AMD A12-9800

The AMD A12-9800 is a 4-core, 4-thread desktop processor built on the 28 nm Excavator architecture, known by the codename Bristol Ridge. It operates with a base clock of 3.80 GHz and a boost clock of 4.20 GHz, and it sits in the 30th percentile of all CPUs in the benchmark database. With an average benchmark score of 1081, this chip is positioned squarely in the entry-level desktop segment, offering a specific set of capabilities that are best understood through its workload-specific performance data.

Who Should Consider It

The A12-9800 is best suited for users whose primary workloads are basic productivity and light, everyday computing. The data shows a Cinebench R23 multi-core score of 3140, which is a modest result that indicates the processor can handle standard office applications, web browsing, and document editing without significant strain. For users who primarily engage in these types of tasks, the A12-9800 provides sufficient computational power, especially when paired with its integrated Radeon R7 graphics, which eliminates the need for a separate GPU in basic systems.

Gamers should approach this processor with caution. The multi-core performance in Cinebench R20 (1318) and R15 (316) places it at a level where older or less demanding titles may run acceptably, but modern games that require higher thread counts and stronger single-core performance will likely be bottlenecked. The single-core score of 443 in Cinebench R23 is not competitive with modern processors, indicating that gaming performance will be limited by CPU-bound scenarios. For those building a gaming rig, the data suggests this chip is only suitable for esports titles or very old games at low settings.

Content creators and users who work with video editing, 3D rendering, or software compilation should not consider this processor. The multi-core scores are among the lowest in the current database, and the lack of a third-level cache (L3 is null) further hampers performance in cache-sensitive workloads. The A12-9800 is not a creation tool; it is a basic computing engine for light use. It may also appeal to users looking for a low-power system, given its 65 TDP, but those users should be aware that the performance ceiling is very low.

Single-Thread vs Multi-Thread Behavior

The A12-9800 exhibits a significant gap between its single-thread and multi-thread performance, which is a defining characteristic of its architecture. In Cinebench R23, the single-core score is 443 while the multi-core score is 3140, yielding a ratio of roughly 7.1x. This indicates that the processor scales well across its four physical cores, but each individual core is relatively weak. The base clock of 3.80 GHz and boost of 4.20 GHz are high for the architecture, yet the Excavator design is less efficient per clock than competing architectures.

This split has practical implications. Single-threaded applications, such as older games, spreadsheet calculations, and many web-based tools, will rely heavily on the 443-point single-core score. That score is low, meaning these tasks will feel sluggish compared to processors with higher per-core performance. Conversely, multi-threaded workloads that can utilize all four threads, such as batch photo processing or file compression, will benefit from the scale-up to 3140 points, though the absolute performance is still modest.

The multi-core scores across different Cinebench versions show consistency: 316 in R15, 1318 in R20, and 3140 in R23. This progression is expected as newer versions of Cinebench scale their scoring, but the relative position against rivals remains constant. The data implies that the A12-9800 is a balanced quad-core in terms of thread scaling, but its weakness lies in the fact that each thread is underpowered, making it a poor choice for any workload that demands high per-core throughput.

How It Compares

The A12-9800 sits in a tight cluster of rivals, with its average benchmark score of 1081 differing by less than 1% from all four nearest competitors. This indicates that the processor is essentially performance-equivalent to a range of older Intel Core and Pentium parts, making the choice between them dependent on platform features rather than raw speed.

Against the Intel Pentium Gold G6505T, the A12-9800 is effectively tied with a delta of -0.1%. Both processors deliver nearly identical average scores (1081 vs 1082). The Pentium Gold, however, lacks the integrated Radeon R7 graphics performance that the A12-9800 offers, which could be a deciding factor for users building a system without a discrete GPU.

The comparison with the Intel Core i3-6320 shows the same -0.1% delta, meaning the A12-9800 matches a dual-core with Hyper-Threading Intel part. This is notable because the i3-6320 likely has stronger single-thread performance, but the A12-9800 compensates with two additional physical cores. The benchmark data shows parity in average scores, but the workload profile differs, with the Intel part favored in lightly-threaded tasks.

Versus the Intel Core i5-3350P, the delta is -0.2%, again a negligible difference. The i5-3350P is an older quad-core without Hyper-Threading, similar to the A12-9800 in thread count. The A12-9800's newer memory support (DDR4) and integrated graphics give it a platform advantage, but the raw computational throughput is statistically indistinguishable.

Finally, against the Intel Core i5-2320, the A12-9800 is 0.3% ahead. This is the only rival where the AMD chip leads, albeit marginally. The i5-2320 is a much older Sandy Bridge part, so the A12-9800's slight edge in average score shows that even a decade of architectural progress yields only a tiny gain at this performance tier. All four rivals are within a 0.5% band, confirming that the A12-9800 is a commodity processor where brand choice is irrelevant for pure performance.

FAQ

Q: What is the average benchmark score for the AMD A12-9800?

A: The average benchmark score is 1081, placing it in the 30th percentile of all CPUs.

Q: How does the A12-9800 compare to the Intel Core i5-2320?

A: The A12-9800 is 0.3% ahead of the i5-2320 in average score, with 1081 versus 1078.

Q: Does the A12-9800 support DDR4 memory?

A: Yes, it supports dual-channel DDR4 memory with a bandwidth of 38.4 GB/s.

Q: What is the single-core performance in Cinebench R23?

A: The single-core score in Cinebench R23 is 443 points.

Q: Is the multiplier unlocked for overclocking?

A: No, the multiplier is not unlocked, meaning overclocking is not officially supported.

Q: How many PCIe lanes does the CPU provide?

A: The CPU provides 8 PCIe Gen 3 lanes.

Power and Thermals

The A12-9800 is rated at a 65 TDP, which places it in the standard desktop power envelope. This is a modest power draw, indicating that a basic air cooler is sufficient for thermal management. The 28 nm process node from GlobalFoundries is not power-efficient by modern standards, but the 65 TDP class means the processor will not generate excessive heat under typical loads. Users can expect a quiet computing experience with a stock cooler, as the four cores at 3.80 GHz base and 4.20 GHz boost are unlikely to push thermal limits aggressively.

The data does not include specific thermal measurements, but the TDP rating implies that the A12-9800 can be cooled by a capable air cooler without any special considerations. The lack of an unlocked multiplier means users will not be pushing voltage or clock speeds beyond stock, further simplifying cooling requirements. For a small form factor or office PC, the 65 TDP is a reasonable fit, though the performance ceiling is low enough that power draw rarely becomes a system-wide concern.

Given the 28 nm process, the A12-9800 is not a leader in efficiency, but its 65 TDP is on par with many contemporary processors. The integrated Radeon R7 graphics also contributes to the thermal load, but the total package remains within a manageable range for standard desktop chassis. Users should not expect any exotic cooling solutions; a standard tower cooler or even a low-profile cooler will handle the thermal output.

Platform and Compatibility

The A12-9800 uses the AMD Socket AM4, which is a significant compatibility point. This socket supports DDR4 memory, and the processor runs it in dual-channel mode with a bandwidth of 38.4 GB/s. The memory support is a key advantage over older platforms that were limited to DDR3. The processor does not support ECC memory, so users requiring error-correcting memory must look elsewhere.

PCIe connectivity is provided via Gen 3 with 8 lanes from the CPU. This is a limited allocation compared to modern processors with 20 or more lanes, meaning users with discrete GPUs will have fewer lanes available for other devices like NVMe SSDs. The integrated Radeon R7 graphics uses some of these lanes, but for a basic system with a single GPU and a SATA drive, the 8 lanes are sufficient.

The upgrade path on AM4 is a double-edged sword. The socket is long-lived, but the A12-9800 is based on the older Bristol Ridge architecture and is not compatible with the newer Zen-based processors that also use AM4. Users who purchase this chip are likely limited to other Bristol Ridge parts for upgrades, not the full AM4 ecosystem. The production status is listed as "Active," but the architecture is dated, and the platform is effectively a dead end for future performance gains.

The 3,100 million transistors on a 250 mm² die size reflect the Excavator design, which is larger and less dense than modern chips. The L1 cache is 320 KB and L2 is 2 MB, with no L3 cache present. This cache configuration is a notable limitation, as many workloads benefit from a shared L3 pool, and its absence contributes to the lower-than-average performance scores.

Benchmark Performance

The benchmark data for the A12-9800 reveals a processor that performs consistently at the bottom quartile of the database. In Cinebench R23, the multi-core score of 3140 and single-core score of 443 are the most recent and comprehensive measurements. The multi-core score can be compared to the nearest rival, the Intel Core i5-3350P, which has an average score of 1083 versus the A12-9800's 1081, a delta of -0.2%. This near-parity is striking given the architectural differences.

Looking at the Cinebench R20 results, the multi-core score of 1318 and single-core of 186 show a similar pattern. The single-core score is particularly low, suggesting that the 4.20 GHz boost clock does not translate into competitive per-thread performance. The Cinebench R15 multi-core score of 316 is the oldest benchmark, but it confirms the trend: the A12-9800 is a weak performer by modern standards.

The average benchmark score of 1081 places the A12-9800 at a statistical tie with the Intel Pentium Gold G6505T (1082, delta -0.1%) and the Intel Core i3-6320 (1082, delta -0.1%). These rivals likely offer different trade-offs, but the raw numbers show no winner. The only positive delta is against the Intel Core i5-2320, where the A12-9800 leads by 0.3% (1081 vs 1078). This 0.3% margin is within measurement error, so it should not be interpreted as a meaningful victory.

The percentile ranking of 30% is the clearest indicator of the A12-9800's standing. It outperforms only 30% of all CPUs in the database, which means 70% of processors are faster. This places it in the entry-level category, suitable only for the most basic tasks. The data consistently shows that the A12-9800 does not excel in any single metric, and its performance is best described as adequate for legacy workloads, with no headroom for demanding applications.