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Intel

Xeon E5-2666 v3

▲ 500 ▼

Release date ≈ Q1 2015.

Average Bench: 63.2% (528th of 1442)

Based on 25 user benchmarks.  Device: 1789FBFF000306F2 Model: Intel(R) Xeon(R) CPU E5-2666 v3 @ 2.90GHz
Poor: 42%Average: 63.2% Great: 76%
Gaming
Gaming 63%
Destroyer
Desktop
Desktop 68%
Battle cruiser
Workstation
Workstation 51%
Yacht

Above average average bench

The Intel Xeon E5-2666 v3 averaged 36.8% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. Memory Latency 76.9Pts
Avg. Single Core Speed 87.9Pts

Above average consistency

The range of scores (95th - 5th percentile) for the Intel Xeon E5-2666 v3 is 34%. This is a relatively narrow range which indicates that the Intel Xeon E5-2666 v3 performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Multi Core Speed 451Pts
Avg. Octa Core Speed 390Pts
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Average Bench

(Based on 25 samples)
Rank 52863.2%
Min Avg Max
59.7 Memory 76.9 81.7
48.8 1-Core 87.9 96.6
108 2-Core 162 193
63.9% 109 Pts
Min Avg Max
121 4-Core 275 386
120 8-Core 390 747
41.7% 332 Pts
Min Avg Max
121 64-Core 451 1,020
27.9% 451 Pts
User Benchmarks BenchNormalHeavyServer
The fastest CPU (mainstream) averages a speed of 100%
CPU 1, 1 CPU, 8 cores, 16 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
76.1% Very good
Memory 81.1
1-Core 92.4
2-Core 183
69% 119 Pts
4-Core 382
8-Core 679
64% 530 Pts
64-Core 1,016
63% 1,016 Pts
CPU 1, 1 CPU, 8 cores, 16 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
75.4% Very good
Memory 81.2
1-Core 95.6
2-Core 180
69% 119 Pts
4-Core 373
8-Core 771
67% 572 Pts
64-Core 1,020
63% 1,020 Pts
CPU 1, 1 CPU, 4 cores, 8 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
72.2% Very good
Memory 79.5
1-Core 93.8
2-Core 160
66% 111 Pts
4-Core 352
8-Core 494
53% 423 Pts
64-Core 494
31% 494 Pts
CPU 1, 1 CPU, 2 cores, 4 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
61.5% Good
Memory 79.3
1-Core 95
2-Core 193
70% 123 Pts
4-Core 254
8-Core 254
34% 254 Pts
64-Core 253
16% 253 Pts
CPU 1, 1 CPU, 8 cores, 16 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
59.4% Above average
Memory 70.9
1-Core 64.4
2-Core 129
53% 88.2 Pts
4-Core 258
8-Core 516
46% 387 Pts
64-Core 647
40% 647 Pts
CPU 1, 1 CPU, 2 cores, 4 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
54.9% Above average
Memory 76
1-Core 76.8
2-Core 133
58% 95.1 Pts
4-Core 198
8-Core 198
26% 198 Pts
64-Core 206
13% 206 Pts
25 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 67,769,622 CPUs tested

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We calculate effective speed which measures real world performance for typical users. Effective speed is adjusted by current prices to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top CPUs. [CPUPro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

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1442 Processors (Compared) Thousands of user benchmarks compiled into one comparison list

See how consistently different CPUs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

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 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $269Nvidia RTX 4060 $295Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $177Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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