INTEL

Intel Xeon W3565

Intel processor specifications and benchmark scores

4
Cores
8
Threads
3.47
GHz Boost
130W
TDP
🛡️ECC Memory

Intel Xeon W3565 Specifications

⚙️

Xeon W3565 Core Configuration

Processing cores and threading

The Intel Xeon W3565 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
1
⏱️

W3565 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Xeon W3565 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 W3565 by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
3.2 GHz
Boost Clock
3.47 GHz
Multiplier
24x
💾

Intel's Xeon W3565 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the W3565 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 W3565'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)
🏗️

Nehalem Architecture & Process

Manufacturing and design details

The Intel Xeon W3565 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 W3565 incorporate advanced branch prediction and out-of-order execution for optimal performance.

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

Nehalem Instruction Set Features

Supported CPU instructions and extensions

The Xeon W3565 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
🔌

W3565 Power & Thermal

TDP and power specifications

The Intel Xeon W3565 has a TDP (Thermal Design Power) of 130W, 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
130W
🔧

Intel Socket 1366 Platform & Socket

Compatibility information

The Xeon W3565 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 W3565 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 W3565 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 W3565 Product Information

Release and pricing details

The Intel Xeon W3565 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 W3565 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

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

Xeon W3565 Benchmark Scores

cinebench_cinebench_r15_multicoreSource

Cinebench R15 multi-core renders a complex 3D scene using all CPU threads simultaneously. This test reveals how Intel Xeon W3565 performs in parallel rendering workloads like video production and 3D animation. Higher scores mean faster render times in professional applications.

cinebench_cinebench_r15_multicore #1348 of 1788
289
2%
Max: 14,978
Compare with other CPUs

cinebench_cinebench_r20_multicoreSource

Cinebench R20 multi-core uses a scene requiring 4x more computational power than R15. This test better reflects modern CPU capabilities for professional rendering on Intel Xeon W3565.

cinebench_cinebench_r20_multicore #1348 of 1788
1,208
2%
Max: 62,412
Compare with other CPUs

🏆 Top 5 Performers

cinebench_cinebench_r20_singlecoreSource

Cinebench R20 single-core tests one thread against a more demanding scene than R15. This reveals the true single-thread rendering capability of Intel Xeon W3565.

cinebench_cinebench_r20_singlecore #1348 of 1784
170
2%
Max: 8,811

cinebench_cinebench_r23_multicoreSource

Cinebench R23 multi-core is the current standard for CPU rendering benchmarks with a 10-minute minimum runtime. This extended test reveals sustained performance of Intel Xeon W3565 after thermal limits kick in.

cinebench_cinebench_r23_multicore #1348 of 1788
2,878
2%
Max: 148,601
Compare with other CPUs

🏆 Top 5 Performers

cinebench_cinebench_r23_singlecoreSource

Cinebench R23 single-core measures sustained single-thread performance over 10 minutes. This reveals how Intel Xeon W3565 maintains boost clocks under continuous load.

cinebench_cinebench_r23_singlecore #1348 of 1788
406
2%
Max: 20,979
Compare with other CPUs

About Intel Xeon W3565

The Intel Xeon W3565 is a quad-core processor built on Intel's 45 nm process and features the Bloomfield microarchitecture, which supports Hyper-Threading for a total of eight threads. Performance metrics from Cinebench R23 show a single-core score of 406 points and a multi-core score of 2,878 points, indicating capable performance for its era in multi-threaded workloads. With a base clock of 3.20 GHz and a Turbo Boost frequency of up to 3.47 GHz, the Intel W3565 processor delivers responsive single-threaded performance, as evidenced by its Cinebench R20 single-core result of 170 points. Its 8 MB of shared L3 cache helps reduce memory latency, enhancing overall system responsiveness. The Intel W3565 fits into a historical price bracket that targeted high-end workstations upon its 2009 release, making it a legacy component today. Build recommendations for the Intel W3565 processor include pairing it with capable Socket 1366 motherboards and sufficient cooling to manage its 130W TDP.

  • Utilize a robust air cooler or all-in-one liquid cooler to maintain optimal temperatures under load.
  • Pair with triple-channel DDR3 memory kits to maximize the memory bandwidth of the platform.
  • Consider this CPU for legacy workstation builds or as an upgrade path for existing LGA 1366 systems.

The AMD Equivalent of Xeon W3565

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

View Specs Compare

Popular Intel Xeon W3565 Comparisons

See how the Xeon W3565 stacks up against similar processors from the same generation and competing brands.

Compare Xeon W3565 with Other CPUs

Select another CPU to compare specifications and benchmarks side-by-side.

Browse CPUs