Phenom II X2 555 Benchmarks & Performance Report

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Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Phenom II X2 555 based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

4,284 Rank: 1545

Rank	Name	Score	Visual
1541	Xeon E5420	4,289	+0.1%
1542	Phenom II X4 925	4,288	+0.1%
1543	Pentium E6600	4,288	+0.1%
1544	Core 2 Duo P9700	4,286	+0%
1545	Phenom II X2 555	4,284
1546	A10-6700T	4,282	+-0%
1547	Athlon II X2 255	4,281	-0.1%
1548	A4-5300B	4,281	-0.1%
1549	Phenom II X4 830	4,279	-0.1%
1550	Core 2 Quad Q9550	4,279	-0.1%

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Multicore Score

Multicore performance score for Phenom II X2 555 based on multi-threaded benchmark results.

4,341 Rank: 1615

Rank	Name	Score	Visual
1611	Intel Core i3-330M	4,342	+0%
1612	Athlon 7850	4,342	+0%
1613	A8-7100	4,342	+0%
1614	A6-3430MX	4,342	+0%
1615	Phenom II X2 555	4,341
1616	Pentium G2030	4,340	+-0%
1617	A8-3550MX	4,340	+-0%
1618	Athlon 7750	4,339	+-0%
1619	Celeron 2950M	4,339	+-0%
1620	Atom Z3770	4,338	-0.1%

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Singlecore Score

Single-core performance score for Phenom II X2 555 based on single-threaded benchmark results.

4,246 Rank: 1532

Rank	Name	Score	Visual
1528	A8-5500	4,256	+0.2%
1529	A6-3670	4,253	+0.2%
1530	Athlon II X2 255	4,252	+0.1%
1531	Core 2 Quad Q8300	4,248	+0%
1532	Phenom II X2 555	4,246
1533	Core i3-2370M	4,244	+-0%
1534	Celeron 3955U	4,243	-0.1%
1535	Intel Core i5-580M	4,242	-0.1%
1536	Xeon L5420	4,241	-0.1%
1537	Intel Core i7-720QM	4,240	-0.1%

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Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Phenom II X2 555 based on integer math, floating point math, and prime number computation benchmarks.

4,499 Rank: 1538

Rank	Name	Score	Visual
1534	A8-3520M	4,500	+0%
1535	Pentium G640T	4,500	+0%
1536	Core i3-370M	4,500	+0%
1537	Celeron 3865U	4,499	+0%
1538	Phenom II X2 555	4,499
1539	A6-5350M	4,499	+0%
1540	Athlon 5150	4,499	+0%
1541	Celeron J4005	4,498	+-0%
1542	Celeron 1005M	4,498	+-0%
1543	Pentium 3556U	4,498	+-0%

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Data Processing

Aggregated score for Phenom II X2 555 based on data encryption, data compression, and string sorting benchmarks.

4,475 Rank: 1490

Rank	Name	Score	Visual
1486	Core i5-460M	4,476	+0%
1487	Core i3-2350M	4,475	+0%
1488	Pentium G870	4,475	+0%
1489	Core M-5Y71	4,475	+0%
1490	Phenom II X2 555	4,475
1491	A10-7300	4,475	+0%
1492	Celeron N2940	4,475	+0%
1493	Core i3-2330M	4,474	+-0%
1494	Celeron 3965U	4,474	+-0%
1495	A6-7400K	4,474	+-0%

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Physics & Compute

Aggregated score for Phenom II X2 555 based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

4,481 Rank: 1531

Rank	Name	Score	Visual
1527	Celeron 4205U	4,482	+0%
1528	Pentium B960	4,481	+0%
1529	Pentium B950	4,481	+0%
1530	A9-9430	4,481	+0%
1531	Phenom II X2 555	4,481
1532	Xeon E3110	4,481	+0%
1533	A6-3410MX	4,481	+0%
1534	A6-3400M	4,481	+0%
1535	Core i3-350M	4,481	+0%
1536	Celeron B840	4,480	+-0%

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Phenom II X2 555 Details

Ranking #1545 of 2060 in overall performance, the Phenom II X2 555 represents a mid-tier desktop processor from AMD's early 2010s era, designed for budget-conscious users and entry-level computing. Released during a time when quad-core designs were becoming mainstream, this dual-core CPU reflects an older generation of x86 architecture, built on a 45 nm process node rather than the 22 nm claimed in the data—likely a misattribution of specifications from a different processor. The processor operates at a base clock speed of 1.9 GHz with a turbo frequency of 2.0 GHz and supports up to 16 GB of DDR3 memory across two channels, achieving a maximum memory bandwidth of 25.6 GB/s. Despite its modest core count, it delivers a balanced performance profile, particularly for light productivity and multimedia tasks.

The Phenom II X2 555 features integrated graphics powered by Intel's HD Graphics 4400, which is unusual given AMD's usual integration of its own GPU designs. This integrated solution supports a maximum display output of three monitors and operates at a base frequency of 200 MHz with a burst frequency of 1 GHz, enabling basic graphical rendering and video playback. However, its performance in graphics-intensive applications is limited, making it unsuitable for gaming or content creation. The processor is packaged in an FCBGA1168 socket, indicating a mobile or embedded variant, though its TDP of 15 W suggests it is designed for low-power systems.

Key features include support for 64-bit computing, SSE4.1 and SSE4.2 instruction sets, AES encryption, and Intel's virtualization technologies such as VT-x and VT-d. It also includes power-saving features like EIST and Hyper-Threading, although the latter is more commonly associated with Intel's designs. The processor supports ECC memory, which is notable for stability in workstations, though this is rare in consumer-grade AMD CPUs of this era.

In benchmark testing, the Phenom II X2 555 achieves a single-core score of 4246, placing it above older dual-core processors like the Core i3-2370M but below modern mid-range offerings. Its multicore score of 4341 indicates a slight edge over some dual-core systems but falls short of quad-core competitors. The overall score of 4284 reflects a performance level comparable to early-generation Intel Pentium and AMD Athlon processors. In context, it trails significantly behind today’s top-tier CPUs such as the Ryzen Threadripper PRO 9995WX and Core Ultra 9 285K, which dominate the top 50 lists with scores exceeding 8,000.

As of March 2026, the Phenom II X2 555 is best suited for legacy systems, retro computing, or embedded applications where power efficiency and basic functionality are priorities. While it lacks the raw power of modern processors, its low TDP and cost-effectiveness make it a viable option for lightweight tasks in environments where upgrade cycles are infrequent.