Ultra 5 245KF vs Opteron 146

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Aggregate performance score

Opteron 146
2003
1 core / 1 thread, 89 Watt
0.22
Core Ultra 5 245KF
2024
14 cores / 14 threads, 125 Watt
27.68
+12482%

Core Ultra 5 245KF outperforms Opteron 146 by a whopping 12482% based on our aggregate benchmark results.

Primary details

Comparing Opteron 146 and Core Ultra 5 245KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking3203176
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data82.57
Market segmentServerDesktop processor
Power efficiency0.2320.94
Architecture codenameSledgeHammer (2003−2005)Arrow Lake-S (2024−2025)
Release dateSeptember 2003 (21 year ago)24 October 2024 (less than a year ago)
Launch price (MSRP)$60$294

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Opteron 146 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 cores1 (Single-Core)14 (Tetradeca-Core)
Performance-coresno data6
Efficient-coresno data8
Threads114
Base clock speedno data4.2 GHz
Boost clock speed2 GHz5.2 GHz
L1 cache128 KB112 KB (per core)
L2 cache1 MB3 MB (per core)
L3 cache0 KB24 MB (shared)
Chip lithography130 nm3 nm
Die size193 mm2243 mm2
Number of transistors106 million17,800 million
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on Opteron 146 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
Socket940FCLGA1851
Power consumption (TDP)89 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Opteron 146 and Core Ultra 5 245KF. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)no data+
Speed Shiftno data+
Turbo Boost Technologyno data2.0
TSX-+
Idle Statesno data+
Thermal Monitoring-+
Deep Learning Boost-+
Supported AI Software Frameworks-OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN

Security technologies

Opteron 146 and Core Ultra 5 245KF technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Opteron 146 and Core Ultra 5 245KF are enumerated here.

VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Opteron 146 and Core Ultra 5 245KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR5-6400
Maximum memory sizeno data192 GB
Max memory channelsno data2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataN/A

Peripherals

Specifications and connection of peripherals supported by Opteron 146 and Core Ultra 5 245KF.

PCIe versionno data5.0 and 4.0
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.

Opteron 146 0.22
Ultra 5 245KF 27.68
+12482%

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.

Opteron 146 346
Ultra 5 245KF 43973
+12609%

Gaming performance

Pros & cons summary


Performance score 0.22 27.68
Physical cores 1 14
Threads 1 14
Chip lithography 130 nm 3 nm
Power consumption (TDP) 89 Watt 125 Watt

Opteron 146 has 40.4% lower power consumption.

Ultra 5 245KF, on the other hand, has a 12481.8% higher aggregate performance score, 1300% more physical cores and 1300% more threads, and a 4233.3% more advanced lithography process.

The Core Ultra 5 245KF is our recommended choice as it beats the Opteron 146 in performance tests.

Be aware that Opteron 146 is a server/workstation processor while Core Ultra 5 245KF is a desktop one.


Should you still have questions on choice between Opteron 146 and Core Ultra 5 245KF, ask them in Comments section, and we shall answer.

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AMD Opteron 146
Opteron 146
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 1 vote

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3.3 12 votes

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Questions & comments

Here you can ask a question about Opteron 146 or Core Ultra 5 245KF, agree or disagree with our judgements, or report an error or mismatch.