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CPU Benchmarks

Over 1,000,000 CPUs Benchmarked

Intel Pentium 5 2.66GHz

Benchmarks for the Intel Pentium 5 2.66GHz 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.

Is the Intel Pentium 5 2.66GHz Good for Gaming?

This is a fairly old CPU that is no longer competitive with newer CPUs. [More ...]

Intel Pentium 5 2.66GHz

Description:

Class: Desktop

Socket:

Clockspeed: 2.7 GHz

Cores: 2 Threads: 2

Other names: Intel(R) Pentium(R) 5 CPU 2.66GHz

CPU First Seen on Charts: Q1 2012

CPUmark/$Price: NA

Overall Rank:
5171st fastest in multithreading out of 5819 CPUs
Insufficient data samples to calculate single thread ranking.
1413th fastest in out of 1557 Desktop CPUs

Last Price Change: NA

Average CPU Mark rating
Multithread Rating
459
Samples: 1*
*Margin for error: High

CPU Mark Distribution for Intel Pentium 5 2.66GHz

Submitted Baseline Distribution Graph as of 13th of March 2026


Not Enough Data from Current Version of PerformanceTest to Create Distribution Graph.

From submitted results since PerformanceTest V10 as of 13th of March 2026.

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CPU Mark Relative to Top 10 Common Desktop CPUs
As of 14th of March 2026 - Higher results represent better performance
Processor Average CPU Mark
Intel Core i9-14900K
58,416
Intel Core i9-13900K
58,255
AMD Ryzen 9 5900X
38,935
Apple M4 10 Core
23,685
AMD Ryzen 5 5600X
21,844
Intel Core i5-12400F
19,596
Intel Core i9-9900K @ 3.60GHz
18,075
AMD Ryzen 5 3600
17,677
Apple M2 8 Core 3500 MHz
15,644
Apple M1 8 Core 3200 MHz
14,130
Intel Pentium 5 2.66GHz
459
CPU Value (CPU Mark / $Price )
As of 14th of March 2026 - Higher results represent better value
Processor CPU Mark / $Price
AMD Ryzen 5 3600
192.75
AMD Ryzen 9 5900X
159.01
AMD Ryzen 5 5600X
144.67
Intel Core i9-14900K
124.56
Intel Core i9-13900K
107.88
Intel Core i9-9900K @ 3.60GHz
60.54
Intel Core i5-12400F
42.90
Intel Pentium 5 2.66GHz
NA
Apple M1 8 Core 3200 MHz
NA
Apple M2 8 Core 3500 MHz
NA
Apple M4 10 Core
NA
Single Thread Rating
As of 14th of March 2026 - Higher results represent better performance
Processor Average Thread Rating
Intel Core i9-14900K
4,693
Intel Core i9-13900K
4,599
Apple M4 10 Core
4,514
Apple M2 8 Core 3500 MHz
3,886
Apple M1 8 Core 3200 MHz
3,675
Intel Core i5-12400F
3,489
AMD Ryzen 9 5900X
3,467
AMD Ryzen 5 5600X
3,366
Intel Core i9-9900K @ 3.60GHz
2,913
AMD Ryzen 5 3600
2,560
Intel Pentium 5 2.66GHz
NA
Popular comparisons for Intel Pentium 5 2.66GHz
As of 14th of March 2026 - Higher results represent better performance
Processor Average CPU Mark
Intel Pentium 5 2.66GHz
459
AMD E2-1800 APU vs Intel Pentium 5 2.66GHz
453 (-1.3%)
AMD E-350 vs Intel Pentium 5 2.66GHz
430 (-6.4%)
Intel Celeron G465 @ 1.90GHz vs Intel Pentium 5 2.66GHz
559 (+21.9%)
Intel Celeron G460 @ 1.80GHz vs Intel Pentium 5 2.66GHz
490 (+6.8%)
AMD E-350 APU vs Intel Pentium 5 2.66GHz
423 (-7.9%)
Intel Pentium D 915 @ 2.80GHz vs Intel Pentium 5 2.66GHz
468 (+2.1%)
AMD Athlon X2 Dual Core BE-2300 vs Intel Pentium 5 2.66GHz
570 (+24.3%)
AMD Sempron 145 vs Intel Pentium 5 2.66GHz
540 (+17.8%)
AMD Sempron 2650 APU vs Intel Pentium 5 2.66GHz
534 (+16.5%)
AMD Athlon 64 X2 Dual Core 3400+ vs Intel Pentium 5 2.66GHz
531 (+15.8%)
AMD Athlon 64 X2 Dual-Core TK-55 vs Intel Pentium 5 2.66GHz
518 (+13.0%)
Intel Celeron G440 @ 1.60GHz vs Intel Pentium 5 2.66GHz
420 (-8.5%)