2.6.31.5-127.fc12.x86_64 is a kernel. The 2.6.31.5-127.fc12.x86_64 has been tested via the Phoronix Test Suite in the configurations listed below.
Evanscomputers.com-SuperPi - Tests on Fedora 12, Intel Core i5 660, Intel Auburndale, ASUS P7H55-M PRO
Evanscomputers.com-SuperPi - Tests on Fedora 12, Linux, Intel Core i5 660, Intel Auburndale, ASUS P7H55-M PRO, Intel Xeon E5405, ATI ES1000, Dell 0H603H
Evanscomputers.com-SuperPi - Tests on Fedora 12, Intel Core i5 660, Intel Auburndale, ASUS P7H55-M PRO
Evanscomputers.com-SuperPi - Tests on Fedora 13, Fedora 12, Intel Core 2 Extreme X9650, NVIDIA GT200, EVGA 132-YW-E178-FTW, GeForce GTX 260, Intel Core 2 Duo E8400, NVIDIA GeForce 8800 GT, ASUS P5N-E SLI, Intel Core i5 660, Intel Auburndale, ASUS P7H55-M PRO
Evanscomputers.com-SuperPi - Tests on Fedora 12, Intel Core i5 660, Intel Auburndale, ASUS P7H55-M PRO
2155017 - Tests on PTS Desktop Live 2009.3, Fedora 12, Intel Core 2 Duo E8400, Intel 4 IGP, MAGUAY DG43NB, Intel 000, Intel Device 0046, Kontron B3001
Evanscomputers.com-SuperPi - Tests on Fedora 12, Ubuntu 8.04, Debian 5.0.3, SUSE Linux Enterprise Server 11, Fedora 11, Intel Core 2 Extreme X9650, GeForce GTX 260, EVGA 132-YW-E178-FTW, Intel Core 2 Duo T7700, Quadro FX 360M, Dell 0UY141, QEMU Virtual 0.10.6, AMD Opteron 2346 HE, AMD Opteron 2212, Intel Core 2 Quad Q9550, Matrox MGA G200e, Wistron ProLiant DL120 G5, GeForce 6600, Gigabyte X48-DS5
Evanscomputers.com-SuperPi - Tests on Fedora 12, Ubuntu 8.04, Debian 5.0.3, SUSE Linux Enterprise Server 11, Intel Core 2 Extreme X9650, GeForce GTX 260, EVGA 132-YW-E178-FTW, Intel Core 2 Duo T7700, Quadro FX 360M, Dell 0UY141, QEMU Virtual 0.10.6, AMD Opteron 2346 HE, AMD Opteron 2212, Intel Core 2 Quad Q9550, Matrox MGA G200e, Wistron ProLiant DL120 G5
Evanscomputers.com-SuperPi - Tests on Fedora 12, Ubuntu 8.04, Debian 5.0.3, Intel Core 2 Extreme X9650, GeForce GTX 260, EVGA 132-YW-E178-FTW, Intel Core 2 Duo T7700, Quadro FX 360M, Dell 0UY141, QEMU Virtual 0.10.6, AMD Opteron 2346 HE, AMD Opteron 2212
Evanscomputers.com-SuperPi - Tests on Fedora 12, Ubuntu 8.04, Debian 5.0.3, Intel Core 2 Extreme X9650, GeForce GTX 260, EVGA 132-YW-E178-FTW, Intel Core 2 Duo T7700, Quadro FX 360M, Dell 0UY141, QEMU Virtual 0.10.6, AMD Opteron 2346 HE
Evanscomputers.com-SuperPi - Tests on Fedora 12, Ubuntu 8.04, Debian 5.0.3, Intel Core 2 Extreme X9650, GeForce GTX 260, EVGA 132-YW-E178-FTW, Intel Core 2 Duo T7700, Quadro FX 360M, Dell 0UY141, QEMU Virtual 0.10.6
Evanscomputers.com-SuperPi - Tests on Fedora 12, Ubuntu 8.04, Intel Core 2 Extreme X9650, GeForce GTX 260, EVGA 132-YW-E178-FTW, Intel Core 2 Duo T7700, Quadro FX 360M, Dell 0UY141
madhur - Tests on Fedora 12, Intel Core 2 Quad, Intel 82G33, Intel DG33FB
madhur - Tests on Fedora 12, Intel Core 2 Quad, Intel 82G33, Intel DG33FB