POWER8
POWER8 is a family of superscalar multi-core microprocessors based on the Power ISA, announced in August 2013 at the Hot Chips conference. The designs are available for licensing under the OpenPOWER Foundation, which is the first time for such availability of IBM's highest-end processors.
Two IBM POWER8 processors on a dual chip module. | |
| General information | |
|---|---|
| Launched | 2014 |
| Designed by | IBM |
| Performance | |
| Max. CPU clock rate | 2.5 GHz to 5 GHz |
| Cache | |
| L1 cache | 64+32 KB per core |
| L2 cache | 512 KB per core |
| L3 cache | 8 MB per chiplet |
| L4 cache | 16 MB per Centaur |
| Architecture and classification | |
| Technology node | 22 nm |
| Instruction set | Power ISA (Power ISA v.2.07) |
| Physical specifications | |
| Cores |
|
| History | |
| Predecessor(s) | POWER7 |
| Successor(s) | POWER9 |
| POWER, PowerPC, and Power ISA architectures |
|---|
| NXP (formerly Freescale and Motorola) |
| IBM |
|
| IBM/Nintendo |
| Other |
| Related links |
| Cancelled in gray, historic in italic |
Systems based on POWER8 became available from IBM in June 2014. Systems and POWER8 processor designs made by other OpenPOWER members were available in early 2015.
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