Product Collection5th Generation Intel® Xeon® Scalable Processors
Code NameProducts formerly EMERALD RAPIDS
Vertical SegmentServer
Processor Number6558Q
LithographyIntel 7
Use ConditionsServer/Enterprise
Max Turbo Frequency4.1 GHz Processor Base Frequency3.2 GHz Cache60 MB Intel® UPI Speed20 GT/s TDP350 W Marketing StatusLaunched Launch DateQ4'23 Servicing StatusBaseline Servicing Memory TypesUp to DDR5 5200 MT/s 1DPC Scalability2S Sockets SupportedFCLGA4677 Package CarrierE1B DTS Max88 °C TCASE66 Package Size77.5mm x 56.5mm Intel® Virtual RAID on CPU (Intel® VROC) Activation OptionsVROC Boot, VROC Standard, VROC Premium Intel® Data Streaming Accelerator (DSA)1 default devices Intel® Advanced Matrix Extensions (AMX)Yes High Priority Cores12 High Priority Core Frequency3.3 GHz Low Priority Cores20 Low Priority Core Frequency3 GHz Intel® 64 ‡Yes Instruction Set ExtensionsIntel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 Intel® QuickAssist Software AccelerationYes Intel® Platform Firmware Resilience SupportYes Intel® Total Memory Encryption - Multi KeyYes Intel® Software Guard Extensions (Intel® SGX)Yes with Intel® SPS Default Maximum Enclave Page Cache (EPC) Size for Intel® SGX128 GB Intel® OS GuardYes Intel® Virtualization Technology for Directed I/O (VT-d) ‡YesCPU Specifications
Intel® Speed Select Technology - Performance Profile (Intel® SST-PP)
Config Active Cores Base Frequency TDP Description 6558Q (0) 32 3.2 350 6558Q (1) 24 3.5 350 6558Q (2) 16 4.0 350 Supplemental Information
Memory Specifications
Expansion Options
Package Specifications
Intel® On Demand Available Upgrades
Activation Model QAT DLB DSA IAA SGX512 SGX 512GB 512 Analytics Suite 1 1 Advanced Technologies
Security & Reliability