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
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), but the final product with SB700 or SB750 southbridge should support up to six SATA ports
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
HyperTransport 3.0 and PCI Express 2.0
ATI CrossFire
AutoXpress
AMD OverDrive
Energy efficient Northbridge design
65 nm CMOS fabrication process manufactured by TSMC
Mobile version (codenamed RD780M) planned, supporting CrossFire for two AXIOM/MXM discrete mobile GPUs [14]
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]
ATI Hybrid Graphics
Side-port memory as local frame buffer [17], supporting DDR2 and GDDR3 modules. [18]
ATI PowerPlay technology
Two physical PCI-E x16 slots at x8 bandwidth [6]
HyperTransport 3.0 and PCI Express 2.0
ATI CrossFire
Hybrid CrossFire X
AMD OverDrive
Energy efficient Northbridge design
55 nm CMOS fabrication process manufactured by TSMC
528-pin Flip Chip Ball Grid Array (FCBGA) package
Performance hybrid multi-graphics segment
780G/780V
Codenamed RS780, value version codenamed RS780C
Single AMD processor configuration
Integrated graphics: Radeon HD 3200 (780G) [16], Radeon 3100 (780V) [19]
205 million transistors [20]
ATI Hybrid Graphics and PowerXpress (780G only)
Side-port memory as local frame buffer [21], supporting DDR2 and GDDR3 modules [18] (780G only)
ATI PowerPlay technology
UVD (780G only)
One physical PCI-E x16 slot
HyperTransport 3.0 and PCI Express 2.0
AMD OverDrive
Energy efficient Northbridge design
55 nm CMOS fabrication process manufactured by TSMC
528-pin Flip Chip Ball Grid Array (FCBGA) package
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)
RX780H
Codenamed RX780H [7]
Single AMD processor configuration
DirectX 10 accelerator [29]
Without display output [30]
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
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
740G/740V
Codenamed RS740, value version codenamed RS740C
Single AMD processor configuration
Integrated graphics: Radeon 2100 [19]
Just a rename of 690G to 740G, adds support for SB700
80nm just like 690G
Side-port memory as local frame buffer as implemented in the M690T chipset, supporting DDR2 and GDDR3 modules. (740G only)[citation needed]
ATI PowerPlay technology
One physical PCI-E x16 slot and one PCI-E x4 slot
HyperTransport 2.0 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 [34]
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