...entirely redesigned to incorporate a new decoded pipeline using a new µOP cache. The back-end is an entirely new PRF-based renaming architecture with a con * New last level cache architecture

|side cache=128 MiB |side cache per=package

* IPC improvement from larger cache for various workloads, but actual core is unchanged ** 50% larger [[last level cache]] (up to 12 MiB, from 8 MiB)

** Large μop cache (2K instructions) * Cache system

| cache = Yes | {{cavium|Octeon Plus}} || Second generation (higher clock, bigger cache)

...es by <abbr title="Store Keeping Unit">SKU</abbr>) which share a 32 MiB L3 cache with 46 cycles average latency, doubling the L3 capacity available to one c ...me "Trento". These processors will use a different I/O die with additional coherent {{amd|Infinity Fabric}} links to attach accelerators. They will be used in

...y controller and I/O hub) are routed through the SDF. A key feature of the coherent data fabric is that it's not limited to a single die and can extend over mu ...e '''Cache-Coherent Master''' ('''CCM''') which provides the mechanism for coherent data transports between cores. There is also a single '''I/O Master/Slave''

...LFLUSHOPT</code>}} - Flush & Invalidates memory operand and its associated cache line (All L1/L2/L3 etc..) * {{x86|CLWB|<code>CLWB</code>}} - Force cache line write-back without flush

* Cache ** L0 µOP cache:

...afety [[ISO-26262]] and [[ASIL]] level C. The CPU cluster is fully [[cache coherent]] and the coherency is extended to all the other [[accelerators]] on-chip. ...on for connecting a [[discrete graphics processor]] to Xavier in a [[cache coherent]] manner. Xavier has PCIe Gen 4.0 support (16 GT/s). It's worth noting that

...ore cluster. Communication is done over Samsung's cache-coherent {{samsung|Coherent Interconnect}} (SCI). == Cache ==

{{samsung title|Samsung Coherent Interconnect (SCI)}} ...t introduced with the introduction of the [[Exynos 8 Octa]] which provides cache coherency and management between the generic [[ARM Holdings|ARM]] {{armh|Co

** Coherent network improved for large core count * Cache

...y system [[interconnect architecture]] that facilitates [[memory coherence|coherent]] data and control transmission accross multiple [[Nvidia]] [[GPU]]s and su ...VLink now has [[cache coherence]] support, allowing the CPU to efficiently cache GPU memory, significantly improving latencies and thus performance. NVLink

*** Half L2 Cache Size (256 KiB, down form 512 KiB) * Cache

{{title|Cache Coherent Interconnect for Accelerators (CCIX)}}{{interconnect arch}} ...processor]] and the various [[accelerators]] in the system through a cache-coherent extension to standard [[PCIe]].

...brics of each processor on dual-socket server platforms. S-Link is a cache coherent link to {{abbr|CCIX}} memory expanders. XGBE is a backplane Ethernet link w

...cache.<!--Naffziger2020--> GN-B1 CCDs contain one CCX with 32&nbsp;MiB L3 cache, the GMI2 signals are routed to the chip edge. These are serial, single-end S-Link is a cache coherent link to {{abbr|CCIX}} memory expanders introduced on Type-1 processors. As

...l|UPI}} links from the CPU for the FPGA, providing the FPGA with a [[cache coherent]] link to the CPU. == Cache ==

** Designed for the [[Coherent Mesh Network 600]] (CMN-600) mesh interconnect The Neoverse N1 has a private L1I, L1D, and L2 cache.

* Cache ...ore duplexes. The entire complex has [[cache coherency]] as well as an I/O coherent memory subsystem which is designed for communication with the various other

...dth requirements, x16 links are repurposed for {{amd|Infinity Fabric|cache coherent inter-socket traffic}}. The raw data rate of these {{abbr|xGMI}} links is a ...ators without local memory such as a {{abbr|NIC}} using the CXL.io and CXL.cache protocols, and memory expanders using the CXL.io and CXL.memory protocols.

...well as SiFive other existing cores. Everything in the cluster is [[cache coherent]] - including any extended [[SRAM]] options as well as any custom accelerat ...t change in the 7 Series is the overhaul of the memory subsystem. The data cache and the optional tightly integrated memory (TIM) can now span two cycles, e

{{cavium title|Cavium Coherent Processor Interconnect (CCPI)}}{{interconnect arch}} '''Cavium Coherent Processor Interconnect''' ('''CCPI'''') is an interconnect architecture des

...licon|Hi16xx}}) family of [[ARM]] server processors designed to facilitate coherent [[symmetric multiprocessing]] support. The Hydra Interface is a high-speed cache coherent [[interconnect architecture]] designed to facilitate [[symmetric multiproce

| L1 I-Cache / D-Cache || 8k-64k | L2 Cache || 128KB-1MB

* Cache ** L1I Cache:

* L1 Cache ** L1 Instruction cache

...s Opteron "{{amd|Istanbul|l=core}}" processors with six cores and 6 MiB L3 cache. It supports HyperTransport Gen 3 on I/O and inter-socket links, AMD's HT A ...DP or MP processor. On multiprocessor models all three links support cache coherent connections to other DP or MP processors.

...ort links can be used for I/O or, using an AMD proprietary protocol, cache coherent inter-socket traffic on multiprocessor systems. The 16-bit links can be ung

...used for I/O, e.g. connecting a GPU through a HT-PCI bridge, or for cache coherent inter-socket traffic using an AMD proprietary protocol, with flexible routi ...Pat;Kalyanasundharam, Nathan;Donley, Gregg;Lepak, Kevin;Hughes, Bill|title=Cache Hierarchy and Memory Subsystem of the AMD Opteron Processor|date=2010-04-12

** New L0 MOP cache The Neoverse N1 has a private L1I, L1D, and L2 cache.

...In IDLE1 mode clocks to all core units are stopped. In IDLE0 mode the data cache continues to snoop the internal System Bus to maintain data coherency. The ...by software. It does not recognize Soft Reset, Non-Maskable Interrupt, or Cache Error exception conditions.

...are located in the center of the die to reduce memory latency from the L3 cache.<!--Naffziger2020--> GMI2 links are serial, single-ended links with 31 tran ...e Data Fabrics of each processor on dual socket systems. S-Link is a cache coherent link to {{abbr|CCIX}} memory expanders. XGBE is a backplane Ethernet link w

On dual socket (2P) systems the cache coherent xGMI links connect the Data Fabrics of each processor. Socket SP5 processor ...d accelerators with no local memory such as a NIC using the CXL.io and CXL.cache protocols) and CXL Type 3 devices (memory expanders, using the CXL.io and C

...ially offer additional power saving: two non-coherent virtual systems, one coherent virtual system, two metal systems, or one metal system. == Cache ==