HP 693158-001 - Intel Xeon Quad-Core processor E5-2403 - 1.8GHz (Sandy Bridge-EN, 10MB Level-3 cache, 80W TDP) Retail
HP 693156-001 - Intel Xeon Six-Core processor E5-2420 - 1.9GHz (Sandy Bridge-EN, 15MB Level-3 cache, 95W TDP) Retail
HP 664660-001 - Intel Celeron B710 processor - 1.50GHz (Sandy Bridge, 1MB Level-3 cache, 35W TDP) Retail
HP 664661-001 - Intel Celeron B800 Dual-Core processor - 1.50GHz (Sandy Bridge, 2MB Level-3 cache, 35W TDP) Sale $35.00 Retail $49.00
HP 840814-001 - Intel Xeon E3-1225 V5 quad-core processor - 3.3GHz (Skylake-DT, 8MB Level-3 cache, socket LGA 1151, 80W TDP) Retail