Lenovo 4XG7A15892 Xeon Gold 6248 W/o FAN

Lenovo 4XG7A15892 Intel Xeon Gold 6248 Server Processor

Overview

The Lenovo 4XG7A15892 is a 2nd Generation Intel Xeon Gold 6248 processor designed for LGA 3647 (Socket P) server and workstation platforms. With 20 physical cores running at a 2.5 GHz base clock and a 3.9 GHz burst ceiling, this CPU is built for compute-dense workloads where sustained multi-threaded throughput matters — think video analytics processing, large-scale NVR back-end compute, or AI inference on the edge of a security infrastructure. Note: this is a tray-only unit — no cooler is included, so thermal solution planning is required before installation.

Key Features

• 20 Cores / 40 Threads at 2.5 GHz Base: Forty logical processors give virtualization hosts and multi-channel video analytics engines the headroom to run concurrent workloads without contention. For security operations centers running parallel video decoding streams, more threads mean fewer bottlenecks when simultaneous camera feeds spike during an event.
• 3.9 GHz Boost Frequency: Single-threaded tasks — license plate recognition queries, database index lookups, real-time alert processing — step up to 3.9 GHz automatically under Intel Turbo Boost. You get responsive latency on focused tasks without sacrificing sustained parallel throughput.
• 28 MB L3 Cache: A large last-level cache reduces main-memory round-trips on working sets that fit — practical for video management software (VMS) databases, active recording indexes, and inference model weights that are repeatedly accessed during a shift.
• 150 W TDP: At 150W, this processor sits in the mid-range of the Xeon Gold power envelope. Plan your server chassis power budget accordingly — dual-socket configurations will draw 300W from processors alone, and that has real implications for PDU capacity and UPS sizing in a server rack.
• LGA 3647 Socket P: Compatible with Intel's Purley platform and its successors that retain Socket P — including a wide range of Lenovo ThinkSystem servers validated for this generation. Socket P supports up to six memory channels per CPU, enabling high-bandwidth memory configurations critical for in-memory analytics workloads.
• 14 nm / 2nd Gen Scalable Architecture: The Cascade Lake stepping (B1) adds hardware mitigations for speculative execution vulnerabilities present in earlier Skylake-SP silicon — relevant for any multi-tenant or shared-resource deployment where firmware-only patches impose performance overhead.
• 64-bit / UPI Interconnect: Ultra Path Interconnect (UPI) provides the CPU-to-CPU fabric in dual-socket configurations, enabling coherent shared memory access across sockets. For workloads that span both sockets — large VMS databases or distributed analytics — UPI bandwidth directly affects cross-socket latency.
• No Cooler Included: This is a bare processor OPT — the 4XG7A15892 ships without a heatsink or fan. Verify your target server platform ships with a compatible cooler, or source a validated thermal solution separately before deployment.

Integration and Compatibility

The 4XG7A15892 is sold as a component for server and workstation integration. It targets Lenovo ThinkSystem platforms validated for 2nd Generation Intel Xeon Scalable processors — including the SR650, SR630, and SR550 families, among others. Always confirm your specific chassis model number against Lenovo's Hardware Compatibility Matrix before ordering. Socket P is a densely-pinned LGA socket; installation requires the chassis-specific retention mechanism and a torque-controlled seating tool. This processor supports Intel's full 2nd Gen Scalable feature set: AVX-512 instruction extensions (valuable for AI/ML inference acceleration), Intel Deep Learning Boost (DL Boost) for INT8 inference, and hardware-accelerated AES-NI encryption. For security infrastructure deployments running encrypted storage or TLS-heavy VMS backends, AES-NI offloads cipher operations from general compute, preserving throughput headroom for recording and analytics tasks. If you are evaluating this CPU for a network video recorder back-end or an analytics server paired with IP cameras, factor in memory channel count (six channels per socket) and PCIe lane allocation alongside core count. Lenovo's server product line built around this processor generation offers validated configurations that simplify compatibility decisions for enterprise deployments. For infrastructure planning, a PoE switch and storage architecture review should accompany any processor upgrade in a camera-facing analytics stack.

Frequently Asked Questions

Q: Does the Lenovo 4XG7A15892 include a heatsink or cooling fan?

A: No. The 4XG7A15892 is sold without a fan or heatsink. You must source a compatible thermal solution separately, validated for your specific Lenovo server chassis and this processor's 150W TDP.

Q: What server platforms is the 4XG7A15892 compatible with?

A: This processor targets Lenovo ThinkSystem servers validated for 2nd Generation Intel Xeon Scalable (Cascade Lake) processors using LGA 3647 (Socket P). Confirm your specific chassis model against Lenovo's Hardware Compatibility Matrix before ordering.

Q: What is the base and boost clock speed of the 4XG7A15892?

A: The Xeon Gold 6248 runs at 2.5 GHz base and boosts to 3.9 GHz under Intel Turbo Boost on lightly-loaded cores.

Q: How many cores and threads does the 4XG7A15892 have?

A: 20 physical cores with 40 logical threads via Intel Hyper-Threading, suitable for heavily multi-threaded server workloads.

Q: What is the TDP of the Xeon Gold 6248 in the Lenovo 4XG7A15892?

A: 150 watts. Plan your chassis cooling and power distribution accordingly, especially in dual-socket configurations.

Q: Does the 4XG7A15892 support Intel AVX-512 and AI acceleration features?

A: Yes. As a 2nd Generation Intel Xeon Scalable processor, the Gold 6248 supports AVX-512 extensions and Intel Deep Learning Boost (DL Boost) for INT8 inference acceleration — relevant for on-server AI analytics workloads.

Eden Phillips

When speccing out a compute back-end for a large-scale video analytics deployment, the 4XG7A15892 hits a practical sweet spot: 20 cores at 150W TDP means you can push dual-socket configurations to 40 physical cores within a 300W processor envelope — manageable in 2U chassis with standard server cooling. That 28 MB L3 cache is a real asset when your VMS is cycling through active recording indexes or keeping inference model weights warm between frames.

Technical Highlights:

• 3.9 GHz Turbo Boost: Single-threaded responsiveness for alert-triggered queries and real-time event processing — the base 2.5 GHz handles sustained parallel load while Turbo handles the spikes.
• 40 Logical Threads: Hyper-Threading doubles the logical core count for multi-tenant VMS platforms running simultaneous decode, transcoding, and analytics pipelines on the same host.
• LGA 3647 Six-Channel Memory: Socket P enables six DDR4 channels per CPU — critical bandwidth for analytics workloads that stream high-resolution video frames through memory at line rate.

Deployment Considerations:

• No cooler ships with this unit — confirm heatsink compatibility with your specific Lenovo ThinkSystem chassis before the processor arrives on-site. A missing thermal solution is a hard stop at deployment time.
• At 150W per socket, dual-socket builds draw significant current — verify your rack PDU and UPS capacity before commissioning, especially in retrofitted server rooms with legacy power infrastructure.

This processor is a strong fit for Lenovo ThinkSystem servers anchoring a centralized video analytics node — specifically environments running 64 or more camera feeds with simultaneous deep-learning inference, where core count and memory bandwidth determine whether analytics keep pace with incoming streams in real time.