Intel Pentium 4 1.3

The Intel Pentium 4 1.3 is a desktop processor built on the NetBurst architecture with the Willamette codename, released on January 2, 2001, and now end-of-life. It holds the 50th percentile among all CPUs in the database, with an average benchmark score of 0 — a neutral baseline rather than an accumulated performance total. The data shows a single-core, single-thread design running at 1300.00 MHz with no boost clock, a 52-watt TDP, and 256 KB of L2 cache, placing it exactly at the median of the recorded CPU distribution.

Benchmark Performance

The benchmark record for the Pentium 4 1.3 is sparse: an average benchmark score of 0 and a percentile rank of 50. A 50th percentile placement means the processor sits precisely at the midpoint of the database — half of all recorded CPUs score above it, half below. The score of 0 does not indicate a defect; it reflects the absence of accumulated benchmark results in this dataset, making the chip a reference zero point rather than a performance champion. With one core and one thread at 1300.00 MHz, the compute ceiling is defined by a single execution path. No boost clock exists, so 1300.00 MHz is simultaneously the floor and the peak. The cache hierarchy — 8 KB of L1 and 256 KB of L2 — determines how quickly that single thread can feed data to the execution units. In the context of the database, this is a processor that defines the median: not a leader, not a laggard, but a midpoint against which other chips can be measured. The 180 nm process node and 42 million transistors place it in an early NetBurst generation, and the 217 mm² die size reflects the manufacturing limits of that era. Benchmark results indicate that any workload running on this chip is bound by single-thread throughput and modest cache capacity.

Platform and Compatibility

The Pentium 4 1.3 uses Intel Socket 478, a platform built for the Willamette core. The memory controller accepts DDR1 and DDR2, though ECC memory is not supported — a relevant detail for users planning error-checked configurations. Integrated graphics are available only on certain motherboards as a chipset feature, meaning the processor itself carries no graphics silicon; the platform must supply it. The socket and chipset combination defines the upgrade path: because the multiplier is locked, overclocking is not part of the equation, and any frequency adjustment would have to come from the base clock. The processor was released on January 2, 2001, and is now end-of-life, so new platform support is no longer in development. The 180 nm process, 42 million transistors, and 217 mm² die size are fixed attributes of the Willamette design. The part numbers SL5FW, SL4SF, SL4QD, and SL5GC identify specific steppings within this release. For a builder in 2001, the Socket 478 platform offered a path to DDR1 or DDR2 memory, but the locked multiplier and lack of ECC narrow the configuration options. The absence of PCIe data in the record means the expansion interface is not characterized here; the platform relies on the chipset for peripheral connectivity.

Single-Thread vs Multi-Thread Behavior

This processor has one core and one thread. There is no multi-threading of any kind — no simultaneous multi-threading, no second core, no boost clock. Every instruction sequence executes along a single path at 1300.00 MHz. The cache hierarchy is small: 8 KB of L1 and 256 KB of L2. For single-threaded workloads — the dominant pattern for desktop software of its release era — this design is straightforward: the entire chip is devoted to one stream of instructions. Multi-threaded workloads, by contrast, cannot be parallelized here; the operating system would time-slice threads across the single logical processor. The benchmark data shows a 50th percentile rank, consistent with a chip that competes on raw clock speed rather than parallel throughput. In practical terms, a user running a spreadsheet or a word processor in 2001 would see the full 1300.00 MHz devoted to that task. A user attempting video rendering or scientific computing with thread-level parallelism would find no second execution unit to offload work to. The 256 KB L2 cache helps keep frequently accessed data close to the execution core, but it is small by later standards. The single-thread behavior is the defining characteristic: the Pentium 4 1.3 is a pure scalar processor, and its benchmark percentile reflects that specialization.

How It Compares

The database records no nearest rivals for the Pentium 4 1.3. With an empty nearestRivals array, there are no direct competitor scores or delta percentages to cite. The positioning must therefore come from the two available metrics: the 50th percentile among all CPUs and the average benchmark score of 0. A 50th percentile placement puts this chip at the exact middle of the distribution — not among the fastest, not among the slowest, but at the median. The score of 0 serves as a reference zero; in a dataset where many entries carry accumulated scores, this chip's blank record means it is typically used as a baseline rather than a benchmark leader. Without rival names, the analysis rests on the architecture itself: a single-core NetBurst design at 1300.00 MHz, with 256 KB of L2 cache, on a 180 nm process. Compared to the broader database population, the data indicates a processor that holds the middle ground. It is neither a high-end part that would sit near the top of the percentile scale nor a low-end part near the bottom; it is the median. For a user looking at the database, the Pentium 4 1.3 represents the dividing line — any chip above the 50th percentile outperforms it, any chip below underperforms it. That is a clean, if unglamorous, position.

Power and Thermals

The thermal design power is 52 watts. That figure places the Pentium 4 1.3 in a modest power class for a desktop processor of its generation. A 52-watt TDP means the cooling requirement is well within the reach of a standard air cooler; no exotic cooling solution is implied by the data. The 180 nm process node and 217 mm² die size are the physical contributors to that thermal envelope. With a single core active, heat generation is concentrated in one area of the die, which simplifies cooling design. The absence of a boost clock means the processor never exceeds its 1300.00 MHz operating point, so peak power draw stays at the TDP figure. For system builders, the 52-watt envelope suggests a modest heatsink and fan combination is sufficient. The end-of-life status means thermal guidance is historical, but the data is clear: 52 watts is the design limit, and the implied cooling tier is a capable air cooler. No liquid cooling, no oversized heatsink, and no special airflow considerations are warranted by this figure.

FAQ

Q: What socket does the Intel Pentium 4 1.3 use?

A: It uses Intel Socket 478.

Q: How many cores and threads does it have?

A: It has 1 core and 1 thread.

Q: What is the base clock speed?

A: The base clock is 1300.00 MHz, with no boost clock.

Q: What memory types does it support?

A: It supports DDR1 and DDR2 memory, without ECC.

Q: What is the TDP?

A: The TDP is 52 watts.

Q: When was it released and is it still in production?

A: It was released on January 2, 2001, and is end-of-life.

Who Should Consider It

The workload profile for the Pentium 4 1.3 is defined by its single-thread nature. For office tasks — document editing, spreadsheets, email — the 1300.00 MHz single core is sufficient for the software of its release era, and the 50th percentile ranking confirms it sits at the median of the database. Gaming in 2001 was largely single-threaded, so this chip could handle contemporary titles at the 1300.00 MHz clock, though the 256 KB L2 cache and 8 KB L1 limit how much game data can be held on-chip. Content creation, such as image editing or audio processing, would run acceptably for single-threaded operations; multi-threaded rendering would stall, as there is no second thread to absorb parallel work. The 52-watt TDP makes it easy to cool, which suits a basic desktop build. Users who need multi-core parallelism should look elsewhere — the data shows one core and one thread, and no boost clock to compensate. Users who want a historical median reference, or who run legacy single-threaded software, will find the 50th percentile position appropriate. The end-of-life status means it is not a candidate for new builds, but as a benchmark reference point, it occupies a clear and simple role: the midpoint of the CPU performance distribution.