Ultra 5 245KF vs Athlon II X4 635

VS

Aggregate performance score

Athlon II X4 635
2010
4 cores / 4 threads, 95 Watt
1.41
Core Ultra 5 245KF
2024
14 cores / 14 threads, 125 Watt
27.54
+1853%

Core Ultra 5 245KF outperforms Athlon II X4 635 by a whopping 1853% based on our aggregate benchmark results.

Primary details

Comparing Athlon II X4 635 and Core Ultra 5 245KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2219176
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.8681.94
Market segmentDesktop processorDesktop processor
Power efficiency1.4020.74
Architecture codenamePropus (2009−2011)Arrow Lake-S (2024−2025)
Release date25 January 2010 (14 years ago)24 October 2024 (less than a year ago)
Launch price (MSRP)$70$294

Cost-effectiveness evaluation

Performance per price, higher is better.

Ultra 5 245KF has 2765% better value for money than Athlon II X4 635.

Detailed specifications

Athlon II X4 635 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)
Threads414
Base clock speed2.9 GHz4.2 GHz
Boost clock speed2.9 GHz5.2 GHz
L1 cache128 KB (per core)112 KB (per core)
L2 cache512 KB (per core)3 MB (per core)
L3 cache0 KB24 MB (shared)
Chip lithography45 nm3 nm
Die size169 mm2243 mm2
Number of transistors300 million17,800 million
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on Athlon II X4 635 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
SocketAM31851
Power consumption (TDP)95 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II X4 635 and Core Ultra 5 245KF. You'll probably need this information if you require some particular technology.

AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)no data+
TSX-+

Security technologies

Athlon II X4 635 and Core Ultra 5 245KF technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II X4 635 and Core Ultra 5 245KF are enumerated here.

VT-dno data+
VT-xno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II X4 635 and Core Ultra 5 245KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataN/A

Peripherals

Specifications and connection of peripherals supported by Athlon II X4 635 and Core Ultra 5 245KF.

PCIe version2.05.0
PCI Express lanesno data20

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.

Athlon II X4 635 1.41
Ultra 5 245KF 27.54
+1853%

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.

Athlon II X4 635 2237
Ultra 5 245KF 43751
+1856%

Gaming performance

Pros & cons summary


Performance score 1.41 27.54
Recency 25 January 2010 24 October 2024
Physical cores 4 14
Threads 4 14
Chip lithography 45 nm 3 nm
Power consumption (TDP) 95 Watt 125 Watt

Athlon II X4 635 has 31.6% lower power consumption.

Ultra 5 245KF, on the other hand, has a 1853.2% higher aggregate performance score, an age advantage of 14 years, 250% more physical cores and 250% more threads, and a 1400% more advanced lithography process.

The Core Ultra 5 245KF is our recommended choice as it beats the Athlon II X4 635 in performance tests.


Should you still have questions on choice between Athlon II X4 635 and Core Ultra 5 245KF, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD Athlon II X4 635
Athlon II X4 635
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.


3.7 219 votes

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Questions & comments

Here you can ask a question about Athlon II X4 635 or Core Ultra 5 245KF, agree or disagree with our judgements, or report an error or mismatch.