INTEL

Intel Pentium 4 HT 641

Intel processor specifications and benchmark scores

1
Cores
2
Threads
GHz Boost
86W
TDP
🖥️Integrated GPU

Intel Pentium 4 HT 641 Specifications

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Pentium 4 HT 641 Core Configuration

Processing cores and threading

The Intel Pentium 4 HT 641 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 641 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Pentium 4 HT 641 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 641 by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
3.2 GHz
Boost Clock
N/A
Multiplier
16x
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Intel's Pentium 4 HT 641 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Pentium 4 HT 641 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 641's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
28 KB
L2 Cache
2 MB
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NetBurst Architecture & Process

Manufacturing and design details

The Intel Pentium 4 HT 641 is built on Intel's 65 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 641 incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
NetBurst
Codename
Cedar Mill
Process Node
65 nm
Foundry
Intel
Transistors
188 million
Die Size
81 mm²
Generation
Pentium 4 HT (Cedar Mill)
🔢

NetBurst Instruction Set Features

Supported CPU instructions and extensions

The Pentium 4 HT 641 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 641 Power & Thermal

TDP and power specifications

The Intel Pentium 4 HT 641 has a TDP (Thermal Design Power) of 86W, 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
86W
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Intel Socket 775 Platform & Socket

Compatibility information

The Pentium 4 HT 641 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 641 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 641 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
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Intel's Pentium 4 HT 641 Integrated Graphics

Built-in GPU specifications

The Intel Pentium 4 HT 641 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 641 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 641 Product Information

Release and pricing details

The Intel Pentium 4 HT 641 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 641 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Jan 2006
Market
Desktop
Status
End-of-life
Part Number
SL94XSL9KF

Pentium 4 HT 641 Benchmark Scores

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No benchmark data available for this CPU.

About Intel Pentium 4 HT 641

The Intel Pentium 4 HT 641 is a single-core processor with Hyper-Threading, effectively presenting two threads to the operating system. Built on the 65nm Cedar Mill process, it operates at a 3.20 GHz base clock with an 86W TDP. This chip uses the venerable Socket 775 platform, which defined the mid-to-late 2000s PC ecosystem. Its architecture prioritized high clock speeds, a hallmark of the NetBurst lineage. While it lacks modern multi-core resources, its raw frequency was formidable for its era. The combination of a high GHz rating and HT support aimed to mitigate the inefficiencies of a single execution unit. For enthusiasts of retro hardware, the Pentium 4 HT 641 represents a specific performance tier within the LGA 775 roadmap. In practical terms, the 3.20 GHz clock speed delivers snappy responsiveness in lightweight operating systems and legacy applications. Hyper-Threading allows the single-core silicon to interleave instructions, improving throughput in multitasking scenarios. However, the 65nm Cedar Mill core is bound by the limitations of a narrow pipeline and modest cache. Web browsing with multiple tabs and modern media decoding will challenge this chip due to a lack of instruction set extensions. For office workloads like document editing and basic system administration, the processor remains competent. Thermal management is critical, as the 86W TDP can translate to significant heat under sustained load. Users should pair this CPU with robust cooling to maintain stability at its 3.20 GHz frequency. Productivity benchmarks from the mid-2000s positioned the Pentium 4 HT 641 competitively against other single-core offerings. In integer-heavy tasks, the high base clock yields strong raw throughput, while Hyper-Threading provides a measurable uplift in multithreaded synthetics. Real-world encoding and compression tasks benefit from the frequency advantage, albeit with lower efficiency than modern architectures. Gaming performance is CPU-bound in titles of that era, where the 3.20 GHz speed can push high frame rates at appropriate settings. As a footnote for collectors, the Intel Pentium 4 HT 641 often appears in retro benchmark databases as a high-clocked Cedar Mill example. For general productivity, the lack of native SSE3 or advanced instructions in some workloads can limit performance. Overall, it is a specialized choice for period-correct builds rather than a modern workstation solution. Platform requirements center on the Intel Socket 775 ecosystem, including chipsets like 945, 965, and P35. A stable ATX power supply capable of delivering clean 12V rails is necessary to support the 86W TDP. Memory choices typically range from DDR2-533 to DDR2-800, with dual-channel configurations offering the best bandwidth. For those assembling a retro rig, the LGA 775 Pentium 4 HT 641 pairs well with discrete GPUs from the GeForce 7 or Radeon X1000 series. Storage options should prioritize SATA SSDs for responsiveness, though IDE drives remain compatible. Considering price-to-performance in the used market, the value proposition is driven by platform cost and intended use case. Typical upgrade considerations include: - Motherboard availability and BIOS support for Cedar Mill CPUs - Adequate cooling solutions for an 86W TDP at 3.20 GHz - Memory compatibility and timings for DDR2 modules These factors determine whether the Pentium 4 HT 641 is a practical choice for a nostalgia-focused build.

The AMD Equivalent of Pentium 4 HT 641

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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