HP 667725-001 - AMD A4-3400 Quad-Core CPUEnhance Your System Performance with HP AMD Llano X4 Processor The HP 667725 001 AMD Llano X4 A4 3400 quad core processor provides a balanced performance for everyday computing tasks. With its integrated Radeon cores and efficient power consumption, this processor is suitable for home and office use. Specifications: Brand: HP Model: 667725 001 Processor Type: AMD Llano X4 A4 3400 Cores: Quad Core Clock Speed: 2. 70GHz Cache: 4MB total Level 2 cache