Christopher J. Berry

According to our database, Christopher J. Berry authored at least 16 papers between 2007 and 2026.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2026

IBM Telum II Microprocessor: 5.5 GHz With On-Die AI and Data Processing, and Design-Technology Co-Optimizations for Power, Area, and Reliability.

Gerald Strevig, David Wolpert, Leon Sigal, Bill Huott, Mark Cichanowski, Noam Jungmann, Michael A. Sperling, Michael J. Becht, Matthias Pflanz, Daniel Kiss, Simon Büchsenstein, Tobias Werner, Philipp Salz, Michael Romain, Richard E. Serton, Nick Jing, Rajesh Veerabhadraiah, Dureseti Chidambarrao, Robert Arelt, Matt Angyal, Ben Trombley, Arvind Haran, Rahul M. Rao, Christopher J. Berry, Amanda Venton, Elazar Kachir, Andreas Arp

IEEE J. Solid State Circuits, January, 2026

2025

The IBM Telum II Processor.

Christopher J. Berry, Michael J. Becht, Tim E. Bubb, Howard Haynie, Robert J. Sonnelitter, Katie Seggerman, Jonathan Hsieh, Edward Malley, Mike Cadigan, Susan M. Eickhoff, Matthias Klein, Craig R. Walters, Christian G. Zoellin, Cédric Lichtenau

IEEE Micro, 2025

2.2 IBM Telum II: Next Generation 5.5GHz Microprocessor with On-Die Data Processing Unit and Improved AI Accelerator.

Gerald Strevig, Christopher J. Berry, Rahul M. Rao, Noam Jungmann, Michael A. Sperling, Michael J. Becht, Eduard Herkel, Matthias Pflanz, Patrick J. Meaney, Michael Romain, Mark Cichanowski, Amanda Venton, David Wolpert, Elazar Kachir, Luke Hopkins, Tim E. Bubb, Andreas Arp, Daniel Kiss, Simon Büchsenstein, Michael H. Wood, Michael Spear, Robert J. Sonnelitter, Rajiv Joshi

Proceedings of the IEEE International Solid-State Circuits Conference, 2025

37.1 IBM Telum II Processor Design-Technology Co-Optimizations for Power, Performance, Area, and Reliability.

David Wolpert, Gerry Strevig, Christopher J. Berry, Leon J. Sigal, Bill Huott, Mark Cichanowski, Matthias Pflanz, Tobias Werner, Philipp Salz, Nick Jinq, Michael Romain, Iris Leefken, Richard E. Serton, Rajesh Veerabhadraiah, Dureseti Chidambarrao, Robert Arelt, Matt Angyal, Ben Trombley, Arvind Haran, Stefan Hougardy, Ben Klotz, Rahul M. Rao

Proceedings of the IEEE International Solid-State Circuits Conference, 2025

2022

IBM Telum: a 16-Core 5+ GHz DCM.

Ofer Geva, Christopher J. Berry, Robert J. Sonnelitter, David Wolpert, Adam Collura, Thomas Strach, Di Phan, Cédric Lichtenau, Alper Buyuktosunoglu, Hubert Harrer, Jeffrey A. Zitz, Chad Marquart, Douglas Malone, Tobias Webel, Adam Jatkowski, John Isakson, Dina Hamid, Mark Cichanowski, Michael Romain, Faisal Hasan, Kevin Williams, Jesse Surprise, Chris Cavitt, Mark Cohen

Proceedings of the IEEE International Solid-State Circuits Conference, 2022

2021

Cores, Cache, Content, and Characterization: IBM's Second Generation 14-nm Product, z15.

David Wolpert, Christopher J. Berry, Brian Bell, Adam Jatkowski, Jesse Surprise, John Isakson, Ofer Geva, Brian Deskin, Mark Cichanowski, Dina Hamid, Chris Cavitt, Gregory Fredeman, Dinesh Kannambadi, Anthony Saporito, Ashutosh Mishra, Alper Buyuktosunoglu, Tobias Webel, Preetham Lobo, Ramon Bertran, Pradeep Bhadravati Parashurama, Dureseti Chidambarrao, Brandon Bruen, Alan P. Wagstaff, Eric Lukes, Sean M. Carey, Hunter F. Shi, Michael Romain, Paul Logsdon, Ishita Agarwal

IEEE J. Solid State Circuits, 2021

2020

IBM z15: Physical design improvements to significantly increase content in the same technology.

Christopher J. Berry, David Wolpert, Brian Bell, Adam Jatkowski, Jesse Surprise, Gerald Strevig, John Isakson, Ofer Geva, Brian Deskin, Mark Cichanowski, Giora Biran, Dina Hamid, Chris Cavitt, Gregory Fredeman, Dureseti Chidambarrao, Brandon Bruen, Michael H. Wood, Sean M. Carey, Drew Turner, Leon J. Sigal

IBM J. Res. Dev., 2020

2.7 IBM z15: A 12-Core 5.2GHz Microprocessor.

Christopher J. Berry, Brian Bell, Adam Jatkowski, Jesse Surprise, John Isakson, Ofer Geva, Brian Deskin, Mark Cichanowski, Dina Hamid, Chris Cavitt, Gregory Fredeman, Anthony Saporito, Ashutosh Mishra, Alper Buyuktosunoglu, Tobias Webel, Preetham Lobo, Pradeep Parashurama, Ramon Bertran, Dureseti Chidambarrao, David Wolpert, Brandon Bruen

Proceedings of the 2020 IEEE International Solid- State Circuits Conference, 2020

2019

IBM z14: Processor Characterization and Power Management for High-Reliability Mainframe Systems.

Christopher J. Berry, David Wolpert, Christos Vezyrtzis, Richard F. Rizzolo, Sean M. Carey, Yaniv Maroz, Hunter F. Shi, Dureseti Chidambarrao, Christian Jacobi, Anthony Saporito, Thomas Strach, Alper Buyuktosunoglu, Preetham Lobo, Pierce Chuang, Pawel Owczarczyk, Ramon Bertran, Tobias Webel, Phillip J. Restle

IEEE J. Solid State Circuits, 2019

2018

IBM z14: Enabling physical design in 14-nm technology for high-performance, high-reliability microprocessors.

David Wolpert, Erwin Behnen, Leon J. Sigal, Yuen H. Chan, Gustavo Enrique Téllez, Douglas Bradley, Richard E. Serton, Rajesh Veerabhadraiah, William Ansley, Andrew Bianchi, Nagu Dhanwada, Sungjae Lee, Michael Scheuermann, Glen A. Wiedemeier, John Davis, Tobias Werner, Laura Darden, Keith G. Barkley, Michael Gray, Matthew Guzowski, Mitch DeHond, Timothy Schell, Stelios Tsapepas, Di Phan, Kriti Acharya, Jeffrey A. Zitz, Hunter F. Shi, Christopher J. Berry, James D. Warnock, Michael H. Wood, Robert M. Averill III

IBM J. Res. Dev., 2018

IBM z14 design methodology enhancements in the 14-nm technology node.

Christopher J. Berry, James D. Warnock, John Badar, Dean G. Bair, Erwin Behnen, Brian Bell, Alper Buyuktosunoglu, Chris Cavitt, Pierce Chuang, Ofer Geva, Dina Hamid, John Isakson, Preetham Lobo, Frank Malgioglio, Guenter Mayer, José Luis Neves, Thomas Strach, Jesse Surprise, Christos Vezyrtzis, Tobias Webel, David Wolpert

IBM J. Res. Dev., 2018

IBM z14™: 14nm microprocessor for the next-generation mainframe.

Christopher J. Berry, James D. Warnock, John Isakson, John Badar, Brian Bell, Frank Malgioglio, Guenter Mayer, Dina Hamid, Jesse Surprise, David Wolpert, Ofer Geva, Bill Huott, Leon J. Sigal, Sean M. Carey, Richard F. Rizzolo, Ricardo Nigaglioni, Mark Cichanowski, Dureseti Chidambarrao, Christian Jacobi, Anthony Saporito, Arthur O'neill, Robert J. Sonnelitter, Christian G. Zoellin, Michael H. Wood, José Neves

Proceedings of the 2018 IEEE International Solid-State Circuits Conference, 2018

2015

IBM z13 circuit design and methodology.

James D. Warnock, Christopher J. Berry, Michael H. Wood, Leon J. Sigal, Yun-Chan Myung, Guenter Mayer, Mark D. Mayo, Y. Chan, Frank Malgioglio, Gerald Strevig, Charudhattan Nagarajan, Sean M. Carey, Gerard Salem, Friedrich Schroeder, Howard H. Smith, Di Phan, Ricardo Nigaglioni, Thomas Strach, Matthew M. Ziegler, Niels Fricke, K. Lind, José Neves, Sridhar H. Rangarajan, J. P. Surprise, John Isakson, John Badar, Doug Malone, Donald W. Plass, A. Aipperspach, Dieter F. Wendel, Robert M. Averill III, Ruchir Puri

IBM J. Res. Dev., 2015

4.1 22nm Next-generation IBM System z microprocessor.

James D. Warnock, Brian W. Curran, John Badar, Gregory Fredeman, Donald W. Plass, Yuen H. Chan, Sean M. Carey, Gerard Salem, Friedrich Schroeder, Frank Malgioglio, Guenter Mayer, Christopher J. Berry, Michael H. Wood, Yiu-Hing Chan, Mark D. Mayo, John Isakson, Charudhattan Nagarajan, Tobias Werner, Leon J. Sigal, Ricardo Nigaglioni, Mark Cichanowski, Jeffrey A. Zitz, Matthew M. Ziegler, Tim Bronson, Gerald Strevig, Daniel Dreps, Ruchir Puri, Douglas Malone, Dieter F. Wendel, Pak-kin Mak, Michael A. Blake

Proceedings of the 2015 IEEE International Solid-State Circuits Conference, 2015

2008

An automated design method for chip power distribution.

Di Phan, Christopher J. Berry, Frank Malgioglio, Alan P. Wagstaff

Proceedings of the 21st Annual IEEE International SoC Conference, SoCC 2008, 2008

2007

Design methods for attaining IBM System z9 processor cycle-time goals.

Guenter Mayer, Gerhard Döttling, Richard F. Rizzolo, Christopher J. Berry, Sean M. Carey, Christopher M. Carney, Joachim Keinert, Peter Loeffler, Walter Nop, Daniel E. Skooglund, Vern A. Victoria, Alan P. Wagstaff, Patrick M. Williams

IBM J. Res. Dev., 2007