Intel Celeron 445

The Intel Celeron 445 is a single-core processor from the Core 2 architecture, introduced in late August 2008 and now end-of-life. It holds a 50th percentile ranking among all CPUs in the benchmark database, placing it squarely in the middle of the performance distribution despite its minimal core count. The data shows a processor defined by its simplicity: one core, one thread, and a modest 1.867 GHz base clock with no boost capability.

Benchmark Performance

The benchmark results for the Celeron 445 are stark due to the absence of any scored workloads or nearest rivals in the dataset. The average benchmark score is recorded as zero, and the nearestRivals array is empty, meaning there is no direct quantitative comparison available from the database. This absence itself is informative — it suggests the processor was rarely submitted for testing or fell outside the typical benchmarking workflows of its era.

With a percentile ranking of 50, the Celeron 445 sits at the exact median of all CPUs ever tracked by the database. This percentile is not a measure of raw speed but of relative position; half of all processors score higher and half score lower. For a single-core, single-thread part from 2008, this median placement indicates that the processor was unremarkable even at launch — it was neither a performance outlier nor a complete laggard. The lack of any benchmark score means the percentile is derived from architectural characteristics rather than measured throughput, which further complicates any direct performance claims.

The 1.867 GHz base clock is the only clock speed listed, and with no boost clock, the processor operates at a fixed frequency. This fixed operation simplifies thermal and power behavior but also caps performance in bursty workloads where modern processors would temporarily boost clocks. The data does not support any statement about how this processor performs relative to specific rivals, as no rival names or delta percentages are provided.

Power and Thermals

The Celeron 445 carries a TDP of 65 watts, which classifies it in a moderate power envelope for its generation. This TDP figure implies a cooling solution that must dissipate heat at a sustained rate, but the single-core design keeps the thermal load concentrated in a small area of the die. The 65 nm process node, with 105 million transistors on a 77 mm² die, suggests a relatively dense layout for the time, though the single core means the actual heat-generating region is limited.

A 65-watt TDP typically aligns with a standard air cooler of the era — nothing exotic, but not a passive or low-profile solution. The architecture's fixed clock speed at 1.867 GHz means the processor does not experience thermal spikes from boost behavior, which can simplify cooling requirements in dense server or workstation chassis. The market segment is listed as Server/Workstation, which historically favored reliable, sustained operation over peak performance, and the 65-watt figure supports that positioning — powerful enough for dedicated tasks but not so hot as to require elaborate cooling infrastructure.

The absence of a boost clock also means the thermal design is straightforward: the processor always draws near its TDP when active, with no transient excursions. This predictability is a benefit in environments where thermal management is critical, such as 1U servers or embedded systems. However, the data offers no direct thermal measurements, so any statement about actual operating temperatures is qualitative.

Single-Thread vs Multi-Thread Behavior

With one core and one thread, the Celeron 445 has no multi-threaded capability whatsoever. This is a pure single-threaded processor, and its benchmark profile reflects that: the multi-thread performance is, by definition, identical to its single-thread performance, as there is no parallel execution possible. The data shows no separate scores for single-thread or multi-thread workloads, but the hardware configuration makes the distinction moot.

For real workloads, this means the processor can only execute one instruction stream at a time. Applications that scale with core count — modern video encoding, 3D rendering, or database queries — will see no benefit from this chip, as they cannot utilize more than one thread. Conversely, legacy single-threaded applications that are latency-sensitive, such as certain database transaction processing or sequential data parsing, might see acceptable performance for their era, given the fixed 1.867 GHz clock.

The split between single-thread and multi-thread behavior is therefore not a matter of scaling efficiency but of absolute capability. The processor is entirely dependent on its single core's throughput, which is limited by the 65 nm process and the Conroe-CL architecture's IPC. The 512 KB L2 cache is the only level beyond the 64 KB L1, and this small cache size likely becomes a bottleneck for workloads with larger working sets, as the processor must repeatedly access system memory. The dual-channel memory bus, supporting DDR1, DDR2, or DDR3 depending on the motherboard, provides some bandwidth relief, but the cache limitations remain a structural constraint.

How It Compares

The nearestRivals field is empty in the data, meaning no direct competitor comparisons are available. This absence is notable — it implies that the database does not have a record of processors that scored similarly or were commonly compared to the Celeron 445. Without rival names, scores, or delta percentages, any comparative analysis must rely on architectural context rather than numerical deltas.

Given the 50th percentile ranking, the processor sits at the median, but this is a global median across all CPUs, not a comparison within its own generation or market segment. In the Server/Workstation market, single-core processors were already rare by 2008, as multi-core parts dominated. The Celeron 445's position suggests it was a niche product for specific embedded or low-power server roles where a single core was sufficient and where the 65-watt TDP was acceptable. Without rival data, the only honest statement is that the processor occupies a median global position with no direct benchmark comparisons recorded.

FAQ

Q: How many cores and threads does the Celeron 445 have?

A: The processor has 1 core and 1 thread, making it a purely single-threaded part.

Q: What is the base clock speed?

A: The base clock is 1867.00 MHz, and there is no boost clock, so the processor runs at a fixed frequency.

Q: What is the TDP and what cooling does it imply?A: The TDP is 65 watts, which typically requires a standard active air cooler designed for that thermal envelope.

Q: Does it support ECC memory?

A: No, ECC memory is not supported.

Q: What is the manufacturing process node?

A: The process node is 65 nm, with 105 million transistors on a 77 mm² die.

Q: What is the market segment and production status?

A: The market segment is Server/Workstation, and the production status is end-of-life.

Q: What PCIe generation does it support?

A: It supports PCIe Gen 2.

Who Should Consider It

The Celeron 445 is a candidate for workloads that are inherently single-threaded and do not require high clock speeds. In the server and workstation context, this could include dedicated control-plane tasks, simple network services, or legacy application servers that were written for single-core execution. The fixed 1.867 GHz clock and 65-watt TDP make it suitable for environments where power draw must be predictable and where the processor runs continuously under moderate load.

For gaming, this processor is not recommended — the single core and lack of boost clock severely limit performance in modern or even contemporary games that expected at least dual-core support. The data shows no gaming-specific benchmarks, but the architectural constraints are clear: a single thread cannot handle the combination of game logic, physics, and audio processing that even 2008-era titles demanded. Similarly, content creation workloads such as video editing or 3D rendering require multi-threaded performance, which this processor lacks by design.

Office productivity, however, could be a viable use case if the software is limited to a single application at a time. Simple word processing, spreadsheet calculations, or terminal-based data entry would run within the processor's capabilities, though the 512 KB L2 cache may cause sluggishness with large documents or complex formulas. The processor is best suited for dedicated, single-purpose tasks where its limitations are known and accepted, and where the 65-watt TDP is a feature rather than a drawback.

Platform and Compatibility

The Celeron 445 uses the Intel Socket 771, a platform primarily associated with server and workstation motherboards. This socket is not compatible with consumer desktop boards, which limits the upgrade path significantly. The processor is built on the Core 2 architecture with the Conroe-CL codename, and the 65 nm process node is a defining characteristic of this generation.

Memory support is flexible but motherboard-dependent: the processor can use DDR1, DDR2, or DDR3, with a dual-channel memory bus. This flexibility is unusual and suggests that the processor was designed to drop into various motherboard designs with different memory controllers. However, ECC memory is not supported, which is a notable omission for a server-oriented part. The lack of ECC means that memory errors could go undetected, which is a risk in mission-critical server roles.

PCIe support is Gen 2, which was current for 2008. The integrated graphics are listed as "On certain motherboards (Chipset feature)," meaning the processor itself has no graphics cores — any display output depends entirely on the motherboard's chipset providing an integrated GPU. For a server/workstation part, this is typical, as these systems often use discrete graphics or no display at all. The upgrade path is effectively dead-end: Socket 771 is obsolete, and the processor's end-of-life status means no firmware or feature updates are forthcoming. The part number is SLAGH, which is a specific sSpec identifier for this exact stepping and die revision.