INTEL

Intel Mobile Pentium 4 HT 518

Intel processor specifications and benchmark scores

1
Cores
2
Threads
GHz Boost
88W
TDP
🖥️Integrated GPU

Intel Mobile Pentium 4 HT 518 Specifications

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Mobile Pentium 4 HT 518 Core Configuration

Processing cores and threading

The Intel Mobile Pentium 4 HT 518 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
⏱️

Mobile Pentium 4 HT 518 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Mobile Pentium 4 HT 518 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 Mobile Pentium 4 HT 518 by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.8 GHz
Boost Clock
N/A
Multiplier
21x
💾

Intel's Mobile Pentium 4 HT 518 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Mobile Pentium 4 HT 518 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 Mobile Pentium 4 HT 518's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

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

Manufacturing and design details

The Intel Mobile Pentium 4 HT 518 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 Mobile Pentium 4 HT 518 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
112 mm²
Generation
Mobile Pentium 4 HT (Prescott)
🔢

NetBurst Instruction Set Features

Supported CPU instructions and extensions

The Mobile Pentium 4 HT 518 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
🔌

Mobile Pentium 4 HT 518 Power & Thermal

TDP and power specifications

The Intel Mobile Pentium 4 HT 518 has a TDP (Thermal Design Power) of 88W, 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
88W
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Intel Socket 478 Platform & Socket

Compatibility information

The Mobile Pentium 4 HT 518 uses the Intel Socket 478 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 478
Package
µPGA
DDR5

Intel Socket 478 Memory Support

RAM compatibility and speeds

Memory support specifications for the Mobile Pentium 4 HT 518 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 Mobile Pentium 4 HT 518 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
🖥️

Intel's Mobile Pentium 4 HT 518 Integrated Graphics

Built-in GPU specifications

The Intel Mobile Pentium 4 HT 518 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 Mobile Pentium 4 HT 518 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)
📦

Mobile Pentium 4 HT 518 Product Information

Release and pricing details

The Intel Mobile Pentium 4 HT 518 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 Mobile Pentium 4 HT 518 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Jun 2004
Market
Mobile
Status
End-of-life
Part Number
SL7DSSL7N8

Mobile Pentium 4 HT 518 Benchmark Scores

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No benchmark data available for this CPU.

About Intel Mobile Pentium 4 HT 518

When you ask whether the Intel Mobile Pentium 4 HT 518 can handle everyday tasks, the answer is surprisingly nuanced. At 2.80 GHz and a modest 88 W TDP, it offers enough headroom for web browsing, office suites, and media playback without choking a laptop’s cooling system. Its single core with Hyper‑Threading presents two logical threads, which can keep light multitasking from feeling sluggish. However, the 90 nm process and 2004‑era architecture mean you’ll notice latency when juggling more demanding web applications. So, is it a viable choice for a modern commuter laptop, or does it belong in the realm of legacy systems?

For workstation workloads, the Pentium 4 HT 518 shows its age in a stark way. The lack of multiple cores makes any CPU‑bound rendering, CAD, or data‑analysis task crawl rather than sprint. Yet, its 2.80 GHz clock can still crunch simple spreadsheets or run legacy engineering tools that were tuned for the Prescott core. The Hyper‑Threading helps a bit, but you’ll quickly hit the bottleneck of the 88 W thermal envelope on sustained loads. Does this mean the processor is useless in a professional setting, or can it still serve niche, low‑intensity workstation roles?

From a value perspective, Intel’s Mobile Pentium 4 HT 518 sits at an interesting price‑performance crossroad. In the secondary market it can be acquired for a fraction of the cost of contemporary CPUs, which is attractive for hobbyists building retro notebooks. The trade‑off is obvious: you sacrifice modern instruction sets, power efficiency, and integrated graphics capabilities. If you’re looking to revive an old ThinkPad or run a dedicated kiosk with minimal software, the low entry price may outweigh the performance deficits. Conversely, for anyone expecting to run current operating systems with smooth multitasking, the value proposition quickly evaporates. So, is the cheap price enough to justify its inclusion in a new build, or does it merely serve as a nostalgic artifact?

Understanding platform requirements is essential before you slot the Intel Mobile Pentium 4 HT 518 into a system. It demands the legacy Intel Socket 478 motherboard, which restricts you to older chipsets and BIOS versions that may not support newer memory modules. You’ll also need a compatible 533 MHz front‑side bus and DDR‑266 SDRAM, limiting any upgrade path for RAM capacity or speed. The processor’s 88 W TDP calls for a robust cooling solution, typically a heat pipe‑based fan assembly found in early‑2000s laptops. With these constraints in mind, can you still find a suitable chassis, or will

The AMD Equivalent of Mobile Pentium 4 HT 518

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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