INTEL

Intel Xeon E5-1691 v3

Intel processor specifications and benchmark scores

14
Cores
28
Threads
3.4
GHz Boost
135W
TDP
🛡️ECC Memory

Intel Xeon E5-1691 v3 Specifications

⚙️

Xeon E5-1691 v3 Core Configuration

Processing cores and threading

The Intel Xeon E5-1691 v3 features 14 physical cores and 28 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
14
Threads
28
SMP CPUs
1
⏱️

E5-1691 v3 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Xeon E5-1691 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 E5-1691 v3 by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.5 GHz
Boost Clock
3.4 GHz
Multiplier
25x
💾

Intel's Xeon E5-1691 v3 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the E5-1691 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 E5-1691 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
35 MB (shared)
🏗️

Haswell Architecture & Process

Manufacturing and design details

The Intel Xeon E5-1691 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 E5-1691 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 E5-1691 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
🔌

E5-1691 v3 Power & Thermal

TDP and power specifications

The Intel Xeon E5-1691 v3 has a TDP (Thermal Design Power) of 135W, 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
135W
Tj Max
66°C
🔧

Intel Socket 2011-3 Platform & Socket

Compatibility information

The Xeon E5-1691 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
Chipsets
C612, X99
PCIe
Gen 3, 40 Lanes(CPU only)
DDR5

Intel Socket 2011-3 Memory Support

RAM compatibility and speeds

Memory support specifications for the E5-1691 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 E5-1691 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
68.3 GB/s
ECC Memory
Supported
📦

Xeon E5-1691 v3 Product Information

Release and pricing details

The Intel Xeon E5-1691 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 E5-1691 v3 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Sep 2014
Market
Server/Workstation
Status
End-of-life
Part Number
SR1XJ

Xeon E5-1691 v3 Benchmark Scores

📊

No benchmark data available for this CPU.

About Intel Xeon E5-1691 v3

When it comes to day-to-day usage, the E5-1691 (Intel) processor, also known as the Xeon E5-1691 v3, brings a lot to the table with its impressive 14 cores and 28 threads. But what does that mean for you as an everyday user? Imagine seamlessly multitasking between heavy-duty programs like video editing software, large spreadsheets, or running multiple virtual machines without a hitch. This chip’s base clock of 2.50 GHz, boosting up to 3.40 GHz, suggests it’s more than capable of handling these tasks, but how does it fare with something as simple as streaming videos or browsing the web? If you’re someone who often has numerous applications running simultaneously, could this Xeon powerhouse help you avoid frustrating slowdowns? And with its 35 MB shared L3 cache, will loading times feel snappier compared to mainstream consumer chips? It’s certainly intriguing to think about how such a professional-grade processor might elevate everyday productivity.

Gaming capabilities are a hot topic, especially when it comes to processors like the Intel Xeon E5-1691 v3. We all know gaming is traditionally more about single-core performance, so how does the 14-core configuration of the E5-1691 (Intel) stack up? While this chip wasn’t designed with gamers in mind, some enthusiasts love experimenting with powerful server-grade CPUs. But will it deliver smooth frame rates in modern AAA titles? Can its 22 nm process and 135W TDP keep temperatures in check during extended gaming sessions? And, perhaps more importantly, is the E5-1691 (Intel) a practical choice if you’re also interested in streaming your gameplay or running background applications while you play? It’s a fair question could the versatility of all those cores actually become a gaming asset, or would you be better off with a more gaming-optimized CPU?

Now, let’s talk value proposition and compatibility considerations. The E5-1691 (Intel) is a Haswell-EP generation processor, released back in September 2014, which might make some wonder if it’s worth considering today. Sure, it’s a beast in terms of core count, but is the older 22 nm manufacturing process a downside in a world where newer chips use more advanced nodes? If you’re building or upgrading a system, you’ll also need to ensure your motherboard supports Intel Socket 2011-3 not all boards do. Will the cost of finding compatible components, along with the processor itself, justify the performance gains you’re hoping for? And for those who need reliability and longevity, does this older Xeon still hold up against modern alternatives? These are all valid questions to ask before deciding if the E5-1691 (Intel) is the right investment for your specific needs.

  1. Is the E5-1691 (Intel) overkill for common multitasking?
  2. Can its 14 cores actually improve gaming experiences?
  3. Will the older 22 nm process affect power efficiency?
  4. Are Socket 2011-3 motherboards easy to find and affordable?
  5. Does the price-to-performance ratio still make sense today?

The AMD Equivalent of Xeon E5-1691 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

Popular Intel Xeon E5-1691 v3 Comparisons

See how the Xeon E5-1691 v3 stacks up against similar processors from the same generation and competing brands.

Compare Xeon E5-1691 v3 with Other CPUs

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

Browse CPUs