AMD Athlon II X4 630

The AMD Athlon II X4 630 is a desktop processor from the K10 architecture family, built on a 45 nm process with 300 million transistors on a 169 mm² die. It features four physical cores with four threads, running at a base clock of 2.80 GHz, and is designed for the AMD Socket AM3 platform with dual-channel DDR3 memory support. The chip carries a 95 W TDP and is now end-of-life, originally launching in September 2009.

Benchmark Performance

Benchmark results show that the Athlon II X4 630 occupies a distinctly low position in the overall performance landscape, sitting at the 15th percentile among all CPUs. Its average benchmark score of 635 places it in direct competition with a narrow cluster of older and lower-power parts, where the differences are measured in fractions of a percent rather than meaningful margins. In multi-core Cinebench tests, the processor delivers a score of 186 in Cinebench R15, 775 in Cinebench R20, and 1847 in Cinebench R23, while single-core performance is considerably weaker, with scores of 109 in Cinebench R20 and 260 in Cinebench R23.

The single-core results highlight the architectural age of the K10 design. A score of 260 in Cinebench R23 single-core is low by modern standards, reflecting the lack of boost clock capability and the modest per-core efficiency of the 45 nm process. Multi-core scaling, however, is the processor’s relative strength, as evidenced by the R23 multi-core score of 1847 being over seven times the single-core result. This indicates that workloads which can utilize all four physical cores will see a far more favorable outcome than lightly threaded tasks.

Against its nearest rivals, the Athlon II X4 630 is effectively tied. The Intel Core i7-3517U, a low-voltage mobile part, posts an average score of 636, which is just 0.1% higher than the Athlon’s 635. The Intel Core m3-6Y30, another ultra-low-power mobile chip, scores 637, a 0.3% advantage. The AMD Phenom II X4 920, a previous-generation quad-core, also reaches 637, again 0.3% ahead. The Intel Pentium G3450, a dual-core desktop part, scores 638, representing a 0.4% lead. In practical terms, these deltas are within run-to-run variance, meaning the Athlon II X4 630 delivers performance statistically indistinguishable from all four of these rivals in aggregate scoring.

Power and Thermals

The Athlon II X4 630 carries a TDP rating of 95 W, which places it in a middle-tier power envelope for its era. This figure is substantial enough to require dedicated thermal management, meaning a capable air cooler with a fan is necessary for sustained operation; passive or fanless solutions would not be sufficient. The 95 W TDP also implies that the motherboard’s power delivery system must be able to handle the sustained current draw of four active K10 cores, though the 45 nm process and lack of a boost clock keep peak demand predictable and steady.

For the cooling tier, this TDP class typically corresponds to a tower-style air cooler with heat pipes or a larger down-draft cooler. The thermal density is moderate, given the 169 mm² die size, so heat spread across the integrated heat spreader is fairly uniform. Users building a system around this processor should expect a cooling solution that moves a reasonable volume of air across the heatsink, particularly under sustained multi-core loads, where the Cinebench R23 multi-core test would push the package toward its thermal limits. The absence of an unlocked multiplier also means there is no user-facing voltage or frequency adjustment path for reducing thermal output, so the cooling solution must be selected based on the stock 95 W specification.

How It Compares

Intel Core i7-3517U: The Athlon II X4 630 and the i7-3517U are separated by a negligible 0.1% in average benchmark score, with the Intel part scoring 636 against the Athlon’s 635. This is a remarkable tie given the architectural differences, as the i7-3517U is a dual-core with Hyper-Threading and a much lower power design. The data suggests that in aggregate throughput, the two parts deliver nearly identical results, though the Athlon achieves this with four physical cores while the Intel relies on higher per-core efficiency and boost clocks.

Intel Core m3-6Y30: The m3-6Y30 scores 637, a 0.3% advantage over the Athlon II X4 630. This ultra-mobile processor is designed for fanless tablets and lightweight laptops, yet its average score is essentially equivalent to that of a desktop quad-core from 2009. The comparison underscores how far mobile efficiency has advanced, but for a desktop user, the Athlon offers the same level of performance in a socketed, upgradeable platform with standard DDR3 memory support.

AMD Phenom II X4 920: As a sibling in the AMD lineup, the Phenom II X4 920 scores 637, just 0.4% ahead of the Athlon II X4 630. The Phenom II family typically includes an L3 cache, but the benchmark data shows that this does not translate into a meaningful score advantage. The two processors are effectively interchangeable in aggregate performance, meaning users choosing between them would see no practical difference in Cinebench-derived workloads, despite any architectural hierarchy between the series.

Intel Pentium G3450: The Pentium G3450 leads this group with a score of 638, a 0.4% margin over the Athlon II X4 630. This Intel part is a dual-core without Hyper-Threading, yet it edges out the AMD quad-core in average score. The result indicates that the Pentium’s superior single-core performance compensates for its lack of physical cores, while the Athlon would likely pull ahead in heavily multi-threaded tasks that scale beyond two threads, even if the aggregate scores are nearly identical.

FAQ

Q: What is the average benchmark score of the AMD Athlon II X4 630?

A: The average benchmark score is 635, which places the processor at the 15th percentile among all CPUs.

Q: How does the Athlon II X4 630 compare to the Intel Core i7-3517U?

A: The i7-3517U has an average score of 636, which is 0.1% higher than the Athlon II X4 630’s 635. The two processors are statistically tied in aggregate performance.

Q: What is the TDP of the Athlon II X4 630, and what cooling does it require?

A: The TDP is 95 W, which necessitates a dedicated air cooler with a fan. Passive cooling solutions would not be adequate for this power envelope.

Q: Does the Athlon II X4 630 have a boost clock?

A: No, the base clock is 2.80 GHz and there is no boost clock, meaning the processor operates at a fixed frequency under all load conditions.

Q: What memory types does the Athlon II X4 630 support?

A: The processor supports DDR3 memory in a dual-channel configuration. It does not support ECC memory.

Q: How does the Athlon II X4 630 perform in single-core versus multi-core workloads?

A: In Cinebench R23, the multi-core score is 1847, while the single-core score is 260. This represents a roughly sevenfold scaling advantage for multi-threaded workloads, indicating that the processor is far better suited to tasks that use all four cores.

Who Should Consider It

The Athlon II X4 630 is best suited for users whose workloads are explicitly multi-threaded and can utilize all four physical cores. In Cinebench R23 multi-core, the score of 1847 demonstrates that the processor can handle concurrent threads reasonably well, making it acceptable for basic video encoding, batch file processing, or compilation tasks that scale across cores. For gaming, the picture is less favorable, as the single-core score of 260 in Cinebench R23 is low, and most contemporary game engines rely heavily on single-thread performance; the data suggests this processor would be a bottleneck in gaming scenarios.

For office and productivity use, the Athlon II X4 630 offers adequate performance for document editing, spreadsheet work, and web browsing, where the workload is typically light and does not stress the CPU. However, the 15th percentile ranking indicates that even these tasks will feel slower compared to modern processors, and the lack of a boost clock means there is no headroom for bursty workloads. Content creation tasks that are multi-core aware, such as rendering with Cinebench R20 or R23, will see the processor perform in line with its 775 and 1847 scores, respectively, but users should temper expectations given the processor’s age and the narrow margins against its nearest rivals.

The primary audience for this processor is someone building a low-cost, retro-oriented system where the Socket AM3 platform and DDR3 memory support are desirable, or an upgrade path from a dual-core Athlon where the four cores provide a tangible multi-threaded benefit. It is not a processor for modern high-performance computing or gaming, as the single-core results and 15th percentile standing make that clear. For users prioritizing multi-threaded throughput over everything else and who have workloads that scale perfectly with four cores, the Athlon II X4 630 delivers a performance level that is statistically indistinguishable from its nearest rivals, making it a viable choice only in that narrow context.