NVIDIA nForce 550 | NVIDIA nForce 570 Ultra | NVIDIA nForce 570 SLI | NVIDIA nForce 590 SLI | |
Segment | Mainstream | Performance non-SLI | Performance SLI (2x8) | Enthusiast (2x16) |
Socket | AMD Socket AM2 | AMD Socket AM2 | AMD Socket AM2 | AMD Socket AM2 |
CPU | Athlon 64 Sempron | Athlon 64 FX Athlon 64 | Athlon 64 FX Athlon 64 | Athlon 64 FX Athlon 64 |
NVIDIA® SLI™ Technology | No | No | Yes 1 x16, 2 x 8 | Yes 2 x 16 |
NVIDIA LinkBoost™ technology | No | No | No | Yes |
Max Overclocking | No | Yes | Yes | Yes |
NVIDIA FirstPacket™ technology | No | Yes | Yes | Yes |
NVIDIA DualNet® technology | No | Yes | Yes | Yes |
Native Gigabit Ethernet Connections | 1 | 2 | 2 | 2 |
Teaming | No | Yes | Yes | Yes |
TCP/IP Acceleration | No | Yes | Yes | Yes |
NVIDIA MediaShield™ Storage Technology | Yes | Yes | Yes | Yes |
SATA/PATA Drives | 4/2 | 6/2 | 6/2 | 6/2 |
SATA Speed | 3Gb/s | 3Gb/s | 3Gb/s | 3Gb/s |
RAID | 0,1,0+1 | 0,1,0+1,5 | 0,1,0+1,5 | 0,1,0+1,5 |
PCI Express # Lanes | 20 lanes | 20 lanes | 28 lanes | 46 lanes |
PCIe Configuration | 16, 1, 1, 1,1 | 16, 1, 1, 1,1 | 16, 8, 1, 1, 1,1 | 16, 16, 8, 1, 1, 1,1, 1, 1 |
USB ports | 10 | 10 | 10 | 10 |
PCI Slots | 5 | 5 | 5 | 5 |
Audio | HDA (Azalia) | HDA (Azalia) | HDA (Azalia) | HDA (Azalia) |