INTEL

Intel Xeon L5518

Intel processor specifications and benchmark scores

4
Cores
8
Threads
2.4
GHz Boost
60W
TDP
🛡️ECC Memory

Intel Xeon L5518 Specifications

⚙️

Xeon L5518 Core Configuration

Processing cores and threading

The Intel Xeon L5518 features 4 physical cores and 8 threads, which directly impacts multi-threaded performance in CPU benchmarks. More cores allow the processor to handle parallel workloads efficiently, improving performance in video editing, 3D rendering, and multitasking scenarios. Thread count determines how many simultaneous tasks the CPU can process, with higher thread counts benefiting productivity applications and content creation workflows.

Cores
4
Threads
8
SMP CPUs
2
⏱️

L5518 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Xeon L5518 benchmark performance, measured in GHz. The base clock represents the guaranteed operating frequency, while the boost clock indicates maximum single-core performance under optimal conditions. Higher clock speeds translate to faster single-threaded performance, which is essential for gaming and applications that don't fully utilize multiple cores. The Xeon L5518 by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.13 GHz
Boost Clock
2.4 GHz
Multiplier
16x
💾

Intel's Xeon L5518 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the L5518 processor die. L1 cache provides the fastest access for frequently used data, while L2 and L3 caches offer progressively larger storage with slightly higher latency. Larger cache sizes significantly improve CPU benchmark scores by reducing memory access times. The Xeon L5518's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
64 KB (per core)
L2 Cache
256 KB (per core)
L3 Cache
8 MB (shared)
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Nehalem Architecture & Process

Manufacturing and design details

The Intel Xeon L5518 is built on Intel's 45 nm manufacturing process, which determines power efficiency and thermal characteristics. Smaller process nodes allow for more transistors in the same space, enabling higher performance per watt. The architecture defines how the processor handles instructions and manages data flow, directly impacting benchmark results across different workload types. Modern CPU architectures like the one in L5518 incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Nehalem
Codename
Gainestown
Process Node
45 nm
Foundry
Intel
Transistors
731 million
Die Size
263 mm²
Generation
Xeon (Gainestown)
🔢

Nehalem Instruction Set Features

Supported CPU instructions and extensions

The Xeon L5518 by Intel supports various instruction set extensions that enable optimized performance for specific workloads. SIMD instructions like SSE and AVX accelerate multimedia, scientific computing, and AI workloads by processing multiple data points simultaneously. Features like AES-NI provide hardware-accelerated encryption, while AVX-512 (if supported) enables advanced vector processing for data centers and high-performance computing. These instruction sets are critical for software compatibility and performance in modern applications.

MMX
SSE
SSE2
SSE3
SSSE3
SSE4.1
SSE4.2
Intel 64
VT-x
VT-d
🔌

L5518 Power & Thermal

TDP and power specifications

The Intel Xeon L5518 has a TDP (Thermal Design Power) of 60W, indicating the cooling solution required for sustained operation. TDP affects both system power consumption and the type of cooler needed. Lower TDP processors are ideal for compact builds and laptops, while higher TDP chips typically offer better sustained performance in demanding CPU benchmarks. Understanding power requirements helps ensure your system can deliver consistent performance without thermal throttling.

TDP
60W
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Intel Socket 1366 Platform & Socket

Compatibility information

The Xeon L5518 uses the Intel Socket 1366 socket, which determines motherboard compatibility. Choosing the right platform is essential for building a system around this processor. The socket type also influences available features like PCIe lanes, memory support, and upgrade paths. When comparing CPU benchmarks, ensure you're looking at processors compatible with your existing or planned motherboard to make informed purchasing decisions.

Socket
Intel Socket 1366
PCIe
Gen 2
Package
FC-LGA8
DDR5

Intel Socket 1366 Memory Support

RAM compatibility and speeds

Memory support specifications for the L5518 define which RAM types and speeds are compatible. Faster memory can significantly improve CPU benchmark performance, especially in memory-intensive applications and gaming. The memory controller integrated into the Xeon L5518 determines maximum supported speeds and channels. Dual-channel or quad-channel memory configurations can double or quadruple memory bandwidth, providing noticeable performance gains in content creation and scientific workloads.

Memory Type
DDR3
Memory Bus
Triple-channel
ECC Memory
Supported
📦

Xeon L5518 Product Information

Release and pricing details

The Intel Xeon L5518 is manufactured by Intel and represents their commitment to delivering competitive CPU performance. Understanding the release date and pricing helps contextualize benchmark comparisons with other processors from the same generation. Launch pricing provides a baseline for evaluating value, though street prices often differ. Whether you're building a new system or upgrading, the Xeon L5518 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Mar 2009
Market
Server/Workstation
Status
End-of-life
Part Number
SLBFW

Xeon L5518 Benchmark Scores

📊

No benchmark data available for this CPU.

About Intel Xeon L5518

The Intel Xeon L5518 is built on Intel’s Gainestown architecture, a 45 nm design that targets reliability over raw speed. It uses the classic Socket 1366, which means it can slot into many legacy server boards still floating around data centers. With four physical cores and eight threads, the chip balances multi‑tasking capability with a relatively modest die size. Its 8 MB shared L3 cache helps keep core‑to‑core data traffic fast, especially for workloads that reuse the same memory blocks. The architecture also supports ECC memory, making it a solid choice for mission‑critical environments.

When it comes to clock speeds, the L5518 processor runs at a base of 2.13 GHz and can boost up to 2.40 GHz under light loads. Those frequencies aren’t eye‑popping, but they’re stable enough for the server‑grade tasks it’s meant to handle. Turbo mode kicks in only when thermal headroom allows, keeping the silicon from overheating during short spikes. The modest clock ceiling pairs well with the 60 W TDP, preventing the need for aggressive cooling solutions. In practice, you’ll see decent single‑thread performance for legacy applications that haven’t been optimized for modern cores. Multi‑core scaling is respectable, especially in workloads that can spread across all eight threads.

Energy efficiency is a standout trait, as the 60 W thermal envelope keeps power bills low compared to newer, higher‑TDP Xeons. The 45 nm process isn’t as power‑savvy as today’s 10 nm chips, but the lower clock rates offset the older node’s leakage. Memory bandwidth is handled through dual‑channel DDR3, which matches the era’s typical 1333 MT/s speeds and works fine with the 8 MB L3 cache. This setup is ideal for database engines that benefit from consistent, low‑latency memory access. Virtualization platforms also get a boost because the eight threads can host multiple lightweight VMs without hogging resources. Overall, the L5518 shines in stable, cost‑sensitive environments where raw horsepower isn’t the priority.

  1. Legacy database servers (e.g., MySQL, PostgreSQL)
  2. Virtualization hosts running lightweight VMs
  3. Enterprise email and file services
  4. Scientific simulations that favor stability over speed

The AMD Equivalent of Xeon L5518

Looking for a similar processor from AMD? The AMD Ryzen 5 1400 offers comparable performance and features in the AMD lineup.

AMD Ryzen 5 1400

AMD • 4 Cores

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