

We couldn't decide between Core 2 Extreme X7900 and Core Ultra 5 225F. We've got no test results to judge.

Be aware that Core 2 Extreme X7900 is a notebook processor while Core Ultra 5 225F is a desktop one.


Should you still have questions on choice between Core 2 Extreme X7900 and Core Ultra 5 225F, 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 2 Extreme X7900
Core 2 Extreme X7900
Intel Core Ultra 5 225F
Core Ultra 5 225F

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.


4.7 6 votes

Rate Core 2 Extreme X7900 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
5 1 vote

Rate Core Ultra 5 225F on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core 2 Extreme X7900 or Core Ultra 5 225F, agree or disagree with our judgements, or report an error or mismatch.