[Dual CPU] Intel Xeon E5-2666 v3 @ 2.90GHz

Benchmarks for the [Dual CPU] Intel Xeon E5-2666 v3 can be found below. Release dates, price and performance comparisons are also listed when available. This is made using thousands of PerformanceTest benchmark results and is updated daily.

The first graph shows the relative performance of the CPU compared to the 10 other common (single) CPUs in terms of PassMark CPU Mark.
The 2nd graph shows the value for money, in terms of the CPUMark per dollar.
The pricing history data shows the price for a single Processor. For multiple Processors, multiply the price shown by the number of CPUs.

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[Dual CPU] Intel Xeon E5-2666 v3 @ 2.90GHz

Description:

Class: Server

Socket: LGA2011-v3

Clockspeed: 2.9 GHz

Turbo Speed: 3.5 GHz

Cores: 10^# Threads: 20^#

Typical TDP: 135 W^#

Cache per CPU Package:
L1 Instruction Cache: 10 x 32 KB
L1 Data Cache: 10 x 32 KB
L2 Cache: 10 x 256 KB
L3 Cache: 25 MB

Other names: Intel(R) Xeon(R) CPU E5-2666 v3 @ 2.90GHz, Intel Xeon CPU E5-2666 v3 @ 2.90GHz

CPU First Seen on Charts: Q1 2015

CPUmark/$Price: NA

Overall Rank:
333rd fastest in multithreading out of all multi-CPU CPUs

Last Price Change: NA

Average CPU Mark rating

Multithread Rating

23798

Single Thread Rating

1948

Samples: 52*
*Margin for error: Low

^#The number of cores/threads and TDP is per CPU. To determine the total, multiply by the total CPU count.

CPU Test Suite Average Results for [Dual CPU] Intel Xeon E5-2666 v3 @ 2.90GHz

Integer Math	113,962 MOps/Sec
Floating Point Math	57,276 MOps/Sec
Find Prime Numbers	93 Million Primes/Sec
Random String Sorting	61,650 Thousand Strings/Sec
Data Encryption	7,350 MBytes/Sec
Data Compression	469,718 KBytes/Sec
Physics	1,114 Frames/Sec
Extended Instructions	29,604 Million Matrices/Sec
Single Thread	1,948 MOps/Sec

From submitted results to PerformanceTest V10 as of 17th of April 2025.

CPU Mark Distribution for [Dual CPU] Intel Xeon E5-2666 v3 @ 2.90GHz

Submitted Baseline Distribution Graph as of 14th of April 2025

From submitted results since PerformanceTest V10 as of 14th of April 2025.
For distribution graph only: Results are trimmed to exclude outliers by disregarding the bottom 1% and top 1% of submissions.

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CPU Mark Relative to Top 10 Common Server CPUs
As of 17th of April 2025 - Higher results represent better performance
Processor	Average CPU Mark
AMD Ryzen Threadripper PRO 5975WX		75,662
AMD Ryzen Threadripper PRO 3975WX		62,300
AMD Ryzen Threadripper PRO 3955WX		40,207
ARM Neoverse-N1 128 Core 3000 MHz		39,163
ARM Neoverse-N1 80 Core 3000 MHz		35,123
ARM Neoverse-N1 64 Core 0 MHz		28,044
[Dual CPU] Intel Xeon E5-2666 v3 @ 2.90GHz		23,798
Intel Xeon E5-2680 v4 @ 2.40GHz		17,467
Intel Xeon E5-2697 v2 @ 2.70GHz		14,256
Intel Xeon E5-1650 v3 @ 3.50GHz		10,394
Intel Xeon E5-1650 v2 @ 3.50GHz		9,333

CPU Value (CPU Mark / $Price )
As of 17th of April 2025 - Higher results represent better value
Processor	CPU Mark / $Price
Intel Xeon E5-2680 v4 @ 2.40GHz		82.41
Intel Xeon E5-2697 v2 @ 2.70GHz		73.70
AMD Ryzen Threadripper PRO 3975WX		47.02
Intel Xeon E5-1650 v2 @ 3.50GHz		40.59
AMD Ryzen Threadripper PRO 5975WX		33.55
Intel Xeon E5-1650 v3 @ 3.50GHz		7.29
[Dual CPU] Intel Xeon E5-2666 v3 @ 2.90GHz		NA
ARM Neoverse-N1 80 Core 3000 MHz		NA
ARM Neoverse-N1 128 Core 3000 MHz		NA
ARM Neoverse-N1 64 Core 0 MHz		NA
AMD Ryzen Threadripper PRO 3955WX		NA

Single Thread Rating
As of 17th of April 2025 - Higher results represent better performance
Processor	Average Thread Rating
AMD Ryzen Threadripper PRO 5975WX		3,319
AMD Ryzen Threadripper PRO 3955WX		2,678
AMD Ryzen Threadripper PRO 3975WX		2,659
Intel Xeon E5-1650 v3 @ 3.50GHz		2,123
Intel Xeon E5-1650 v2 @ 3.50GHz		2,049
[Dual CPU] Intel Xeon E5-2666 v3 @ 2.90GHz		1,948
Intel Xeon E5-2680 v4 @ 2.40GHz		1,935
Intel Xeon E5-2697 v2 @ 2.70GHz		1,788
ARM Neoverse-N1 128 Core 3000 MHz		1,329
ARM Neoverse-N1 80 Core 3000 MHz		1,327
ARM Neoverse-N1 64 Core 0 MHz		1,092

Last 5 Baselines for [Dual CPU] Intel Xeon E5-2666 v3 @ 2.90GHz
Most recent listed first
Baseline	CPU Mark
BL2556690 - Apr 15 2025		24984
BL2556645 - Apr 15 2025		24628
BL2538769 - Apr 07 2025		17526
BL2512624 - Mar 27 2025		24993
BL2499899 - Mar 22 2025		24766

Additional baselines can be obtained using Windows version of PerformanceTest's Manage Baselines feature.

Popular comparisons for Intel Xeon E5-2666 v3 @ 2.90GHz
As of 17th of April 2025 - Higher results represent better performance
Processor	Average CPU Mark
Intel Xeon E5-2666 v3 @ 2.90GHz		23,798
Intel Xeon E5-2697 v3 @ 2.60GHz vs Intel Xeon E5-2666 v3		18,370 (-22.8%)
AMD Ryzen 7 PRO 8840U vs Intel Xeon E5-2666 v3		23,908 (+0.5%)
AMD Ryzen 7 PRO 8845HS vs Intel Xeon E5-2666 v3		29,151 (+22.5%)
AMD Ryzen 9 PRO 8945HS vs Intel Xeon E5-2666 v3		28,960 (+21.7%)
Intel Xeon E5-2696 v3 @ 2.30GHz vs Intel Xeon E5-2666 v3		21,624 (-9.1%)
Intel Xeon W-2155 @ 3.30GHz vs Intel Xeon E5-2666 v3		21,071 (-11.5%)
AMD EPYC 7262 vs Intel Xeon E5-2666 v3		20,779 (-12.7%)
Intel Xeon W-2150B @ 3.00GHz vs Intel Xeon E5-2666 v3		20,530 (-13.7%)
Intel Xeon E5-2699 v3 @ 2.30GHz vs Intel Xeon E5-2666 v3		20,064 (-15.7%)
Intel Xeon E5-2698 v3 @ 2.30GHz vs Intel Xeon E5-2666 v3		18,954 (-20.4%)
Intel Xeon E5-2660 v3 @ 2.60GHz vs Intel Xeon E5-2666 v3		13,037 (-45.2%)
AMD EPYC 72F3 vs Intel Xeon E5-2666 v3		27,252 (+14.5%)

CPU Benchmarks

CPU Benchmarks

[Dual CPU] Intel Xeon E5-2666 v3 @ 2.90GHz

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CPU Test Suite Average Results for [Dual CPU] Intel Xeon E5-2666 v3 @ 2.90GHz

CPU Mark Distribution for [Dual CPU] Intel Xeon E5-2666 v3 @ 2.90GHz