790FX
* Codenamed RD790, final name revealed to be "AMD 790FX chipset" [9]
* Dual-socket (Quad FX, Dual Socket Direct Connect (DSDC) Architecture) or single AMD processor configuration
* Maximum four physical PCI-E x16 slots and discrete PCI-E x4 slot [10], the chipset provides a total of 42 lanes solely in the Northbridge
* HyperTransport 3.0 with support for HTX slots [10] and PCI Express 2.0
* ATI CrossFire X
* AutoXpress
* AMD OverDrive
* Energy efficient Northbridge design
o 65 nm CMOS fabrication process manufactured by TSMC
* Extreme overclocking, reported to have achieved about 420 MHz bus for overclocking an Athlon 64 FX-62 processor [11], from originally 200 MHz.
* Optional discrete chipset cache memory of at least 16 KB to reduce the latencies and increase the bandwidth [10]
* Supports Dual Gigabit Ethernet, and teaming option [10]
* Reference board codenamed "Wahoo" [12] for dual-processor system reference design board with three physical PCI-E x16 slots, and "HammerHead" for single-socket system reference design board with four physical PCI-E x16 slots, also notable was the reference boards includes two ATA ports and only four SATA 3.0 Gbit/s ports (as being paired with SB600 southbridge).
* Will pair with SB750 southbridge with support up to six SATA ports and enhanced Phenom processors overclocking via ACC functionality, and will later support Socket AM3 with DDR3 SDRAM support in the first quarter of 2009.
* Enthusiast discrete multi-graphics segment
790X
* Codenamed RD780, final name revealed to be "AMD 790X chipset" [13]
* Single AMD processor configuration
* Two physical PCI-E x16 slots (one 16x and one 8x electrically. In Crossfire mode, both will revert to 8x electrically)
* HyperTransport 3.0 and PCI Express 2.0
* ATI CrossFire
* AutoXpress
* AMD OverDrive
* Energy efficient Northbridge design
o 65 nm CMOS fabrication process manufactured by TSMC
* Mobile version (codenamed RD780M) planned, supporting CrossFire for two AXIOM/MXM discrete mobile GPUs [14]
* Can pair with SB750 southbridge with support up to six SATA ports and enhanced Phenom processors overclocking via ACC functionality.
* Supports Socket AM3 with DDR3 SDRAM depending on motherboard BIOS
* Performance discrete multi-graphics segment
790GX
* Codenamed RS780D [6], final name seen on internal AMD presentation [15]
* Single AMD processor configuration
* Integrated graphics: Radeon HD 3300 [16]
o ATI Hybrid Graphics
o Side-port memory as local frame buffer [17], supporting DDR2 and GDDR3 modules. [18]
o ATI PowerPlay technology
* Two physical PCI-E x16 slots (one 16x and one 8x electrically. In Crossfire mode, both will revert to 8x electrically)
* HyperTransport 3.0 and PCI Express 2.0
* ATI CrossFire
o Hybrid CrossFire X
* AMD OverDrive
* Energy efficient Northbridge design
o 55 nm CMOS fabrication process manufactured by TSMC
o 528-pin Flip Chip Ball Grid Array (FCBGA) package
* Performance hybrid multi-graphics segment
785G
* Codenamed RS880
* Single AMD processor configuration
* Integrated graphics: Radeon HD 4200
o ATI Hybrid Graphics and PowerXpress
o Side-port memory as local frame buffer, supporting DDR2 and GDDR3 modules
o UVD 2
o ATI Stream capabilities
* No 7.1-channel LPCM support[19]
* HyperTransport 3.0 and PCI Express 2.0
* Energy efficient Northbridge design
o 55 nm CMOS fabrication process by TSMC
* Mainstream hybrid graphics (DirectX 10.1 IGP) segment
780G/780V
* Codenamed RS780, value version codenamed RS780C
* Single AMD processor configuration
* Integrated graphics: Radeon HD 3200 (780G) [16], Radeon 3100 (780V) [20]
o 205 million transistors [21]
o ATI Hybrid Graphics and PowerXpress (780G only, PowerXpress for M780G only)
o Side-port memory as local frame buffer [17], supporting DDR2 and GDDR3 modules [18] (780G only)
o ATI PowerPlay technology
o UVD (780G only)
* One physical PCI-E x16 slot
* HyperTransport 3.0 and PCI Express 2.0
* AMD OverDrive
* Energy efficient Northbridge design
o 55 nm CMOS fabrication process manufactured by TSMC
o 528-pin Flip Chip Ball Grid Array (FCBGA) package
o 1.1 V core voltage [22]
* "Remote IT" (temporary name, 780V only)
* Pin-to-Pin compatible to RS690 [23]
* Reference board design codenamed "Seahorse" [12]
* Mobile version (M780G, codenamed RS780M) demonstrated in May 2007 [24], and will be available during second or third quarter (Q2-Q3) 2008 [25], with the implementation of PowerXpress technology, providing one PCI-E slot for AXIOM/MXM modules [26] and HyperFlash [27][28] support for the Puma platform
* Mainstream hybrid graphics (DirectX 10 IGP) segment (780G), value and commercial DirectX 10 IGP segment (780V)
780E
* Codenamed RS780E
* Single AMD processor configuration
* Integrated graphics: Radeon HD 3200
o 205 million transistors [21]
o ATI Hybrid Graphics and PowerXpress
o Side-port memory: 128 MB GDDR3
o ATI PowerPlay technology
o UVD
* One x16 or two x8 PCI-E x16 slot (physical x16 slot)
* HyperTransport 3.0 and PCI Express 2.0
* ATI CrossFire
o Hybrid CrossFire X
* AMD OverDrive
* Energy efficient Northbridge design
o 55 nm CMOS fabrication process manufactured by TSMC
o 528-pin Flip Chip Ball Grid Array (FCBGA) package
o 1.1 V core voltage [22]
* Reference development board design codenamed "Mahogany"
* High-end embedded systems segment
RX780H
* Codenamed RX780H [7]
* Single AMD processor configuration
* DirectX 10 accelerator [29]
o Without display output [30]
o ATI Hybrid Graphics
* Energy efficient Northbridge design
* Performance hybrid graphics segment
770
* Codenamed RX780 [31], final product name revealed by ECS [32]
* Single AMD processor configuration
* One physical PCI-E x16 slot
* HyperTransport 3.0 and PCI Express 2.0
* AutoXpress
* Energy efficient Northbridge design
o 65 nm CMOS fabrication process manufactured by TSMC
* Mobile version (M780T), supports discrete graphics, and support for "add-on" graphics solution, via external PCI-E cabling [33]
* Mainstream discrete single-graphics segment
760G
* Single AMD processor configuration
* Integrated graphics: Radeon HD 3000
o 55 nm CMOS fabrication process manufactured by TSMC
o ATI PowerPlay technology
o ATI Hybrid Graphics
* HyperTransport 3.0 and PCI Express 2.0
* Value DirectX 10.0 IGP segment
740G
* Codenamed RS740, value version codenamed RS740C
* Single AMD processor configuration
* Updated version of the AMD 690G chipset [34]
* Integrated graphics: Radeon 2100 [20]
o 55 nm CMOS fabrication process manufactured by TSMC
o ATI PowerPlay technology
* One physical PCI-E x16 slot and one PCI-E x4 slot
* HyperTransport 1.0 and PCI Express 1.1a
* Pin-to-pin compatible to RS690C
* Mobile version (M740G, codenamed RS740M) available
* Value DirectX 9.0 IGP segment
740
* Codenamed RX740 [35]
* Single AMD processor configuration
* One physical PCI-E x16 slot
* HyperTransport 2.0 and PCI Express 1.1a
* Energy efficient Northbridge design
* Value discrete single-graphics segment
Besides the use of SB600 southbridge for earlier releases of several members in late 2007, all of the above chipsets can also utilize newer southbridge designs, the SB700, SB710 and the SB750 southbridges. Future server chipsets will also utilize the server version (SB700S/SB750S) of the southbridges. Features provided by the southbridge are listed as follows:
SB700
* Support up to 6 SATA 3.0 Gbit/s hard disk drives, with RAID 0, 1, 10 support
* eSATA support
* No S.M.A.R.T. support under Windows with AHCI enabled (potentially an AMD AHCI driver issue, S.M.A.R.T. works under Linux in AHCI mode)
* 1 x IDE connector supporting ATA-133/100/66/33 and up to 2 IDE devices
* Support up to 14 USB ports (12 USB 2.0 and 2 USB 1.1)
* I/O acceleration technologies
* Consumer Infrared receiver/transmitter port compatible with IrDA standards [36]
* Additional management and security technologies such as IDM (Intelligent Device Management) and TPM (Trusted Platform Module). [37]
* DASH 1.0 support
SB710
* All features from SB700
* Super I/O
* Advanced Clock Calibration for enhanced CPU overclocking
o Direct communication channel composed of six data pins which were previously reserved between the CPU and the southbridge
o Advanced Clock Calibration (Option available with AMD OverDrive software 2.1.1 and later)
SB750
* All features of SB700
* RAID 5 support [5]
* Super I/O
* Enhanced CPU overclocking for K10-based processors only, originally named "OverDrive 3.0" [38]
o Direct communication channel composed of six data pins which were previously reserved between the CPU and the southbridge
o Advanced Clock Calibration (Option available with AMD OverDrive software 2.1.1 and later)
SP5100
* All features of SB700
* Super I/O
* Target for future server chipsets [20]
* Originally named SB700S ,[39] later renamed as SP5100. [40]
SB750S
* All features of SB750
* Super I/O
* Target for future server chipsets [20]
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