INTEL

Intel Xeon E5-4640 v3

Intel processor specifications and benchmark scores

12
Cores
24
Threads
2.6
GHz Boost
105W
TDP
🛡️ECC Memory

Intel Xeon E5-4640 v3 Specifications

⚙️

Xeon E5-4640 v3 Core Configuration

Processing cores and threading

The Intel Xeon E5-4640 v3 features 12 physical cores and 24 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
12
Threads
24
SMP CPUs
4
⏱️

E5-4640 v3 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Xeon E5-4640 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 E5-4640 v3 by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
1900 GHz
Boost Clock
2.6 GHz
Multiplier
19x
💾

Intel's Xeon E5-4640 v3 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the E5-4640 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 E5-4640 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
30 MB (shared)
🏗️

Haswell Architecture & Process

Manufacturing and design details

The Intel Xeon E5-4640 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 E5-4640 v3 incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Haswell
Codename
Haswell-EP
Process Node
22 nm
Foundry
Intel
Transistors
2,600 million
Die Size
356 mm²
Generation
Xeon E5 (Haswell-EP)
🔢

Haswell Instruction Set Features

Supported CPU instructions and extensions

The Xeon E5-4640 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
🔌

E5-4640 v3 Power & Thermal

TDP and power specifications

The Intel Xeon E5-4640 v3 has a TDP (Thermal Design Power) of 105W, 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
105W
🔧

Intel Socket 2011-3 Platform & Socket

Compatibility information

The Xeon E5-4640 v3 uses the Intel Socket 2011-3 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 2011-3
PCIe
Gen 3, 40 Lanes(CPU only)
Package
FC-LGA12A
DDR5

Intel Socket 2011-3 Memory Support

RAM compatibility and speeds

Memory support specifications for the E5-4640 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 E5-4640 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
DDR4
Memory Bus
Quad-channel
Memory Bandwidth
59.7 GB/s
ECC Memory
Supported
📦

Xeon E5-4640 v3 Product Information

Release and pricing details

The Intel Xeon E5-4640 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 E5-4640 v3 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Jun 2015
Launch Price
$2859
Market
Server/Workstation
Status
End-of-life
Part Number
SR22L

Xeon E5-4640 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 E5-4640 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 #835 of 1788
888
6%
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 E5-4640 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 #832 of 1245
125
6%
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 E5-4640 v3.

cinebench_cinebench_r20_multicore #834 of 1788
3,702
6%
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 E5-4640 v3.

cinebench_cinebench_r20_singlecore #835 of 1784
522
6%
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 E5-4640 v3 after thermal limits kick in.

cinebench_cinebench_r23_multicore #834 of 1788
8,816
6%
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 E5-4640 v3 maintains boost clocks under continuous load.

cinebench_cinebench_r23_singlecore #833 of 1788
1,244
6%
Max: 20,979
Compare with other CPUs

About Intel Xeon E5-4640 v3

The Intel Xeon E5-4640 v3 stands as a 12-core/24-threaded powerhouse rooted in Haswell-EP architecture, engineered for multi-threaded efficiency. This 22nm processor leverages Hyper-Threading to maximize parallelism, delivering robust performance for virtualization, server clusters, and compute-heavy workloads. Its base clock of 1.90 GHz climbs to 2.60 GHz via Turbo Boost, ensuring single-threaded tasks receive adequate urgency despite its enterprise focus. The 30MB L3 cache operates as a unified resource, minimizing latency bottlenecks for data-intensive applications like database management and scientific simulations. Compared to consumer-grade CPUs of its era, the E5-4640's core density offered a compelling edge in sustained throughput scenarios. While its per-core clocks lag behind contemporary desktop chips, its thread scalability remains relevant for applications prioritizing parallelism over raw frequency. The 105W TDP balances power consumption against thermal output, though sustained turbo states demand robust cooling infrastructure. As part of the Xeon E5 family, it integrates advanced RAS (Reliability, Availability, Serviceability) features critical for enterprise environments.

Thermal design considerations for the E5-4640's 105W envelope necessitate airflow-optimized chassis layouts or liquid cooling solutions to maintain stability under persistent thread scheduling. The Socket 2011-3 interface supports quad-channel DDR4 memory configurations, enabling bandwidth-intensive operations up to 2133 MHz data rates. This memory subsystem, combined with PCIe 3.0 connectivity, facilitates low-latency data movement crucial for real-time analytics and virtualized infrastructure. Power management features like Enhanced Intel SpeedStep Technology dynamically adjust voltage/frequency states to align with workload demands, reducing idle power draw. The processor's longevity in second-hand markets stems from its headroom for overclocking and ECC memory compatibility, which enhances data integrity in mission-critical deployments.

Engineered for applications demanding parallel processing scalability, Intel's E5-4640 excels in:

  • 3D rendering pipelines using Blender or Maya
  • Virtualization stacks with KVM/Xen hypervisors
  • High-performance computing (HPC) simulations
  • Enterprise resource planning (ERP) systems
  • Distributed storage architectures like Ceph
Cinebench R23 scores of 8,816 points (multi-core) underscore its throughput capabilities, while sub-1.3GHz single-core performance highlights limitations in legacy applications. This 12-core Xeon remains a viable option for budget-conscious builders targeting compute clusters or media transcoding servers, though its aging microarchitecture trails modern Ryzen/EPYC alternatives in IPC efficiency. For workloads constrained by memory bandwidth rather than per-core speed, the E5-4640's architecture continues to deliver tangible value despite its 2015 vintage.

The AMD Equivalent of Xeon E5-4640 v3

Looking for a similar processor from AMD? The AMD Ryzen 5 1600X offers comparable performance and features in the AMD lineup.

AMD Ryzen 5 1600X

AMD • 6 Cores

View Specs Compare

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