Essentials Download Specifications Product Collection4th Generation Intel® Xeon® Scalable Processors Code NameProducts formerly Sapphire Rapids Vertical SegmentServer Processor Number 6458Q Lithography Intel 7 Use Conditions Server/Enterprise CPU Specifications Total Cores 32 Total Threads 64 Max Turbo Frequency 4.00 GHz Processor Base Frequency 3.10 GHz Cache 60 MB Intel® UPI Speed16 GT/s Max # of UPI Links 3 TDP 350 W Intel® Speed Select Technology - Performance Profile (Intel® SST-PP) Config Active Cores Base Frequency TDP Description 6458Q(0) 32 3.1 350 6458Q(1) 24 3.5 350 6458Q(2) 16 4.0 350 Supplemental Information Marketing StatusLaunched Launch Date Q1'23 Servicing Status Baseline Servicing Embedded Options Available No Memory Specifications Max Memory Size (dependent on memory type) 4 TB Memory Types Up to DDR5 4800 MT/s 1DPC Up to DDR5 4400 MT/s 2DPC Max # of Memory Channels 8 ECC Memory Supported ‡ Yes Expansion Options Scalability2S PCI Express Revision 5 Max # of PCI Express Lanes 80 Package Specifications Sockets Supported FCLGA4677 Package CarrierE1B DTS Max87 °C TCASE 66 Package Size77.5mm x 56.5mm Intel® On Demand Available Upgrades Activation Model Products QAT DLB DSA IAA SGX512 Analytics Suite 1 1 SGX512 512 Advanced Technologies Intel® On Demand Activation Model Yes Intel® Data Streaming Accelerator (DSA)1 default devices Intel® Advanced Matrix Extensions (AMX)Yes Intel® Speed Select Technology – Core Power Yes Intel® Speed Select Technology – Turbo Frequency Yes Intel® Deep Learning Boost (Intel® DL Boost) on CPU Yes Intel® Speed Select Technology - Performance Profile Yes Intel® Speed Select Technology - Base Frequency Yes High Priority Cores8 High Priority Core Frequency3.30 GHz Low Priority Cores24 Low Priority Core Frequency2.80 GHz Intel® Resource Director Technology (Intel® RDT) Yes Intel® Speed Shift Technology Yes Intel® Turbo Boost Technology ‡ 2.0 Intel® Hyper-Threading Technology ‡ Yes Intel® Transactional Synchronization Extensions Yes Intel® 64 ‡ Yes Instruction Set Extensions Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 # of AVX-512 FMA Units 2 Security & Reliability Intel® Crypto Acceleration Yes Intel® QuickAssist Software AccelerationYes Intel® Platform Firmware Resilience SupportYes Intel® Control-Flow Enforcement Technology Yes Intel® Total Memory Encryption Yes Intel® AES New Instructions Yes 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® Trusted Execution Technology ‡ Yes Execute Disable Bit ‡ Yes Intel® Boot Guard Yes Intel® Run Sure Technology Yes Mode-based Execute Control (MBEC) Yes Intel® Virtualization Technology (VT-x) ‡ Yes Intel® Virtualization Technology for Directed I/O (VT-d) ‡ Yes Intel® VT-x with Extended Page Tables (EPT) ‡ Yes