Xeon E5-1691 V3: specs and benchmarks

Summary

Intel started Xeon E5-1691 V3 sales 8 September 2014. This is a Haswell-EP architecture desktop processor primarily aimed at professional systems. It has 14 cores and 28 threads, and is based on 22 nm manufacturing technology, with a maximum frequency of 3400 MHz and a locked multiplier.

Compatibility-wise, this is Intel Socket 2011-3 processor with a TDP of 135 Watt. It supports DDR4-2133 memory.

Primary Details

Xeon E5-1691 V3 processor market type (desktop or notebook), architecture, sales start time and pricing.

Place in performance ranking	not rated
Place by popularity	not in top-100
Market segment	Server
Architecture codename	Haswell-EP (2014)
Release date	8 September 2014 (9 years ago)

Detailed Specifications

Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.

Physical cores	14 (Tetradeca-Core)
Threads	28
Base clock speed	2.5 GHz	of 4.7 (Ryzen 9 7900X)
Boost clock speed	3.4 GHz	of 6.2 (Core i9-14900KS)
L1 cache	64K (per core)	of 7475.2 (Apple M2 Pro 10-Core)
L2 cache	256K (per core)	of 98304 (Ryzen Threadripper PRO 7995WX)
L3 cache	35 MB (shared)	of 768 (EPYC 7773X)
Chip lithography	22 nm	of 3 (Apple M3 Max 16-Core)
Die size	356 mm2
Number of transistors	2,600 million	of 9900000 (Ryzen 5 7645HX)
64 bit support	+
Unlocked multiplier	No

Compatibility

Information on Xeon E5-1691 V3 compatibility with other computer components and devices: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	of 8 (Xeon Platinum 8454H)
Socket	2011-3
Power consumption (TDP)	135 Watt	of 400 (Xeon Platinum 9282)

Technologies and extensions

Technological capabilities and additional instructions supported by Xeon E5-1691 V3. You'll probably need this information if you require some particular technology.

AES-NI	+
AVX	+
Enhanced SpeedStep (EIST)	+
TSX	+

Security technologies

Processor technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

Virtualization technologies

Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.

VT-d	+
VT-x	+

Memory specs

Types, maximum amount and channel number of RAM supported by Xeon E5-1691 V3's memory controller. Depending on the motherboard, higher memory frequency may be supported.

Supported memory types

DDR4-2133

Peripherals

Specifications and connection types of supported peripherals.

PCIe version	3.0	of 5 (Ryzen Threadripper PRO 7995WX)
PCI Express lanes	40	of 128 (EPYC 9654)

Benchmark performance

Single-core and multi-core benchmark results of Xeon E5-1691 V3. Overall benchmark performance is measured in points in 0-100 range, higher is better.

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