Intel Celeron B815

The Intel Celeron B815 is a dual-core mobile processor built on Intel's Sandy Bridge architecture, released on December 31, 2011. It operates at a fixed 1600 MHz base clock with no boost capability, draws 35 W, and integrates Intel HD (Sandy Bridge) graphics. The database records no benchmark scores for this part, its average score is 0 and the benchmark array is empty, so its 50th percentile ranking is a positional placeholder rather than a measured result. Based on its specifications, the B815 sits at the entry level of the mobile processor spectrum, suited for basic tasks that do not demand high throughput.

Benchmark Performance

No performance measurements are available for the Intel Celeron B815. The `benchmarks` field is empty, and the `avgBenchmarkScore` is 0, meaning the database holds no synthetic or real-world test results. The `percentileVsAllCpus` value of 50 indicates a median position among all recorded CPUs, but without actual scores this percentile cannot be interpreted as a performance advantage or deficit. Instead, performance must be inferred from the hardware configuration: two cores, two threads, a 1600 MHz base clock, and 2 MB of shared L3 cache. This combination suggests a processor capable of handling light, single-threaded tasks, but with limited headroom for multi-threaded or high-frequency workloads. The lack of a boost clock means the processor never exceeds 1600 MHz, so any workload that depends on burst performance will see consistent but modest results. In the absence of rival data, the `nearestRivals` list is empty, no percentage deltas can be calculated, and the B815 cannot be directly compared to other chips in the database.

Platform and Compatibility

The Celeron B815 uses Intel Socket G2 (988B), a socket designed for mobile platforms. The processor is built on a 32 nm process node with 504 million transistors on a 131 mm² die, reflecting the Sandy Bridge generation. Memory support is limited to DDR3, operating in dual-channel mode; ECC memory is not supported. The integrated graphics controller is Intel HD (Sandy Bridge), providing basic display output without the need for a discrete GPU. The platform does not expose PCIe information in the data, so expansion capabilities cannot be assessed. As a mobile part, the B815 is intended for laptops and other portable devices, where its low TDP and integrated graphics reduce the need for additional cooling and power delivery components. The socket is specific to the G2 series, but the data does not list which other processors share this socket, so upgrade paths cannot be determined from the fact pack alone.

Single-Thread vs Multi-Thread Behavior

The B815 has two cores and two threads, meaning it can execute two threads simultaneously. There is no hyper-threading, so each core handles exactly one thread. The base clock of 1600 MHz is the sole operating frequency; there is no boost clock to increase performance under transient loads. For single-threaded workloads, the 1600 MHz clock is the primary determinant of speed. Sandy Bridge architecture, while mature for its era, is not optimized for high single-thread throughput by modern standards. Multi-threaded performance is limited to two threads, so applications that can use more than two threads will not see any scaling beyond the second core. The shared 2 MB L3 cache is modest but adequate for a dual-core design, reducing latency for frequently accessed data. In practice, the processor is best suited for tasks that are lightly threaded, such as web browsing, document editing, and basic media playback. Heavily multi-threaded workloads, such as video encoding or 3D rendering, would underutilize the available hardware and likely result in long completion times.

Who Should Consider It

Given its specifications, the Intel Celeron B815 is appropriate for users whose computing needs are basic and infrequent. The dual-core, dual-thread design at 1600 MHz is sufficient for everyday productivity tasks like word processing, spreadsheet management, and email. The integrated Intel HD (Sandy Bridge) graphics can drive a display and handle simple video playback, making the processor a candidate for low-cost notebooks or secondary laptops. Users who prioritize battery life and low heat generation, the 35 W TDP is modest, may find the B815 acceptable for light, portable use. However, the processor is not suited for demanding applications. Gaming, video editing, 3D modeling, or any workload that relies on high clock speeds or multiple threads will be constrained by the 1600 MHz ceiling and the two-thread limit. The absence of a boost clock means there is no headroom for transient performance spikes, so even short bursts of heavy computation will run at the base frequency. In summary, the B815 fits a narrow niche: users who need a simple, low-power mobile processor for occasional, undemanding tasks.

Power and Thermals

The Intel Celeron B815 has a TDP of 35 W, which is low for a processor, especially one from the Sandy Bridge era. This figure indicates that the chip does not generate a large amount of heat, so cooling requirements are correspondingly modest. A simple cooling solution, such as a small heatpipe or a low-profile fan, would suffice to keep temperatures within operating limits. The 32 nm process node contributes to power efficiency, and the 504 million transistor count is relatively low, further reducing the thermal load. The lack of a boost clock also helps maintain a consistent power draw, as the processor does not spike to higher frequencies that would increase heat output. For system designers, the 35 W TDP allows for thinner and lighter laptop chassis, as the thermal solution does not need to be extensive. The integrated graphics also share the same thermal envelope, so the total system heat output remains modest. Users should not expect high sustained performance from this processor, but the thermal characteristics make it easy to cool and suitable for fanless or near-silent designs in low-power devices.

FAQ

Q: What is the base clock speed of the Intel Celeron B815?

A: The base clock is 1600 MHz, with no boost clock available.

Q: How many cores and threads does the B815 have?

A: It has 2 cores and 2 threads.

Q: What type of memory does it support?

A: It supports DDR3 memory in dual-channel mode, without ECC.

Q: Does the B815 include integrated graphics?

A: Yes, it has Intel HD (Sandy Bridge) integrated graphics.

Q: What is the TDP of this processor?

A: The TDP is 35 W.

Q: What socket does the B815 use?

A: It uses Intel Socket G2 (988B).

How It Compares

The `nearestRivals` list for the Intel Celeron B815 is empty, so no direct comparison data is available in the database. This means there are no percentage deltas, scores, or rival names to analyze. The processor's position is defined solely by its own specifications and the overall percentile ranking of 50. Without rival data, any comparative assessment would be speculative. The B815 stands as a standalone entry in the database, and its performance relative to other CPUs cannot be quantified from the provided information.