INTEL

Intel Xeon E3-1231 v3

Intel processor specifications and benchmark scores

4
Cores
8
Threads
3.8
GHz Boost
80W
TDP
🛡️ECC Memory

Intel Xeon E3-1231 v3 Specifications

⚙️

Xeon E3-1231 v3 Core Configuration

Processing cores and threading

The Intel Xeon E3-1231 v3 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
⏱️

E3-1231 v3 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Xeon E3-1231 v3 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 E3-1231 v3 by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
3.4 GHz
Boost Clock
3.8 GHz
Multiplier
34x
💾

Intel's Xeon E3-1231 v3 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the E3-1231 v3 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 E3-1231 v3'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)
🏗️

Haswell Architecture & Process

Manufacturing and design details

The Intel Xeon E3-1231 v3 is built on Intel's 22 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 E3-1231 v3 incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Haswell
Codename
Haswell-WS
Process Node
22 nm
Foundry
Intel
Transistors
1,400 million
Die Size
160 mm²
Generation
Xeon E3 (Haswell-WS)
🔢

Haswell Instruction Set Features

Supported CPU instructions and extensions

The Xeon E3-1231 v3 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
AVX
AVX2
FMA3
AES-NI
F16C
BMI1
BMI2
Intel 64
VT-x
VT-d
🔌

E3-1231 v3 Power & Thermal

TDP and power specifications

The Intel Xeon E3-1231 v3 has a TDP (Thermal Design Power) of 80W, 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
80W
🔧

Intel Socket 1150 Platform & Socket

Compatibility information

The Xeon E3-1231 v3 uses the Intel Socket 1150 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 1150
Chipsets
C226, 8 Series, 9 Series
PCIe
Gen 3, 16 Lanes(CPU only)
Package
FC-LGA12C
DDR5

Intel Socket 1150 Memory Support

RAM compatibility and speeds

Memory support specifications for the E3-1231 v3 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 E3-1231 v3 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
Dual-channel
Memory Bandwidth
25.6 GB/s
ECC Memory
Supported
📦

Xeon E3-1231 v3 Product Information

Release and pricing details

The Intel Xeon E3-1231 v3 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 E3-1231 v3 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
May 2014
Launch Price
$250
Market
Server/Workstation
Status
End-of-life
Part Number
SR1R5

Xeon E3-1231 v3 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 E3-1231 v3 performs in parallel rendering workloads like video production and 3D animation. Higher scores mean faster render times in professional applications.

cinebench_cinebench_r15_multicore #1022 of 1788
602
4%
Max: 14,978

cinebench_cinebench_r15_singlecoreSource

Cinebench R15 single-core measures the speed of one CPU thread rendering 3D geometry. This score indicates how Intel Xeon E3-1231 v3 handles tasks that can't be parallelized across multiple cores. Games and many desktop applications still rely heavily on single-thread performance.

cinebench_cinebench_r15_singlecore #1033 of 1245
84
4%
Max: 2,114

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 E3-1231 v3.

cinebench_cinebench_r20_multicore #1022 of 1788
2,511
4%
Max: 62,412
Compare with other CPUs

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 E3-1231 v3.

cinebench_cinebench_r20_singlecore #1023 of 1784
354
4%
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 E3-1231 v3 after thermal limits kick in.

cinebench_cinebench_r23_multicore #1022 of 1788
5,979
4%
Max: 148,601
Compare with other CPUs

cinebench_cinebench_r23_singlecoreSource

Cinebench R23 single-core measures sustained single-thread performance over 10 minutes. This reveals how Intel Xeon E3-1231 v3 maintains boost clocks under continuous load.

cinebench_cinebench_r23_singlecore #1021 of 1788
844
4%
Max: 20,979

About Intel Xeon E3-1231 v3

For users seeking a reliable and capable quad-core processor for general computing, the Intel Xeon E3-1231 v3 remains a compelling option. Its 3.4 GHz base clock, capable of boosting to 3.8 GHz, provides ample speed for day-to-day tasks like web browsing, office applications, and media consumption. The processor's eight threads, thanks to Hyper-Threading, help it handle light multitasking smoothly, such as running several applications simultaneously. While not designed for modern high-refresh-rate gaming, this Xeon chip can still drive a pleasant experience in many titles when paired with a decent graphics card. Its 80W TDP also indicates relatively cool and efficient operation, which is beneficial for quieter system builds. Overall, for a standard desktop environment, this CPU delivers dependable performance without excessive power draw.

In a workstation context, the E3-1231 from Intel shows its strengths in threaded professional applications. The benchmark scores, such as a Cinebench R23 multi-core result of nearly 6,000 points, demonstrate competent performance for its era in tasks like 3D rendering, video encoding, and data processing. The 8 MB of shared L3 cache aids in handling larger datasets typical in content creation and scientific applications. Supporting ECC memory on compatible server and workstation motherboards is a key feature, providing crucial data integrity for mission-critical work. While it may be outpaced by newer generations with more cores, this particular Xeon processor offers a solid foundation for a budget-conscious professional workstation. It effectively bridges the gap between consumer desktop chips and higher-end server hardware.

The value proposition of this Xeon E3 processor is historically rooted in its launch price of around $250, positioning it as a cost-effective entry into Xeon-grade features. For users who needed ECC memory support or simply wanted a hyper-threaded quad-core without an integrated GPU, it presented a smart alternative to Core i7 parts of the time. Even today, in the used market, it can represent significant value for building a capable secondary system or a low-budget workstation. When evaluating its performance per dollar against contemporary options, one must consider its age but also its proven stability and feature set. The Intel Xeon E3-1231 v3 continues to be a noteworthy chip for value-oriented builders who prioritize reliability and specific professional features over bleeding-edge speed.

Motherboard support for this CPU is specific and requires careful selection. The chip utilizes the LGA 1150 socket and is based on the Haswell architecture, meaning it needs Intel 8 or 9 Series chipsets. Key points for compatibility include:

  • Requires a motherboard with an LGA 1150 socket.
  • Compatible with Intel C226, C224, and C216 server/workstation chipsets for full ECC memory support.
  • Also works with consumer chipsets like H81, B85, H87, Z87, H97, and Z97, but typically without ECC functionality.
  • A BIOS update may be necessary for some motherboards to ensure proper support.
  • Does not feature an integrated GPU, so a discrete graphics card is mandatory for display output.
  • Platform limitations include lack of support for newer interfaces like PCIe 4.0 or M.2 NVMe (without adapter cards).
Planning a build around this processor involves sourcing older but still available motherboards, often on the second-hand market. Ensuring the board's BIOS supports this specific Xeon model is a critical step for a successful system assembly.

The AMD Equivalent of Xeon E3-1231 v3

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

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