Semiconductor & Computer Engineering
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z990 - Microarchitectures - IBM
| Edit Values | |
| z990 µarch | |
| General Info | |
| Arch Type | CPU |
| Designer | IBM |
| Manufacturer | IBM |
| Introduction | 2002 |
| Process | 0.130 µm |
| Pipeline | |
| Type | Superscalar, Pipelined |
| OoOE | No |
| Instructions | |
| ISA | z/Architecture |
| Cache | |
| L1I Cache | 256 KiB/core 4-way set associative |
| L1D Cache | 256 KiB/core 4-way set associative |
| Succession | |
z990 was a z/Architecture-based microarchitecture designed by IBM and introduced in 2006 for their z990 processors and 2084-series mainframes. The z990 microarchitecture replaced the z900.
Process Technology
The z990 microprocessors were manufactured on IBM's 0.13 µm process with copper interconnections. This technology include silicon-on-insulator (SOI) transistors.
Architecture
Key changes from z900
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Overview
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Die
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Facts about "z990 - Microarchitectures - IBM"
| codename | z990 + |
| designer | IBM + |
| first launched | 2003 + |
| full page name | ibm/microarchitectures/z990 + |
| instance of | microarchitecture + |
| instruction set architecture | z/Architecture + |
| manufacturer | IBM + |
| microarchitecture type | CPU + |
| name | z990 + |
| process | 130 nm (0.13 μm, 1.3e-4 mm) + |