INTEL

Intel Xeon 5063

Intel processor specifications and benchmark scores

2
Cores
4
Threads
—
GHz Boost
95W
TDP
🛡️ECC Memory

Intel Xeon 5063 Specifications

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Xeon 5063 Core Configuration

Processing cores and threading

The Intel Xeon 5063 features 2 physical cores and 4 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
2
Threads
4
SMP CPUs
2
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5063 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Xeon 5063 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 5063 by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
3.2 GHz
Boost Clock
N/A
Multiplier
12x
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Intel's Xeon 5063 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the 5063 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 5063's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
16 KB (per core)
L2 Cache
2 MB (per core)
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NetBurst Architecture & Process

Manufacturing and design details

The Intel Xeon 5063 is built on Intel's 65 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 5063 incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
NetBurst
Codename
Dempsey
Process Node
65 nm
Foundry
Intel
Transistors
376 million
Die Size
2x 81 mm²
Generation
Xeon (Dempsey)
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NetBurst Instruction Set Features

Supported CPU instructions and extensions

The Xeon 5063 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
Intel 64
VT-x
🔌

5063 Power & Thermal

TDP and power specifications

The Intel Xeon 5063 has a TDP (Thermal Design Power) of 95W, 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
95W
Tj Max
67°C
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Intel Socket 771 Platform & Socket

Compatibility information

The Xeon 5063 uses the Intel Socket 771 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 771
Package
FC-LGA6
DDR5

Intel Socket 771 Memory Support

RAM compatibility and speeds

Memory support specifications for the 5063 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 5063 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
DDR2
ECC Memory
Supported
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Xeon 5063 Product Information

Release and pricing details

The Intel Xeon 5063 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 5063 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
May 2006
Market
Server/Workstation
Status
End-of-life
Part Number
SL96B

Xeon 5063 Benchmark Scores

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No benchmark data available for this CPU.

About Intel Xeon 5063

When you fire up a classic build or a retro‑gaming rig, the Intel Xeon 5063 steps in like a seasoned veteran. Its two cores and four threads feel modest by today’s standards, but the 3.20 GHz base clock keeps frame‑rates steady in titles that aren’t heavily threaded. The 95 W TDP means you’ll see a warm‑up period, yet the chip stays within the thermal envelope of most older tower cases. For everyday tasks web browsing, media playback, and light modding the processor delivers a buttery experience that feels surprisingly snappy. Because it’s built on a 65 nm process, power draw is predictable, which is a blessing for gamers who run their rigs 24/7. In short, the 5063 gives you a reliable baseline without demanding a high‑end cooling loop.

When we talk productivity benchmarks, the Xeon 5063 holds its own against other early‑2000s workhorses. Multi‑threaded office suites see a modest boost thanks to the hyper‑threaded design, even if you’re only juggling spreadsheets and a chat client. In synthetic tests that simulate video encoding, the chip lags behind modern CPUs but still punches above its weight for a 2006 silicon node. The 3.20 GHz clock translates to decent compile times for small codebases, making it a decent companion for indie developers who love legacy hardware. Real‑world game mod compilation, which often leans on single‑core performance, runs at a respectable pace on this dual‑core beast. While you won’t break any world records, the Xeon 5063 proves that raw clock speed can still matter when the workload isn’t massively parallel. That reliability is why many retro‑gaming servers still list it as a “good enough” CPU for hosting LAN parties.

The value proposition of the 5063 is rooted in its low acquisition cost and abundant aftermarket support. You can pick up a working unit on the secondary market for a fraction of the price of a modern i5, which is a sweet deal for budget‑conscious gamers. Its Socket 771 platform is compatible with a wide range of DDR2 memory kits, letting you squeeze every last megahertz out of older RAM. Because the chip was designed for server workloads, it offers a level of stability that many consumer parts lack, translating into fewer crashes during marathon gaming sessions. Pair it with a modest GPU and you’ll have a system that can run classic titles at 1080p without breaking a sweat. In the end, the 5063 delivers a cost‑effective performance envelope that feels like a hidden cheat code for retro builds.

Compatibility considerations are the final piece of the puzzle for the Intel 5063, and they’re more nuanced than they appear. The processor requires the older Socket 771 motherboard, which means you’ll need a board that supports the 65 nm stepping and the appropriate BIOS version. Many enthusiasts repurpose the socket by using an adapter to fit LGA 1366 boards, but that adds latency and can void warranties. Memory compatibility is straightforward DDR2 667/800 runs without issue, though you won’t get the speed of newer DDR3 or DDR4 kits. The Xeon 5063 processor also expects a 5‑volts core voltage, so double‑check your power supply’s rail distribution before you plug it in. Finally, keep your expectations realistic: while the chip can handle classic e‑sports titles, it will struggle with modern AAA releases that demand dozens of cores. Respect the platform’s limits, and the 5063 will reward you with a stable, nostalgic gaming experience that’s

The AMD Equivalent of Xeon 5063

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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