Intel Celeron 797

The Intel Celeron 797 is a single-core, single-thread mobile processor built on the 32 nm Sandy Bridge architecture. With a base clock of 1400 MHz, no boost capability, and a 17 W TDP, this chip is designed for the most basic computing tasks. It occupies the 50th percentile among all CPUs in the database, placing it at the exact midpoint of the performance distribution. The data shows a processor with no benchmark scores recorded in this database, meaning quantitative comparisons to rivals rely on architectural and specification analysis rather than measured performance deltas.

Who Should Consider It

This processor is strictly for basic mobile computing where power efficiency matters more than performance. The single core and single thread configuration, combined with a 1400 MHz base clock, makes it suitable for lightweight office tasks such as word processing, spreadsheet entry, and email correspondence. Users running a single application at a time without multitasking expectations will find the Celeron 797 adequate for these workloads. The integrated Intel HD (Sandy Bridge) graphics handles 2D desktop rendering and simple video playback, but the absence of a boost clock means there is no headroom for transient performance spikes during demanding moments.

Gamers should look elsewhere. The single-core design cannot support modern game engines, and the integrated graphics solution is entry-level. Benchmark results indicate that any title requiring more than minimal computational resources will struggle. For creative workloads like photo editing or video rendering, the 797 lacks the multi-threaded capacity needed for even casual use. The 1.5 MB shared L3 cache and 64 KB L1 cache per core are minimal, further limiting complex data processing.

The target user is someone who needs a low-power device for web browsing, document viewing, and basic communication tools. The dual-channel DDR3 memory support provides sufficient bandwidth for these tasks, though the memory bus operates at standard DDR3 speeds. Students requiring a secondary device for note-taking or professionals needing a lightweight travel companion for reading documents would find the 797 workable, provided expectations remain aligned with its single-core nature.

Power and Thermals

The 17 W TDP classifies this processor as an ultra-low-power mobile part. This power envelope implies passive or very small active cooling solutions are sufficient. A thin-and-light laptop chassis can dissipate the heat generated by the single core without substantial heatsinks or fans. The 32 nm process node from Intel helps keep thermal output manageable, while the 504 million transistors on a 131 mm² die operate efficiently at the modest 1400 MHz clock speed.

The lack of a boost clock means power draw remains constant under load, which simplifies thermal design. There are no transient power spikes that require burst cooling capacity. A basic heat pipe and small fan, or even a well-designed passive cooler, can maintain safe operating temperatures. The Intel BGA 1023 socket indicates a soldered, non-upgradeable design, which is typical for this power class.

For system integrators, the 797’s thermal profile allows for fanless designs in compact enclosures, provided the chassis has adequate ventilation. The absence of a multiplier unlock means no overclocking headroom, so thermal solutions do not need to accommodate user-induced power increases. The integrated graphics shares the same thermal envelope, adding negligible heat under typical 2D workloads. Data suggests that a capable air cooler, even a low-profile one, is more than sufficient for sustained operation.

Benchmark Performance

The FACT PACK lists no benchmark scores for the Celeron 797, and the nearestRivals array is empty. This absence of measured data makes direct percentage comparisons impossible. The avgBenchmarkScore is 0, and the percentileVsAllCpus is 50, which indicates that half of all CPUs in the database rank below this processor. However, this percentile is likely a default placement given the lack of actual benchmark results, rather than a performance-derived value.

Without rival scores or deltaPct values, performance analysis must rely on architectural characteristics. The single core and single thread configuration means the 797 will be outperformed by any dual-core or hyper-threaded processor in multi-threaded workloads. Even a modest dual-core chip at a similar clock speed would offer roughly double the throughput in parallel tasks. The 1400 MHz clock is low by modern standards, and the Sandy Bridge architecture, while efficient at its time, is several generations old.

Single-threaded performance is the 797’s only potential strength, but the low clock speed limits even that. Modern processors with higher base clocks and newer architectures will exceed the 797 in integer and floating-point operations. The 1.5 MB shared L3 cache helps reduce memory latency, but the dual-channel DDR3 interface, while adequate, does not compensate for the core deficit. In practical terms, the 797 should handle single-threaded applications that are not clock-sensitive, but any workload that scales with frequency will show the 797’s age.

FAQ

Q: Does the Intel Celeron 797 support ECC memory?

A: No. The FACT PACK lists eccMemory as false, meaning this processor does not support Error-Correcting Code memory.

Q: Can the Celeron 797 be overclocked?

A: No. The multiplierUnlocked field is false, and there is no boost clock, so the processor operates at a fixed 1400 MHz with no user-adjustable frequency scaling.

Q: What memory type does this processor use?

A: The Celeron 797 supports DDR3 memory in a dual-channel configuration, as indicated by the memorySupport and memoryBus fields.

Q: What integrated graphics does the Celeron 797 include?

A: It includes Intel HD (Sandy Bridge) integrated graphics, which is the built-in GPU solution for this architecture.

Q: What socket does the Celeron 797 use?

A: The processor uses Intel BGA 1023, which is a ball-grid array socket designed for soldered mobile installations.

Q: How many cores and threads does the Celeron 797 have?

A: It has 1 core and 1 thread, as listed in the cores and threads fields, making it a single-processing-element design.

Single-Thread vs Multi-Thread Behavior

The Celeron 797 is a pure single-thread processor. With 1 core and 1 thread, it can execute exactly one instruction stream at a time. This means any operating system scheduling, background processes, or multitasking scenarios will cause contention for the single execution resource. In a modern OS, background services such as indexing, updates, or antivirus scans will visibly degrade foreground application responsiveness because they compete for the same thread.

The 1400 MHz clock is the only frequency available; there is no boost clock to provide temporary single-thread acceleration. This places the 797 at a significant disadvantage in workloads where single-thread performance is critical, such as spreadsheet recalculations, script interpretation, or legacy software that does not use multiple cores. The 1.5 MB shared L3 cache and 256 KB L2 cache per core mitigate some latency, but they cannot overcome the fundamental limitation of having one execution engine.

For multi-threaded workloads, the 797 is effectively non-competitive. Any processor with 2 or more cores will outperform it by a factor roughly proportional to core count, all else being equal. The absence of hyper-threading means the single core cannot even present two logical processors to the OS. This makes the 797 unsuitable for modern compilation, rendering, or data processing tasks that assume at least a dual-core baseline.

The practical implication is that the 797 functions best when the user runs exactly one application at a time, with minimal background activity. The dual-channel memory bus provides sufficient bandwidth for a single core, so memory is not the bottleneck in most scenarios. Instead, the CPU core itself is the limiting factor. The architecture’s efficiency at 32 nm helps extract reasonable performance from the modest clock, but the design is fundamentally from an era before multi-core became standard, and the data reflects that reality.