ramspeed test all banks populated ramspeed opteron node: Processor: 2 x AMD Opteron 6168 @ 1.90GHz (24 Cores), Motherboard: Supermicro H8DGT, Chipset: ATI RD890 + SB7x0/SB8x0/SB9x0, Memory: 16 x 8192 MB 1333MHz, Disk: 1500GB Seagate ST31500341AS, Graphics: Matrox MGA G200eW WPCM450 OS: Ubuntu 11.10, Kernel: 3.0.0-12-server (x86_64), Display Driver: matrox, Compiler: GCC 4.6.1, File-System: xfs RAMspeed SMP 3.5.0 Type: Copy - Benchmark: Integer MB/s > Higher Is Better ramspeed opteron node . 10038.10 |============================================= RAMspeed SMP 3.5.0 Type: Scale - Benchmark: Integer MB/s > Higher Is Better ramspeed opteron node . 10057.09 |============================================= RAMspeed SMP 3.5.0 Type: Add - Benchmark: Integer MB/s > Higher Is Better ramspeed opteron node . 9195.73 |============================================== RAMspeed SMP 3.5.0 Type: Triad - Benchmark: Integer MB/s > Higher Is Better ramspeed opteron node . 9315.85 |============================================== RAMspeed SMP 3.5.0 Type: Average - Benchmark: Integer MB/s > Higher Is Better ramspeed opteron node . 9681.83 |==============================================