XGI Technology
A Taiwanese graphics-processor company that marketed the Volari family of graphics chips and cards from 2003 until its assets were absorbed by Silicon Integrated Systems in 2010.
Last updated August 26, 2026
AI crawler reads
No AI crawler has read this profile since Oct 28, 2026.
Overview
XGI Technology Inc. was a Taiwanese graphics-processor and graphics-card company active from 2003 to 2010. The company was created from the graphics business associated with Silicon Integrated Systems (SiS), together with graphics assets from Trident Microsystems. It was headquartered in Taipei and was headed by Chris Lin. The company name was also expanded as eXtreme Graphics Innovation. XGI entered the discrete graphics market at a time when ATI Technologies and Nvidia dominated performance-oriented PC graphics. Its principal product identity was the Volari family, which included desktop, notebook, server-oriented, and specialized graphics processors. The best-known early announcement was the Volari Duo, introduced in December 2003 as a dual-GPU graphics card intended to demonstrate that the new company could compete with the major GPU vendors. The product attracted attention because of its two-GPU design, but later reviews and enthusiast testing generally found XGI hardware behind comparable ATI and Nvidia products in performance, image quality, and driver maturity. XGI nevertheless found some acceptance in the lower-priced graphics-card segment. Reviewers noted that particular products, including the Volari V3, could compare favorably with similarly priced entry-level cards such as Nvidia's GeForce MX 4000. This gave the company a limited position among buyers seeking inexpensive discrete graphics rather than leading-edge 3D performance. Its portfolio also included the Volari V8, V5, V3, Z-series, XP-series, and mobile variants. Several products were developed by the former SiS graphics team, while others reflected technology inherited from the Trident side of the business. The company pursued partnerships beyond conventional PC gaming and consumer graphics. In 2006, ATI Technologies announced the acquisition of Shanghai-based MacroSynergy, described as a fabless chip designer and XGI alliance company, along with related personnel working from XGI's Santa Clara, California location. That same year XGI announced a technology alliance with RealVision. RealVision subsequently introduced medical-imaging boards under the VREngine/XMD-Advanced name, using technology derived from the cancelled Volari 8300 project. Planned mass production was stated for the first quarter of 2007. XGI's later history was closely tied to SiS. On 27 May 2010, SiS took control of XGI Technology and its iTV technology. Reports in October 2010 said that SiS had acquired the remainder of XGI's assets. XGI therefore ceased to exist as an independent operating company. Its products and technology remain relevant primarily as part of the history of Taiwanese graphics-chip development and as examples of the difficulty of challenging the established ATI and Nvidia platforms without comparable software support, manufacturing scale, and ecosystem reach.
History
XGI Technology was established in June 2003 in Taipei as a separate Taiwanese graphics-technology company built around the former graphics division of Silicon Integrated Systems and graphics assets associated with Trident Microsystems. The company was headed by Chris Lin and was sometimes described by the expansion eXtreme Graphics Innovation. Its formation gave the combined engineering assets a distinct corporate identity at a time when the PC graphics market was dominated by ATI Technologies and Nvidia. XGI's first major public statement of intent came in December 2003, when it announced the Volari Duo. The dual-GPU card was designed to attract attention and suggest that the new entrant could compete with the largest graphics suppliers. When XGI products became available, however, hardware reviewers and enthusiasts generally found them less competitive than comparable ATI and Nvidia cards. Criticism covered both raw performance and visualization quality, while immature drivers were frequently identified as a contributing problem. The company did achieve more favorable assessments in the low-cost segment: some reviews considered the Volari V3 competitive with, or better than, similarly priced entry-level products such as Nvidia's GeForce MX 4000. The Volari portfolio expanded across several market categories. Products associated with the SiS engineering team included the Volari Duo, V8, V5, V3 XT, XE variants, and Z-series chips. The Z9 and Z9s appeared in some server-class motherboards, while other products addressed notebook or embedded applications. Technology associated with the former Trident team contributed products such as the Volari V3, XP5, mobile XP5 variants, and the Volari 8300 and XP10. Some proposed products, including the Volari V5 XT and Volari 8600 family, were cancelled. XGI also explored alliances and specialized applications. In March 2006 ATI announced its acquisition of MacroSynergy, a Shanghai-based fabless chip designer described as an XGI alliance company. The announcement also covered associated personnel working from XGI's Santa Clara, California location. In October 2006, RealVision announced a technology alliance with XGI and later introduced VREngine/XMD-Advanced medical-imaging cards based on technology from the cancelled Volari 8300, also known as Volari XG47. These boards showed that XGI-derived technology could be adapted for professional imaging, although the initiative did not change the company's competitive position in mainstream graphics. XGI's independent existence ended in 2010. On 27 May, SiS announced that it had taken control of XGI Technology and its iTV technology. In October, reports indicated that SiS had acquired the rest of XGI's assets. XGI consequently became a defunct company rather than an ongoing graphics-card brand. Its history illustrates the challenges faced by smaller GPU designers competing against much larger vendors, particularly where driver development, software compatibility, product execution, and market scale were decisive.
- 2010
SiS takes control of XGI
[1]SiS announced control of XGI Technology and its iTV technology.
- 2010
Remaining assets absorbed by SiS
[1]Reports later stated that SiS acquired the rest of XGI's assets, ending the company's independent operations.
- 2006
ATI acquires MacroSynergy
[1]ATI announced the acquisition of MacroSynergy and related personnel associated with XGI's alliance and Santa Clara operations.
- 2006
RealVision alliance announced
[1]RealVision and XGI announced a technology alliance focused on applications including professional medical imaging.
- 2003
XGI Technology is founded
[1]XGI was founded in June in Taipei from graphics activities associated with SiS and Trident Microsystems.
- 2003
Volari Duo announced
[1]The company announced a dual-GPU graphics card intended to establish the Volari family and challenge the leading discrete-GPU suppliers.
Products and positioning
A value-oriented alternative in the discrete graphics market, with additional activity in notebook, server, and specialized imaging applications.
Dual-GPU graphics card · 2003
Volari Duo
XGI's highest-profile early announcement, the Volari Duo used two graphics processors on one card. It was presented as evidence that XGI could challenge ATI and Nvidia, but subsequent reviews generally found the product held back by performance limitations and immature drivers.
Desktop graphics processors and cards
Volari V8 and V8 Ultra
The V8 family formed part of XGI's desktop discrete-graphics range. It targeted mainstream users below the performance level of flagship ATI and Nvidia offerings and was marketed under the broader Volari product identity.
Desktop graphics processors and cards
Volari V5 and V5 Ultra
The V5 products were mid-range members of the Volari line. They represented XGI's effort to cover several price points with discrete graphics hardware derived from its SiS-related engineering program.
Entry-level graphics processors and cards
Volari V3 family
The V3 range included V3, V3 XT, and V3 XE variants. It was among XGI's more credible value-market offerings; some reviewers judged the V3 competitive with similarly priced entry-level cards, despite broader concerns about XGI's drivers and 3D performance.
Server and embedded graphics processors
Volari Z-series
The Z-series included the Volari Z7, Z9, Z9s, and Z11. The Z9 and Z9s were used in some server-class motherboards, giving XGI a presence outside consumer desktop graphics.
Notebook graphics processors
Volari XP5 and XP10
The XP family addressed mobile graphics applications. The Volari 8300 Mobile was ultimately renamed Volari XP10 when available, and the XP10 added an LVDS transmitter for notebook display connectivity.
Medical-imaging video cards · 2006
VREngine/XMD-Advanced
RealVision's VREngine/XMD-Advanced cards used technology derived from XGI's cancelled Volari 8300, also identified as Volari XG47. The products represented an application of XGI-related technology to medical imaging rather than mainstream consumer graphics.
Marketing campaigns
- 2006RealVision professional-imaging alliance
Medical imaging · Professional graphics
XGI allied with RealVision to adapt Volari-derived technology for specialized medical-imaging hardware.
Outcome. RealVision announced the VREngine/XMD-Advanced series, based on the cancelled Volari 8300 technology, with production planned for 2007.
- 2003Volari Duo market launch
Global enthusiast and desktop graphics
XGI used the dual-GPU Volari Duo announcement to position itself as a possible challenger to ATI and Nvidia.
Outcome. The design generated attention, but reviews later highlighted performance, visualization, and driver shortcomings.
Brand decisions
2010
Transfer XGI control and assets to SiSM&ABackground
XGI had not established a sustainable independent position against the leading GPU vendors.
Action taken
SiS took control of XGI and its iTV technology and later acquired the remaining assets.
Aftermath
XGI ceased operating as an independent company.
2006
Expand into specialized imaging applicationsStrategyBackground
Mainstream discrete graphics remained difficult for XGI, encouraging alliances in more specialized markets.
Action taken
XGI formed a technology alliance with RealVision for medical-imaging video cards.
Aftermath
RealVision announced VREngine/XMD-Advanced products using technology from the cancelled Volari 8300 project.
2003
Introduce a dual-GPU flagshipProduct launchBackground
XGI needed a visible product strategy to enter a market dominated by ATI and Nvidia.
Action taken
The company announced the Volari Duo with two graphics processors on one card.
Aftermath
The product attracted interest but did not overcome broader concerns about performance and driver maturity.
Sources1 sources
Cite this profile: Cite the canonical profile. /brand-wiki/xgi-technology · Editorial policy · How profiles are compiled