INTEL

Intel Pentium 4 HT 561

Intel processor specifications and benchmark scores

1
Cores
2
Threads
GHz Boost
115W
TDP
🖥️Integrated GPU

Intel Pentium 4 HT 561 Specifications

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Pentium 4 HT 561 Core Configuration

Processing cores and threading

The Intel Pentium 4 HT 561 features 1 physical cores and 2 threads, which directly impacts multi-threaded performance in CPU benchmarks. More cores allow the processor to handle parallel workloads efficiently, improving performance in video editing, 3D rendering, and multitasking scenarios. Thread count determines how many simultaneous tasks the CPU can process, with higher thread counts benefiting productivity applications and content creation workflows.

Cores
1
Threads
2
SMP CPUs
1
⏱️

Pentium 4 HT 561 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Pentium 4 HT 561 benchmark performance, measured in GHz. The base clock represents the guaranteed operating frequency, while the boost clock indicates maximum single-core performance under optimal conditions. Higher clock speeds translate to faster single-threaded performance, which is essential for gaming and applications that don't fully utilize multiple cores. The Pentium 4 HT 561 by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
3.6 GHz
Boost Clock
N/A
Multiplier
18x
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Intel's Pentium 4 HT 561 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Pentium 4 HT 561 processor die. L1 cache provides the fastest access for frequently used data, while L2 and L3 caches offer progressively larger storage with slightly higher latency. Larger cache sizes significantly improve CPU benchmark scores by reducing memory access times. The Pentium 4 HT 561's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
16 KB
L2 Cache
1 MB
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NetBurst Architecture & Process

Manufacturing and design details

The Intel Pentium 4 HT 561 is built on Intel's 90 nm manufacturing process, which determines power efficiency and thermal characteristics. Smaller process nodes allow for more transistors in the same space, enabling higher performance per watt. The architecture defines how the processor handles instructions and manages data flow, directly impacting benchmark results across different workload types. Modern CPU architectures like the one in Pentium 4 HT 561 incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
NetBurst
Codename
Prescott
Process Node
90 nm
Foundry
Intel
Transistors
125 million
Die Size
109 mm²
Generation
Pentium 4 HT (Prescott)
🔢

NetBurst Instruction Set Features

Supported CPU instructions and extensions

The Pentium 4 HT 561 by Intel supports various instruction set extensions that enable optimized performance for specific workloads. SIMD instructions like SSE and AVX accelerate multimedia, scientific computing, and AI workloads by processing multiple data points simultaneously. Features like AES-NI provide hardware-accelerated encryption, while AVX-512 (if supported) enables advanced vector processing for data centers and high-performance computing. These instruction sets are critical for software compatibility and performance in modern applications.

MMX
SSE
SSE2
SSE3
Intel 64
🔌

Pentium 4 HT 561 Power & Thermal

TDP and power specifications

The Intel Pentium 4 HT 561 has a TDP (Thermal Design Power) of 115W, indicating the cooling solution required for sustained operation. TDP affects both system power consumption and the type of cooler needed. Lower TDP processors are ideal for compact builds and laptops, while higher TDP chips typically offer better sustained performance in demanding CPU benchmarks. Understanding power requirements helps ensure your system can deliver consistent performance without thermal throttling.

TDP
115W
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Intel Socket 775 Platform & Socket

Compatibility information

The Pentium 4 HT 561 uses the Intel Socket 775 socket, which determines motherboard compatibility. Choosing the right platform is essential for building a system around this processor. The socket type also influences available features like PCIe lanes, memory support, and upgrade paths. When comparing CPU benchmarks, ensure you're looking at processors compatible with your existing or planned motherboard to make informed purchasing decisions.

Socket
Intel Socket 775
PCIe
Gen 2
Package
FC-LGA4
DDR5

Intel Socket 775 Memory Support

RAM compatibility and speeds

Memory support specifications for the Pentium 4 HT 561 define which RAM types and speeds are compatible. Faster memory can significantly improve CPU benchmark performance, especially in memory-intensive applications and gaming. The memory controller integrated into the Pentium 4 HT 561 determines maximum supported speeds and channels. Dual-channel or quad-channel memory configurations can double or quadruple memory bandwidth, providing noticeable performance gains in content creation and scientific workloads.

Memory Type
DDR1, DDR2, DDR3
Memory Bus
Dual-channel
🖥️

Intel's Pentium 4 HT 561 Integrated Graphics

Built-in GPU specifications

The Intel Pentium 4 HT 561 includes integrated graphics, eliminating the need for a dedicated GPU in basic computing scenarios. Integrated graphics are ideal for office productivity, video playback, and light gaming. While not designed for demanding GPU benchmarks, the iGPU in the Pentium 4 HT 561 provides hardware video encoding and decoding capabilities. This makes the processor suitable for compact builds, HTPCs, and systems where power efficiency is prioritized over gaming performance.

iGPU
On certain motherboards (Chipset feature)
Graphics Model
On certain motherboards (Chipset feature)
📦

Pentium 4 HT 561 Product Information

Release and pricing details

The Intel Pentium 4 HT 561 is manufactured by Intel and represents their commitment to delivering competitive CPU performance. Understanding the release date and pricing helps contextualize benchmark comparisons with other processors from the same generation. Launch pricing provides a baseline for evaluating value, though street prices often differ. Whether you're building a new system or upgrading, the Pentium 4 HT 561 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Jun 2005
Market
Desktop
Status
End-of-life
Part Number
SL7L9

Pentium 4 HT 561 Benchmark Scores

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No benchmark data available for this CPU.

About Intel Pentium 4 HT 561

The Intel Pentium 4 HT 561 processor is part of Intel’s renowned Pentium 4 HT generation, built upon the Prescott architecture. This processor utilizes a 90 nm manufacturing process, which was a significant advancement at the time, offering improved clock speeds and thermal performance compared to its predecessors. With a single core and hyper-threading technology, the Intel Pentium 4 HT 561 enables two threads to be processed simultaneously, enhancing multitasking capabilities. Designed for the Socket 775 platform, this CPU was targeted toward mainstream desktop systems requiring reliable performance for day-to-day computing and modest multimedia tasks. Its base clock speed of 3.60 GHz positions the Intel Pentium 4 HT 561 as a competent choice in its market segment, balancing power consumption with processing speed. Given its age and architecture, the Intel Pentium 4 HT 561 remains relevant for legacy systems, but questions about its suitability for modern workloads continue to arise in corporate evaluations. When considering benchmark performance for the Intel Pentium 4 HT 561 processor, there is a notable scarcity of recent data, highlighting the processor’s role as an early 2000s computing solution. Its TDP of 115W indicates a higher thermal output, which necessitates adequate cooling solutions to maintain operational stability. While no comprehensive benchmark data is available, the processor's specifications suggest it was optimized for basic office applications, web browsing, and light multimedia tasks at the time of release. In benchmarking scenarios of its era, the Intel Pentium 4 HT 561 would typically demonstrate performance that was competitive within budget-conscious markets but would lag behind modern multi-core processors in raw computational power. Its hyper-threading capability did provide some performance benefits on multithreaded tasks, but overall, it remains limited by its architecture and process technology. Therefore, organizations considering this processor today must evaluate whether legacy system performance, rather than benchmark scores, aligns with their operational needs. The market segment targeted by the Intel Pentium 4 HT 561 primarily includes mainstream desktop users, small business office environments, and budget-conscious consumers during its release. It was designed to provide a balance between cost and performance, making it suitable for general computing tasks and light productivity applications. For enterprises maintaining legacy infrastructures, the Intel Pentium 4 HT 561 offers compatibility with older motherboards and software ecosystems. However, due to its limited core count and outdated architecture, it is not positioned for high-performance computing or demanding multimedia processing. The processor’s emphasis on efficient single-threaded performance marked its appeal for affordable office desktops rather than high-end workstations. As market demands shifted towards multi-core and energy-efficient solutions, the Intel Pentium 4 HT 561’s role diminished, but it continued to serve niche segments that required reliable, if modest, computing power. Build recommendations for the Intel Pentium 4 HT 561 processor should account for its thermal footprint and socket compatibility. Given its 115W TDP, engineers should prioritize robust cooling solutions with appropriate heatsinks and airflow to prevent thermal throttling or system instability. Systems built around the Intel Pentium 4 HT 561 require motherboards equipped with Socket 775 and support for DDR2 RAM, which was standard at the time of its release. For legacy upgrades, ensure that power supplies and BIOS firmware are compatible with this processor. When deploying the Intel Pentium 4 HT 561 in new builds, it is important to recognize its limitations in terms of energy efficiency and processing capabilities compared to modern CPUs. These build configurations are best suited for retro-computing, educational purposes, or environments where compatibility with older hardware is essential. For organizations considering this processor, questions should be asked about future scalability, maintenance, and the overall longevity of a system based on the Intel Pentium 4 HT 561.

The AMD Equivalent of Pentium 4 HT 561

Looking for a similar processor from AMD? The AMD Ryzen 5 1400 offers comparable performance and features in the AMD lineup.

AMD Ryzen 5 1400

AMD • 4 Cores

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