Lenovo 4XG7A63451 SR650 V2 Platinum 8352Y 32C 205W 2.2GHZ

Lenovo 4XG7A63451 Xeon Platinum 8352Y 32-Core Processor for ThinkSystem SR650 V2

Overview

The Lenovo 4XG7A63451 is a factory-new Intel Xeon Platinum 8352Y processor option for the ThinkSystem SR650 V2 rack server — a 32-core, 64-thread Ice Lake-SP CPU running at 2.2 GHz base with a 3.4 GHz turbo ceiling. At 205W TDP and built on Intel's 10nm process, this is a processor for compute-dense enterprise workloads: large-scale video analytics, AI inference, ERP, HPC, and virtualization hosts where core count and sustained clock speed both matter. If you're speccing a Lenovo server platform for a surveillance or datacenter deployment, the 8352Y occupies the high-core-count Platinum tier without pushing into the top-bin power envelope of higher-clocked Xeon variants.

Key Features

• 32 Cores / 64 Threads: Fifty percent more logical threads than a comparable 20-core mid-range Xeon — relevant when running multi-stream VMS workloads, containerized microservices, or dense VM hosting where thread contention limits throughput. Sixty-four threads means you're not bottle-necked at the scheduler on mixed workloads.
• 2.2 GHz Base / 3.4 GHz Boost: The 1.2 GHz spread between base and boost gives the system room to run bursty single-threaded tasks fast without sustaining the full thermal load continuously. Sustained all-core boost is constrained by the 205W TDP, so workloads that need all 32 cores pegged simultaneously will run closer to base frequency — plan thermal capacity accordingly.
• Intel Thermal Velocity Boost — High Priority Cores: The 8352Y designates 12 of its 32 cores as high-priority at 2.4 GHz, with the remaining 20 running at 2.0 GHz. For workloads with a mix of latency-sensitive threads (e.g., VMS event processing, database query parsing) and background batch tasks, this asymmetric architecture means the OS scheduler can prioritize where clock speed lands.
• 48MB LLC Cache: 1.5MB of last-level cache per core. On workloads with hot working sets — active video frame buffers, ML inference model weights, in-memory databases — larger cache directly reduces DRAM access latency and cuts memory bandwidth pressure on multi-socket configurations.
• LGA 4189 Socket, 3rd Gen Xeon Scalable (Ice Lake-SP): Paired with SR650 V2's socket infrastructure, this CPU supports PCIe 4.0 lanes and Intel's Mesh interconnect. PCIe 4.0 doubles bandwidth versus Gen 3, which matters when connecting high-throughput storage controllers or GPU accelerators for AI inference in a surveillance analytics stack.
• 11.2 GT/s System Bus: Higher bus rate than prior-generation Cascade Lake platforms — reduces inter-socket latency in dual-socket SR650 V2 configs, where NUMA-awareness in VMS or database software can turn bus bandwidth into a real performance differential.
• 64-bit Operating Mode: Full 64-bit execution support, required for modern enterprise OS deployments (Windows Server, RHEL, VMware ESXi) and large memory addressing — necessary when the SR650 V2 is configured with large DRAM banks for in-memory analytics.
• 10nm Lithography: Intel's 10nm SuperFin process on Ice Lake-SP improves IPC (instructions per clock) versus the prior 14nm node. For a fixed 205W power budget, more IPC means more useful compute delivered per watt — relevant in colo environments where power is metered and dense rack configs constrain per-slot wattage.

Integration & Compatibility

The rack server platform this processor targets is the ThinkSystem SR650 V2. The LGA 4189 socket is specific to 3rd Generation Intel Xeon Scalable (Ice Lake-SP) and is not backward-compatible with prior SR650 (1st/2nd gen) motherboards — verify the exact SR650 generation before ordering. In dual-socket SR650 V2 configurations, both sockets must be populated with processors of the same model or at minimum the same TDP class; mixing different Xeon Platinum SKUs can cause undefined UPI link behavior depending on firmware revision. Memory compatibility follows the SR650 V2's DDR4 memory population rules — consult the Lenovo ServerProven list for validated RDIMM/LRDIMM configurations that fully leverage the 8-channel memory controller on this processor. For AI inference or GPU-accelerated video analytics workloads, verify PCIe 4.0 slot assignment against the SR650 V2's riser configuration — not all riser cards expose PCIe 4.0 signaling to all slots. This processor option is part of the broader Lenovo ThinkSystem server line, and processor installation requires a Lenovo-qualified thermal solution rated for 205W — the standard SR650 V2 heatsink supports this TDP in standard airflow configurations, but high-density rack deployments may require upgraded cooling modules.

Frequently Asked Questions

Q: What server platform is the Lenovo 4XG7A63451 compatible with?

A: The 4XG7A63451 is a processor option designed for the Lenovo ThinkSystem SR650 V2 rack server. It uses the LGA 4189 socket, which is specific to 3rd Generation Intel Xeon Scalable (Ice Lake-SP) processors and is not compatible with earlier SR650 generations.

Q: What is the base and boost frequency of the Intel Xeon Platinum 8352Y?

A: The 8352Y runs at a 2.2 GHz base frequency with a maximum turbo boost of 3.4 GHz. The processor also designates 12 high-priority cores that operate at 2.4 GHz and 20 lower-priority cores at 2.0 GHz base.

Q: What is the TDP of this processor and what does that mean for rack deployment?

A: The Intel Xeon Platinum 8352Y has a 205W TDP. For rack deployments, ensure the SR650 V2 is configured with a heatsink and airflow solution rated for this thermal envelope. High-density rack configurations may require supplemental cooling.

Q: Can this processor be used in a dual-socket SR650 V2 configuration?

A: Yes, the SR650 V2 supports dual-socket configurations. Both sockets should be populated with processors of the same model or matching TDP class. Mixing incompatible SKUs can cause UPI link issues — verify with the Lenovo ServerProven compatibility list before configuring.

Q: How many cores and threads does the 4XG7A63451 provide?

A: The Xeon Platinum 8352Y provides 32 physical cores and 64 logical threads via Intel Hyper-Threading, along with 48MB of last-level cache.

Q: Does this processor support PCIe 4.0?

A: Yes. As a 3rd Generation Intel Xeon Scalable (Ice Lake-SP), the 8352Y supports PCIe 4.0, which doubles bandwidth versus PCIe 3.0. Actual PCIe 4.0 availability depends on the SR650 V2's riser and slot configuration.