AMD Athlon 64 X2 3800+ EE

AMD Athlon 64 X2 3800+ EE is a dual-core desktop processor built on the K8 architecture, codenamed Windsor, manufactured on a 90 nm process. It targets the AMD Socket AM2 platform, positioning itself as an entry-level dual-core option from the 2006 era, though the data indicates it is now end-of-life.

Platform and Compatibility

The processor uses the AMD Socket AM2 interface, which is a key detail for any potential upgrade or system identification. This socket is tied to the K8 architecture generation and the Windsor codename, and it dictates that compatible motherboards must be based on this older platform. The chip itself integrates 154 million transistors on a 220 mm² die, reflecting the 90 nm manufacturing process of its time. For memory, the Athlon 64 X2 3800+ EE supports a dual-channel memory bus, which is standard for the platform, though specific memory types and speeds are not detailed in the data. The platform provides PCIe Gen 2 connectivity, which is a notable feature for expansion cards and storage in systems of this generation. Integrated graphics are available on certain motherboards as a chipset feature, meaning the processor itself does not contain a GPU but can work with boards that offer this functionality. The upgrade path is defined by the AM2 socket, which limits direct processor swaps to other AM2-compatible parts. The part number for this specific model is ADO3800IAA5CU, and the multiplier is locked, so overclocking via multiplier adjustment is not supported; any frequency adjustments would need to occur through the base clock. The cache layout includes 256 KB of L1 and 512 KB of L2, with no L3 cache present, which is characteristic of the K8 dual-core design. ECC memory is not supported, meaning error-correcting memory modules are not compatible with this processor.

Single-Thread vs Multi-Thread Behavior

The Athlon 64 X2 3800+ EE provides 2 cores and 2 threads, with a base clock of 2000.00 MHz and no boost clock available. This configuration means it handles two concurrent threads natively, but it does not offer simultaneous multithreading, so the thread count equals the core count. In single-threaded workloads, the 2000 MHz base clock dictates performance, and the lack of a boost mechanism means there is no dynamic frequency increase for lighter tasks. The data shows the processor sits at the 50th percentile versus all CPUs, indicating a median position in the overall performance distribution. For multi-threaded scenarios, the dual-core design allows parallel execution of two processes, which is an advantage over single-core parts of the same era, but the modest clock speed and lack of additional threads limit its scaling in heavily threaded modern applications. The split between single-thread and multi-thread behavior is straightforward: the processor delivers consistent, unboosted performance per core, and its multi-thread capability is capped at two simultaneous threads. Benchmark results would reflect that workloads which are latency-sensitive and rely on a single thread will perform at the level dictated by 2000 MHz, while workloads that can utilize both cores will see a potential doubling of throughput, provided they are properly optimized for parallelism. The absence of an L3 cache further emphasizes that the processor relies on the L1 and L2 caches for data locality, which can impact performance in workloads with large working sets that exceed the 512 KB L2 per core.

Power and Thermals

The Athlon 64 X2 3800+ EE carries a TDP of 65 watts, which classifies it as an energy-efficient variant within the Athlon 64 X2 lineup. The "EE" suffix in the model name typically denotes Energy Efficient, and the 65 W TDP is the key thermal indicator for this processor. This power envelope implies that a capable air cooler is sufficient for typical operation, and it is suitable for systems where heat dissipation and power consumption are considerations. The 90 nm process node, while older, contributes to the thermal characteristics, and the 65 W TDP is a moderate figure for a dual-core desktop chip of this generation. Cooling requirements are modest, and the processor does not demand high-end liquid cooling or oversized heatsinks. The thermal design allows for use in compact or standard desktop cases without exotic cooling solutions. The 65 W TDP also suggests that the processor is not a high-frequency part, as the base clock of 2000 MHz is conservative, which helps keep power draw and heat output in check. For system builders, this TDP class means that motherboard VRM requirements are minimal, and power supply demands are low. The processor is end-of-life, so current thermal management is more relevant for existing systems rather than new builds, but the 65 W figure remains a reference point for its operational characteristics.

How It Compares

The nearest rival data is not populated, so a direct comparison to specific competing processors cannot be made based on the provided information. The percentile field indicates the processor ranks at the 50th percentile versus all CPUs, which positions it exactly at the median of the performance spectrum. This means that half of all CPUs in the database are expected to perform better, and half are expected to perform worse, based on the aggregate benchmark scores. The average benchmark score is 0, and the benchmarks array is empty, which further limits the ability to draw quantitative comparisons. Without nearest rivals, the analysis must rely on the general position: the Athlon 64 X2 3800+ EE is a mid-tier performer within the historical CPU landscape. Its dual-core architecture and 2000 MHz clock are defining characteristics, but specific rival names and performance deltas are not available in the fact pack. The lack of rival data means that statements about being ahead or behind other specific models cannot be made with numerical support. The processor’s market segment is Desktop, and its production status is end-of-life, so it competes only with other legacy parts in the used or retro-computing market. The absence of a launch MSRP further removes any pricing context from the comparison.

Benchmark Performance

The benchmark performance of the Athlon 64 X2 3800+ EE is difficult to characterize precisely due to the absence of scored benchmarks and rival data. The available metrics are the 50th percentile ranking and an average benchmark score of 0, which is not a meaningful performance indicator. The percentile figure suggests that, in the aggregate, the processor is statistically average when compared to all CPUs tracked in the database. This means that for general-purpose workloads, the processor is expected to match the median performance of the entire CPU population. However, this ranking is based on a broad set of benchmarks, and the processor’s specific strengths and weaknesses would be evident in task-specific tests. For multi-threaded workloads, the dual-core design provides a clear advantage over single-core processors, but the 2000 MHz clock and lack of boost limit its absolute throughput. In single-threaded tasks, the processor is constrained by the same 2000 MHz clock, and the 50th percentile ranking indicates it is neither a standout nor a laggard in this regard. The cache configuration, with 256 KB L1 and 512 KB L2, is typical for the architecture, and the absence of L3 cache may impact performance in memory-intensive applications. Without exact benchmark scores, the 50th percentile is the only quantitative anchor, and it implies that the processor delivers median-level performance. The empty nearestRivals list prevents any percentage-based deltas from being computed, so all comparative statements must be qualitative and grounded in the architectural facts. The processor’s performance class is best understood as a baseline dual-core part from the mid-2000s, with the 65 W TDP suggesting that it was designed for efficiency rather than peak performance. The release date of May 22, 2006, places it in the early AM2 era, and its end-of-life status means that contemporary comparisons would only be relevant against other legacy hardware. The 50th percentile ranking is the only benchmark-derived figure, and it clearly signals a median performer within the broader CPU market.