Essentials
| ProductGroup | 4th Generation Intel® Xeon® Scalable Processors |
| MarketSegment | Server |
| ProcessorNumber | 8458P |
| Lithography | Intel 7 |
| CertifiedUseConditions | Server/Enterprise |
CPU Specifications
| CoreCount | 44 |
| ThreadCount | 88 |
| ClockSpeedMax | 3.80 GHz |
| ClockSpeed | 2.70 GHz |
| Cache | 82.5 MB |
| MaxTDP | 350 W |
| UltraPathInterconnectLinks | 3 |
| DeepLearningBoostVersion | Yes |
| IntelUPISpeed | 16 GT/s |
Supplemental Information
| StatusCodeText | Launched |
| BornOnDate | Q1'23 |
| ServicingStatus | Baseline Servicing |
Memory Specifications
| MaxMem | 4 TB |
| MemoryTypes | Up to DDR5 4800 MT/s 1DPC Up to DDR5 4400 MT/s 2DPC |
| NumMemoryChannels | 8 |
| ECCMemory | Yes |
Expansion Options
| ScalableSockets | 2S |
| PCIExpressRevision | 5.0 |
| NumPCIExpressPorts | 80 |
Package Specifications
| SocketsSupported | FCLGA4677 |
| TCase | 78°C |
| PackageSize | 77.5mm x 56.5mm |
| PackageCarrier | E1A |
| DigitalThermalSensorTemperatureMax | 101 °C |
Advanced Technologies
| TBTVersion | 2.0 |
| HyperThreading | Yes |
| TransactionalSynchronizationExtensionVersion | Yes |
| EM64 | Yes |
| InstructionSetExtensions | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| DeepLearningBoostVersion | Yes |
| SstPerformanceProfileVersion | Yes |
| ResourceDirectorTechVersion | Yes |
| SpeedShiftTechVersion | Yes |
| AVX512FusedMultiplyAddUnits | 2 |
| SpeedSelectCorePowerInd | Yes |
| SpeedSelectTurboFreqInd | Yes |
| HighPriorityCoreFreq | 0 MHz |
| LowPriorityCoreFreq | 0 MHz |
| OnDemandFeatureActivation | Yes |
| DataStreamAccelerator | 1 default devices |
| AdvancedMatricExtensions | Yes |
| QuickAssistTechCPU | 1 default devices |
| DynamicLoadBalancer | 1 default devices |
| InMemoryAnayticsAccelerator | 1 default devices |
Security & Reliability
| AESTech | Yes |
| OSGuardTechVersion | Yes |
| TXT | Yes |
| ExecuteDisable | Yes |
| VTX | Yes |
| VTD | Yes |
| ExtendedPageTables | Yes |
| RunSureTechnologyVersion | Yes |
| ModeBasedExecutionControlVersion | Yes |
| IntelQAssistSWAccel | Yes |
| IntelCryptoAcceleration | Yes |
| IntelPlatformFWResSupport | Yes |
| IntelTotalMemoryEncryption | Yes |
| SoftwareGuardExtensions | Yes with Intel® SPS |
| MaxEncSizeSupportIntelSGX | 512 GB |
| IntelControlFlowEnforcementTechnology | Yes |
| DeviceProtectionTechBootGuardVersion | Yes |
Intel® Speed Select Technology - Performance Profile (Intel® SST-PP)
| IntelSpeedSelectTech | See the specifications |
Intel® On Demand Available Upgrades
| OnDemandAvailableUpgrade | See the specifications |
