PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Overview

The Xeon E3-1286 v3 is manufactured by Intel. It was released in 2015-01-01. It features 4 cores and 8 threads. Base frequency is 3.7 GHz, with boost up to 4.1 GHz. L3 cache: 8 MB Intel® Smart Cache. Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 84 Watt. Memory support: DDR3L-1333, DDR3L-1600. Passmark benchmark score: 7,879 points. Launch price was $800.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar

Based on actual market prices and performance synthetic scores.

FPS Benchmarks

Predicted performance for Xeon E3-1286 v3 across popular games. Tested paired with RTX 4090 to isolate CPU performance.

Technical Analysis

Detailed breakdown of Xeon E3-1286 v3 specifications and capabilities.

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Processing Power

The Xeon E3-1286 v3 is a 4-core / 8-thread processor, manufactured on a 22 nm process node. It reaches a maximum boost clock of 4.1 GHz from a base frequency of 3.7 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 8 MB Intel® Smart Cache of L3 cache. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 7,879, placing it in the Entry Level performance tier as a Legacy generation product.

Specification	Xeon E3-1286 v3
Cores / ThreadsPhysical/logical processing units	4C / 8T
Max Boost ClockPeak single-core speed under boost	4.1 GHz
Base ClockGuaranteed minimum operating frequency	3.7 GHz
Process NodeFabrication technology — smaller = more efficient	22 nm
L3 CacheShared cache — reduces memory latency for all cores	8 MB Intel® Smart Cache
Bus SpeedData bus frequency	5 GT/s
64-bit Support	Yes
Windows 11 Compatible	No
PassMark ScoreOverall multi-threaded benchmark score	7,879

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Memory & Platform

The Xeon E3-1286 v3 fits into the LGA1150 socket and supports PCIe 3.0. It supports DDR3L-1333, DDR3L-1600 memory.

Specification	Xeon E3-1286 v3
TypeDesktop or Laptop processor	server
SocketMotherboard socket required	LGA1150
PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth	PCIe 3.0
RAM TypeSupported memory standard	DDR3L-1333, DDR3L-1600
Max CPUs in ConfigMulti-socket support for servers	1

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Power & Cooling

The Xeon E3-1286 v3 has a rated TDP (Thermal Design Power) of 84 Watt — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed.

Specification	Xeon E3-1286 v3
TDPThermal Design Power — heat output under sustained workload	84 Watt

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Value Analysis

Performance ranking position: #1467 out of all indexed processors.

Specification	Xeon E3-1286 v3
Launch PriceOriginal retail price at launch	$800
Performance RankPosition in overall performance ranking	#1467
Release DateLaunch date	2015-01-01
Release Year	2014
DesignerArchitecture designer (e.g. Intel, AMD)	Intel

Specifications Reference

Raw spec sheet for quick lookup. The analysis cards above explain what these fields mean in practice.

4 categories

General Information

5 specs

Type	server
Designer	Intel
Launch Price	$800
Release Date	2015-01-01
Performance Ranking Position	1467

Technical Specifications

9 specs

Cores	4
Threads	8
L3 Cache	8 MB Intel® Smart Cache
Bus Speed	5 GT/s
Max Frequency	4.1 GHz
64-Bit Support	+
Base Frequency	3.7 GHz
Process Technology	22 nm
Windows 11 Compatible	-