AMD Phenom II X2 555 and Athlon II X4 635 Performance

AMD is launching a bevy of new processors today, targeted squarely at budget conscious consumers, looking to save a few bucks on the their next PC build. The new processors differ from previous offerings in their respective product families in terms of frequency, and of course their model names, but all are based on existing architectures and technology.

The new line-up of processors AMD is introducing today consists of the following products...

• Phenom II X2 555
• Athlon II X4 635
• Athlon II X3 440
• Athlon II X2 255
• Phenom II X4 910e

We decided to take the 3.2GHz Phenom II X2 555 and 2.9GHz Athlon II X4 635 for a spin and have their performance results posted on the pages ahead. Before we get to the numbers though, take a moment to peruse The Phenom II X2 555's and Athlon II X4 635's specifications in table below...

AMD Phenom II X2 & Athlon II X4 Processors Specifications and Features

	Phenom II X2	Athlon II X4
Model Core Frequency HyperTransport 3.0 Technology Link Clock Multiplier TDP (Thermal Design Power) Number of CPU Cores L1 Cache L2 Cache L3 Cache Core Voltage (VID) Manufacturing Process Total Die Size Packaging Socket Compatibility Memory Type AMD PowerNow! Technology	555 3.2 GHz 4000 GT/s 16x 80W 2 256KB (2 x 128K) 1MB (2 x 512KB) 6MB 0.85-1.425V 45nm 258mm² AM3 938-pin AM2+, AM3 DDR2, DDR3 3.0	635 2.90 GHz 4000 GT/s 14.5x 95W 4 512KB (4x 128KB) 2MB (4 x 512MB) 0MB 0.825-1.425V 45nm 169mm² AM3 938-pin AM2+, AM3 DDR2, DDR3 3.0