INTEL

Intel Pentium III 800

Intel processor specifications and benchmark scores

1
Cores
1
Threads
โ€”
GHz Boost
38W
TDP
๐Ÿ–ฅ๏ธIntegrated GPU

Intel Pentium III 800 Specifications

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Pentium III 800 Core Configuration

Processing cores and threading

The Intel Pentium III 800 features 1 physical cores and 1 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
1
SMP CPUs
1
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Pentium III 800 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Pentium III 800 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 III 800 by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
800 GHz
Boost Clock
N/A
Multiplier
6x
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Intel's Pentium III 800 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Pentium III 800 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 III 800'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
256 KB
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P6 Architecture & Process

Manufacturing and design details

The Intel Pentium III 800 is built on Intel's 180 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 III 800 incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
P6
Codename
Coppermine T
Process Node
180 nm
Foundry
Intel
Transistors
44 million
Die Size
80 mmยฒ
Generation
Pentium III (Coppermine T)
๐Ÿ”ข

P6 Instruction Set Features

Supported CPU instructions and extensions

The Pentium III 800 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
๐Ÿ”Œ

Pentium III 800 Power & Thermal

TDP and power specifications

The Intel Pentium III 800 has a TDP (Thermal Design Power) of 38W, 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
38W
๐Ÿ”ง

Intel Socket 370 Platform & Socket

Compatibility information

The Pentium III 800 uses the Intel Socket 370 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 370
Package
ยตPGA
DDR5

Intel Socket 370 Memory Support

RAM compatibility and speeds

Memory support specifications for the Pentium III 800 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 III 800 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.

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Intel's Pentium III 800 Integrated Graphics

Built-in GPU specifications

The Intel Pentium III 800 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 III 800 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)
๐Ÿ“ฆ

Pentium III 800 Product Information

Release and pricing details

The Intel Pentium III 800 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 III 800 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Jun 2001
Market
Desktop
Status
End-of-life
Part Number
SL5QD

Pentium III 800 Benchmark Scores

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No benchmark data available for this CPU.

About Intel Pentium III 800

The Intel Pentium III 800, launched in June 2001, represents a pivotal moment in Intel's transition to higher-performance desktop computing during the early 2000s. Built on a 180 nm process and featuring a single-core, single-thread design, this processor operated at a base clock speed of 800 MHz, leveraging the Coppermine T microarchitecture to deliver improved cache efficiency and multimedia performance over its predecessors. Designed for Intel Socket 370 motherboards, the Intel Pentium III 800 balanced modest thermal output (38W TDP) with capabilities suited to its era, such as basic productivity tasks and early 3D gaming. Its architecture, though rudimentary by modern standards, laid groundwork for advancements in Intel's subsequent processor lines.

As an aging processor with no available benchmark data, the Intel Pentium III 800โ€™s performance profile is best understood through historical context rather than quantitative metrics. During its release, the Intel Pentium III 800 competed effectively in mainstream computing, supporting Windows XP and early-2000s software, though its lack of multi-threading and limited cache hindered demanding applications. Today, its single-threaded performance is vastly outclassed by even entry-level modern CPUs, making it relevant only for retro computing enthusiasts or legacy systems. Without direct benchmark comparisons, the Intel Pentium III 800โ€™s legacy hinges on its role as a bridge between early GHz-era processors and later innovations like Hyper-Threading.

The Intel Pentium III 800 occupies a defunct price bracket, as it is no longer manufactured or sold for mainstream use. At launch, it targeted budget-conscious consumers and OEMs, offering a mid-tier blend of performance and affordability before being eclipsed by the Pentium 4 lineup. Today, the Intel Pentium III 800 holds negligible monetary value, with functional units fetching minimal prices in niche markets for vintage hardware. Potential buyers should prioritize compatibility and utility over cost, as the Intel Pentium III 800โ€™s practicality is constrained to specific retro or educational scenarios rather than modern computing demands.

Upgrading from the Intel Pentium III 800 presents significant challenges due to its outdated Socket 370 interface and architectural limitations. Modern CPUs require entirely different sockets and chipsets, necessitating a complete motherboard and likely platform overhaul, which often negates cost-effectiveness. For those clinging to its Socket 370 ecosystem, the Intel Pentium III 800 can be replaced by higher-clocked Pentium III variants or early Celeron models, though gains remain marginal. The Intel Pentium III 800โ€™s true successor path leads to the Pentium 4 or AMDโ€™s Athlon XP series, urging users to adopt newer architectures for meaningful performance improvements in contemporary workflows.

The AMD Equivalent of Pentium III 800

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 โ€ข 4 Cores

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