Dual Opteron 4180 vs i5-3570K 2 x AMD Opteron 4180 testing with a Dell 0GXH08 and Matrox s MGA G200eW WPCM450 on Debian testing via the Phoronix Test Suite. Dual Opteron 4180: Processor: 2 x AMD Opteron 4180 @ 2.60GHz (12 Cores), Motherboard: Dell 0GXH08, Chipset: AMD nee ATI RD890 + SB7x0/SB8x0/SB9x0, Memory: 8192MB, Disk: 2 x 2000GB Western Digital WD2003FYYS-0 + 2 x 250GB Western Digital WD2502ABYS-1, Graphics: Matrox s MGA G200eW WPCM450, Monitor: NEC LCD1560V, Network: Broadcom NetXtreme II BCM5716 Gigabit OS: Debian testing, Kernel: 3.2.0-2-amd64 (x86_64), Display Driver: vesa 2.3.0, Compiler: GCC 4.6, File-System: xfs SciMark 2.0 Computational Test: Composite Mflops > Higher Is Better Dual Opteron 4180 . 492.98 |=================================================== SciMark 2.0 Computational Test: Fast Fourier Transform Mflops > Higher Is Better Dual Opteron 4180 . 71.54 |==================================================== SciMark 2.0 Computational Test: Jacobi Successive Over-Relaxation Mflops > Higher Is Better Dual Opteron 4180 . 576.85 |=================================================== SciMark 2.0 Computational Test: Monte Carlo Mflops > Higher Is Better Dual Opteron 4180 . 296.82 |=================================================== SciMark 2.0 Computational Test: Sparse Matrix Multiply Mflops > Higher Is Better Dual Opteron 4180 . 608.18 |=================================================== SciMark 2.0 Computational Test: Dense LU Matrix Factorization Mflops > Higher Is Better Dual Opteron 4180 . 911.53 |===================================================