AMD A6-3620

AMD A6-3620 is a desktop processor from AMD’s Llano generation, built on the K10 architecture with four physical cores and no simultaneous multi-threading, so it presents as a 4-core/4-thread part. It runs at a base clock of 2.20 GHz and can reach 2.50 GHz under boost, operating within a 65 W TDP envelope. The chip integrates a Radeon HD 6530D graphics solution and supports dual-channel DDR3 memory, making it a self-contained platform option for its era. Benchmark data places it at the 50th percentile among all CPUs, meaning it sits exactly at the median of the tested pool, though its average benchmark score is listed as 0, indicating a lack of direct performance entries in the database.

Single-Thread vs Multi-Thread Behavior

The A6-3620’s performance profile is defined by its modest clock speeds and lack of SMT. With a base clock of 2.20 GHz and a boost of 2.50 GHz, single-threaded workloads will see the processor stretch toward that upper limit, but the K10 architecture’s per-core efficiency is limited compared to later designs. For real-world tasks like web browsing, office document editing, or light spreadsheet work, the single-thread performance will feel serviceable but not snappy, especially when compared to modern processors that clock much higher and execute more instructions per cycle.

Multi-threaded behavior is more promising, as the four physical cores allow the chip to handle parallel workloads without the overhead of thread switching. Rendering, video encoding, and batch file processing that can utilize all four cores will see a more substantial benefit relative to dual-core parts of the same generation. However, the absence of L3 cache — the chip only has 128 KB L1 and 1 MB L2 per core — means that data-heavy multi-threaded tasks could suffer from cache misses, reducing the effective throughput. The 29.9 GB/s memory bandwidth from the dual-channel DDR3 controller helps feed the cores, but it is not a substitute for a large shared cache.

In practice, the split favors multi-threaded workloads over single-threaded ones. The 50th percentile ranking reflects this balance: it is not a champion in either category, but it holds its own in parallel tasks while lagging in latency-sensitive single-thread performance. Users running older games or legacy software that rely heavily on single-core speed will notice the limitation, while those who can spread work across all four threads will find the chip more capable.

Power and Thermals

The A6-3620 is rated at a 65 W TDP, which classifies it as a mainstream power envelope suitable for standard desktop builds. This TDP figure implies that a capable air cooler — such as a stock AMD cooler or a basic tower-style heatsink — will manage thermals adequately under typical load. The 32 nm process node from GlobalFoundries helps keep heat density in check, and the 228 mm² die size with 1,178 million transistors spreads the thermal load across a relatively large area.

For cooling tier, this chip does not demand liquid cooling or high-end dual-tower air coolers. A simple, well-ventilated case with a decent 92 mm or 120 mm fan cooler is sufficient. The integrated Radeon HD 6530D GPU shares the same thermal budget, so when running graphics-intensive tasks without a discrete card, the total heat output rises, but it remains within the 65 W class. Enthusiasts looking to overclock will note that the multiplier is locked, so any clock adjustment must go through the base clock, which offers limited headroom and increases power draw unpredictably.

The practical implication is that this processor is easy to cool quietly. Low power draw means lower electricity consumption over time, and the lack of a high-end cooling requirement reduces system cost. However, the 65 W TDP also caps the sustained performance ceiling; under all-core loads, the processor will hit its thermal limit sooner than a higher-TDP part, potentially causing the boost clock to drop back to the 2.20 GHz base more frequently.

Benchmark Performance

The benchmark data for the A6-3620 is sparse, with an average benchmark score of 0 and no entries in the benchmarks array. This absence of scores makes direct numerical comparison impossible, but the 50th percentile ranking provides a relative anchor. A 50th percentile position means the processor outperforms half of all CPUs in the database and underperforms the other half, placing it squarely in the middle of the performance spectrum.

Given the lack of nearest rivals listed, we cannot cite specific percentage deltas or comparative scores. However, the percentile suggests that in synthetic benchmarks, the A6-3620 would likely fall behind quad-core processors from later generations that feature higher clocks and better IPC, while it would stay ahead of older dual-core parts and entry-level mobile chips. The single-thread performance, constrained by the 2.50 GHz boost, will be a weak point in benchmarks like Cinebench R23’s single-core test, while the multi-core score would be more respectable due to the four cores.

The 50th percentile also indicates that the chip is not a performance outlier in either direction. It is neither a bargain gem nor a disappointing dud; it is a functional mid-pack processor. For users comparing it to newer budget CPUs, the data would show a significant gap, but within its own generation, it holds a reasonable position. The absence of benchmark entries means that any precise comparison must be inferred from the architecture and clock speeds rather than empirical scores.

How It Compares

Since the nearestRivals field is empty, there are no direct rival comparisons to draw from the FACT PACK. This absence means we cannot state how it stacks against specific competing models by name or score. The processor’s position is therefore defined solely by its own attributes and the global percentile.

In the absence of rival data, the A6-3620 stands as a standalone entry in the database. Its 50th percentile rank is a useful heuristic: it is a median performer. Compared to the broader CPU landscape, it lacks the multi-threading of Hyper-Threading-equipped rivals and the high clock speeds of newer designs. Its integrated graphics, the Radeon HD 6530D, adds value for basic display output, but without discrete GPU benchmarks, its gaming capability remains qualitative. The chip is end-of-life, so it competes only with used and legacy parts, where its 65 W TDP and four cores make it a modest upgrade over older dual-cores.

Potential buyers looking at this chip should not expect it to match modern entry-level processors in any metric. It will, however, provide a functional desktop experience for light productivity and media playback. The lack of rival data means any claims about relative performance are speculative, so the safest statement is that the A6-3620 is a median performer with balanced but unremarkable capabilities.

Who Should Consider It

The A6-3620 is best suited for users with workload patterns that align with its four physical cores and moderate clock speeds. For gaming, the integrated Radeon HD 6530D can handle basic titles and older games at low settings, but the 2.50 GHz boost limit and lack of L3 cache will bottleneck modern game engines that favor strong single-thread performance. Gamers should look elsewhere, as the chip will struggle with anything beyond esports titles or pre-2012 releases.

For content creation, the multi-core advantage is more relevant. Video transcoding, image batch processing, and audio rendering that are optimized for multiple threads will see reasonable throughput from the four cores. The 29.9 GB/s memory bandwidth helps move data, but the small L2 cache (1 MB per core) may cause stutters in large dataset operations. Light photo editing in tools that use single-threaded filters will be sluggish, while multi-threaded export operations will be more tolerable.

Office and general productivity users will find the A6-3620 adequate for word processing, email, and web browsing, provided they do not run many heavy browser tabs simultaneously. The 50th percentile rank suggests it handles typical office software without major frustration, though the lack of SMT means background tasks can interfere with foreground performance. For a secondary machine, a home server, or a basic media PC, the chip’s low TDP and integrated graphics make it a viable, low-power choice. It is not a recommendation for anyone building a new primary system, but it can serve legacy roles acceptably.

FAQ

Q: Does the AMD A6-3620 support ECC memory?

A: No, ECC memory is not supported by this processor.

Q: What is the socket type for the A6-3620?

A: It uses the AMD Socket FM1.

Q: How much L3 cache does the A6-3620 have?

A: The processor has no L3 cache; it only has 128 KB L1 and 1 MB L2 per core.

Q: Is the multiplier unlocked for overclocking?

A: No, the multiplier is locked, so overclocking is limited to adjusting the base clock.

Q: What integrated graphics does the A6-3620 feature?

A: It integrates a Radeon HD 6530D GPU.

Q: What is the memory bandwidth of the A6-3620?

A: The dual-channel DDR3 memory controller provides a maximum bandwidth of 29.9 GB/s.