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Intel Xeon E5-2666 v3 @ 2.90GHz

Benchmarks for the 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.

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:
1137th fastest in multithreading out of 5268 CPUs
1750th fastest in single threading out of 5268 CPUs
517th fastest in out of 1132 Server CPUs

Last Price Change: NA

Average CPU Mark rating
Multithread Rating
14063
Single Thread Rating
1963

Samples: 441*
*Margin for error: Low

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

Integer Math58,105 MOps/Sec
Floating Point Math29,081 MOps/Sec
Find Prime Numbers55 Million Primes/Sec
Random String Sorting32,177 Thousand Strings/Sec
Data Encryption4,145 MBytes/Sec
Data Compression241,841 KBytes/Sec
Physics749 Frames/Sec
Extended Instructions15,198 Million Matrices/Sec
Single Thread1,963 MOps/Sec
From submitted results to PerformanceTest V10 as of 11th of July 2025.

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

Submitted Baseline Distribution Graph as of 10th of July 2025
From submitted results since PerformanceTest V10 as of 10th of July 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 11th of July 2025 - Higher results represent better performance
Processor Average CPU Mark
AMD Ryzen Threadripper PRO 3955WX
 40,155
ARM Neoverse-N1 128 Core 3000 MHz
 39,163
ARM Neoverse-N1 80 Core 3000 MHz
 35,253
AMD Ryzen 7 PRO 7745
 31,990
ARM Neoverse-N1 64 Core 0 MHz
 28,044
AMD Ryzen 5 PRO 7645
 25,615
Intel Xeon E5-2680 v4 @ 2.40GHz
 17,407
Intel Xeon E5-2697 v2 @ 2.70GHz
 14,293
Intel Xeon E5-2666 v3 @ 2.90GHz
 14,063
Intel Xeon E5-1650 v3 @ 3.50GHz
 10,392
Intel Xeon E5-1650 v2 @ 3.50GHz
 9,332
CPU Value (CPU Mark / $Price )
As of 11th of July 2025 - Higher results represent better value
Processor CPU Mark / $Price
Intel Xeon E5-2680 v4 @ 2.40GHz
 82.13
Intel Xeon E5-2697 v2 @ 2.70GHz
 73.89
AMD Ryzen 7 PRO 7745
 60.86
Intel Xeon E5-1650 v2 @ 3.50GHz
 40.58
AMD Ryzen Threadripper PRO 3955WX
 36.51
Intel Xeon E5-1650 v3 @ 3.50GHz
 7.29
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 5 PRO 7645
 NA
Single Thread Rating
As of 11th of July 2025 - Higher results represent better performance
Processor Average Thread Rating
AMD Ryzen 7 PRO 7745
 3,773
AMD Ryzen 5 PRO 7645
 3,655
AMD Ryzen Threadripper PRO 3955WX
 2,679
Intel Xeon E5-1650 v3 @ 3.50GHz
 2,122
Intel Xeon E5-1650 v2 @ 3.50GHz
 2,048
Intel Xeon E5-2666 v3 @ 2.90GHz
 1,963
Intel Xeon E5-2680 v4 @ 2.40GHz
 1,936
Intel Xeon E5-2697 v2 @ 2.70GHz
 1,790
ARM Neoverse-N1 128 Core 3000 MHz
 1,329
ARM Neoverse-N1 80 Core 3000 MHz
 1,328
ARM Neoverse-N1 64 Core 0 MHz
 1,092
Last 5 Baselines for Intel Xeon E5-2666 v3 @ 2.90GHz
Most recent listed first
Baseline CPU Mark
BL2734671 - Jul 01 2025
14682
BL2734580 - Jul 01 2025
14873
BL2715038 - Jun 23 2025
14898
BL2711144 - Jun 21 2025
13059
BL2706228 - Jun 19 2025
12545
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 11th of July 2025 - Higher results represent better performance
Processor Average CPU Mark
Intel Xeon E5-2666 v3 @ 2.90GHz
 14,063
Intel Xeon E5-2660 v3 @ 2.60GHz vs Intel Xeon E5-2666 v3
 13,065 (-7.1%)
Intel Xeon E5-2650 v3 @ 2.30GHz vs Intel Xeon E5-2666 v3
 11,751 (-16.4%)
Intel Xeon E5-2690 v3 @ 2.60GHz vs Intel Xeon E5-2666 v3
 16,061 (+14.2%)
Intel Xeon E5-2680 v3 @ 2.50GHz vs Intel Xeon E5-2666 v3
 14,914 (+6.1%)
Intel Xeon E5-2687W v3 @ 3.10GHz vs Intel Xeon E5-2666 v3
 14,540 (+3.4%)
Intel Xeon E5-2670 v3 @ 2.30GHz vs Intel Xeon E5-2666 v3
 13,499 (-4.0%)
Intel Xeon E5-1660 v3 @ 3.00GHz vs Intel Xeon E5-2666 v3
 12,579 (-10.6%)
Intel Xeon E5-2667 v3 @ 3.20GHz vs Intel Xeon E5-2666 v3
 12,503 (-11.1%)
Intel Xeon E5-1680 v2 @ 3.00GHz vs Intel Xeon E5-2666 v3
 12,477 (-11.3%)
Intel Xeon E5-2640 v3 @ 2.60GHz vs Intel Xeon E5-2666 v3
 11,052 (-21.4%)
Intel Xeon E5-2683 v3 @ 2.00GHz vs Intel Xeon E5-2666 v3
 14,757 (+4.9%)
Intel Xeon E5-1680 v3 @ 3.20GHz vs Intel Xeon E5-2666 v3
 13,264 (-5.7%)