Intel Core i5-661 @ 3.33GHz

Benchmarks for the Intel Core i5-661 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 Core i5-661 @ 3.33GHz Good for Gaming?

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

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Intel Core i5-661 @ 3.33GHz

Description:

Class: Desktop

Socket: LGA1156

Clockspeed: 3.3 GHz

Turbo Speed: 3.6 GHz

Cores: 2 Threads: 4

Typical TDP: 87 W

Cache per CPU Package:
L1 Instruction Cache: 4 x 32 KB
L1 Data Cache: 4 x 32 KB
L2 Cache: 4 x 256 KB
L3 Cache: 4 MB

Other names: Intel(R) Core(TM) i5 CPU 661 @ 3.33GHz, Intel(R) Core(TM) i5 CPU 661 @ 3.33GHz

CPU First Seen on Charts: Q1 2010

CPUmark/$Price: 29.81

Overall Rank:
3239th fastest in multithreading out of 5447 CPUs
2857th fastest in single threading out of 5447 CPUs
899th fastest in out of 1475 Desktop CPUs

Last Price Change: $80.00 USD (2024-05-07)

Average CPU Mark rating

Multithread Rating

2385

Single Thread Rating

1382

Samples: 210*
*Margin for error: Low

PerformanceTest V9
CPU Mark: 3,152
Thread: 1,381

CPU Test Suite Average Results for Intel Core i5-661 @ 3.33GHz

Integer Math	9,034 MOps/Sec
Floating Point Math	3,891 MOps/Sec
Find Prime Numbers	11 Million Primes/Sec
Random String Sorting	5,062 Thousand Strings/Sec
Data Encryption	905.4 MBytes/Sec
Data Compression	37,435 KBytes/Sec
Physics	198 Frames/Sec
Extended Instructions	1,105 Million Matrices/Sec
Single Thread	1,382 MOps/Sec

From submitted results to PerformanceTest V10 as of 13th of November 2025.

CPU Mark Distribution for Intel Core i5-661 @ 3.33GHz

Submitted Baseline Distribution Graph as of 12th of November 2025

From submitted results since PerformanceTest V10 as of 12th of November 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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Pricing History

CPU Mark Relative to Top 10 Common Desktop CPUs
As of 14th of November 2025 - Higher results represent better performance
Processor	Average CPU Mark
Intel Core i9-14900K		58,565
Intel Core i9-13900K		58,416
AMD Ryzen 9 5900X		38,959
Apple M1 Max 10 Core 3200 MHz		22,152
AMD Ryzen 5 5600X		21,847
Intel Core i5-12400F		19,518
Intel Core i9-9900K @ 3.60GHz		18,116
AMD Ryzen 5 3600		17,687
Apple M2 8 Core 3500 MHz		15,652
Apple M1 8 Core 3200 MHz		14,146
Intel Core i5-661 @ 3.33GHz		2,385

CPU Value (CPU Mark / $Price )
As of 14th of November 2025 - Higher results represent better value
Processor	CPU Mark / $Price
AMD Ryzen 5 3600		265.57
AMD Ryzen 5 5600X		170.70
Intel Core i5-12400F		153.20
AMD Ryzen 9 5900X		144.83
Intel Core i9-14900K		127.60
Intel Core i9-13900K		104.32
Intel Core i9-9900K @ 3.60GHz		47.80
Intel Core i5-661 @ 3.33GHz		29.81
Apple M1 8 Core 3200 MHz		NA
Apple M2 8 Core 3500 MHz		NA
Apple M1 Max 10 Core 3200 MHz		NA

Single Thread Rating
As of 14th of November 2025 - Higher results represent better performance
Processor	Average Thread Rating
Intel Core i9-14900K		4,698
Intel Core i9-13900K		4,603
Apple M2 8 Core 3500 MHz		3,892
Apple M1 Max 10 Core 3200 MHz		3,834
Apple M1 8 Core 3200 MHz		3,678
Intel Core i5-12400F		3,485
AMD Ryzen 9 5900X		3,467
AMD Ryzen 5 5600X		3,364
Intel Core i9-9900K @ 3.60GHz		2,916
AMD Ryzen 5 3600		2,561
Intel Core i5-661 @ 3.33GHz		1,382

Last 5 Baselines for Intel Core i5-661 @ 3.33GHz
Most recent listed first
Baseline	CPU Mark
BL3017620 - Oct 31 2025		1839
BL2965823 - Oct 10 2025		1827
BL2965790 - Oct 10 2025		1703
BL2860710 - Aug 25 2025		1866
BL2860552 - Aug 25 2025		1960

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

Popular comparisons for Intel Core i5-661 @ 3.33GHz
As of 14th of November 2025 - Higher results represent better performance
Processor	Average CPU Mark
Intel Core i5-661 @ 3.33GHz		2,385
AMD Phenom II X4 965 vs Intel Core i5-661		2,657 (+11.4%)
AMD Athlon II X4 640 vs Intel Core i5-661		2,265 (-5.0%)
AMD Phenom II X4 910e vs Intel Core i5-661		2,148 (-9.9%)
AMD A10-5800K APU vs Intel Core i5-661		2,968 (+24.4%)
AMD A8-5600K APU vs Intel Core i5-661		2,861 (+20.0%)
Intel Core i5-760 @ 2.80GHz vs Intel Core i5-661		2,666 (+11.8%)
AMD Phenom II X4 975 vs Intel Core i5-661		2,610 (+9.4%)
AMD Phenom II X4 B97 vs Intel Core i5-661		2,540 (+6.5%)
AMD Athlon II X4 645 vs Intel Core i5-661		2,370 (-0.6%)
Intel Core2 Quad Q8300 @ 2.50GHz vs Intel Core i5-661		1,914 (-19.8%)
AMD Phenom II X4 850 vs Intel Core i5-661		2,441 (+2.4%)
AMD A8-3850 APU vs Intel Core i5-661		2,421 (+1.5%)

Is the Intel Core i5-661 @ 3.33GHz Good for Gaming?
As of 14th of November 2025 - Higher results represent better performance
Processor	Relative Gaming Score
AMD Ryzen 9 9900X3D		12,414
AMD Ryzen 7 9800X3D		12,135
AMD Ryzen 9 9950X3D		11,252
AMD Ryzen 9 7900X3D		10,802
AMD Ryzen 5 7600X3D		10,506
Intel Core Ultra 9 285K		10,497
AMD Ryzen 7 7800X3D		10,271
AMD Ryzen 9 7950X3D		9,777
AMD Ryzen 9 9955HX3D		9,622
Intel Core Ultra 7 265K		9,498
Intel Core Ultra 9 285		9,487
Intel Core Ultra 5 245K		9,413
Intel Core i5-661 @ 3.33GHz		401

CPU Benchmarks

CPU Benchmarks

Intel Core i5-661 @ 3.33GHz

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CPU Test Suite Average Results for Intel Core i5-661 @ 3.33GHz

CPU Mark Distribution for Intel Core i5-661 @ 3.33GHz

Pricing History