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: 30.72

Overall Rank:
3049th fastest in multithreading out of 5277 CPUs
2636th fastest in single threading out of 5277 CPUs
862nd fastest in out of 1452 Desktop CPUs

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

Average CPU Mark rating

Multithread Rating

2457

Single Thread Rating

1437

Samples: 204*
*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	9,339 MOps/Sec
Floating Point Math	3,962 MOps/Sec
Find Prime Numbers	11 Million Primes/Sec
Random String Sorting	5,176 Thousand Strings/Sec
Data Encryption	941.9 MBytes/Sec
Data Compression	38,231 KBytes/Sec
Physics	201 Frames/Sec
Extended Instructions	1,126 Million Matrices/Sec
Single Thread	1,437 MOps/Sec

From submitted results to PerformanceTest V10 as of 19th of July 2025.

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

Submitted Baseline Distribution Graph as of 15th of July 2025

From submitted results since PerformanceTest V10 as of 15th 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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Pricing History

CPU Mark Relative to Top 10 Common Desktop CPUs
As of 19th of July 2025 - Higher results represent better performance
Processor	Average CPU Mark
Intel Core i9-13900K		58,609
AMD Ryzen 9 5900X		39,007
Intel Core i7-12700K		34,421
Apple M1 Max 10 Core 3200 MHz		22,147
AMD Ryzen 5 5600X		21,860
Intel Core i5-12400F		19,497
Intel Core i9-9900K @ 3.60GHz		18,152
AMD Ryzen 5 3600		17,701
Apple M2 8 Core 3500 MHz		15,658
Apple M1 8 Core 3200 MHz		14,148
Intel Core i5-661 @ 3.33GHz		2,457

CPU Value (CPU Mark / $Price )
As of 19th of July 2025 - Higher results represent better value
Processor	CPU Mark / $Price
AMD Ryzen 5 3600		228.55
Intel Core i5-12400F		178.89
AMD Ryzen 9 5900X		151.26
AMD Ryzen 5 5600X		141.03
Intel Core i9-13900K		135.04
Intel Core i7-12700K		84.16
Intel Core i9-9900K @ 3.60GHz		45.49
Intel Core i5-661 @ 3.33GHz		30.72
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 19th of July 2025 - Higher results represent better performance
Processor	Average Thread Rating
Intel Core i9-13900K		4,609
Intel Core i7-12700K		4,014
Apple M2 8 Core 3500 MHz		3,899
Apple M1 Max 10 Core 3200 MHz		3,836
Apple M1 8 Core 3200 MHz		3,680
Intel Core i5-12400F		3,478
AMD Ryzen 9 5900X		3,469
AMD Ryzen 5 5600X		3,364
Intel Core i9-9900K @ 3.60GHz		2,919
AMD Ryzen 5 3600		2,563
Intel Core i5-661 @ 3.33GHz		1,437

Last 5 Baselines for Intel Core i5-661 @ 3.33GHz
Most recent listed first
Baseline	CPU Mark
BL2763578 - Jul 14 2025		1937
BL2757439 - Jul 11 2025		2567
BL2757407 - Jul 11 2025		2449
BL2757191 - Jul 11 2025		2464
BL2752570 - Jul 09 2025		2503

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 19th of July 2025 - Higher results represent better performance
Processor	Average CPU Mark
Intel Core i5-661 @ 3.33GHz		2,457
AMD Phenom II X4 965 vs Intel Core i5-661		2,653 (+8.0%)
AMD Phenom II X4 910e vs Intel Core i5-661		2,116 (-13.9%)
AMD A8-6600K APU vs Intel Core i5-661		3,002 (+22.2%)
AMD A10-5800K APU vs Intel Core i5-661		2,958 (+20.4%)
AMD A8-5600K APU vs Intel Core i5-661		2,868 (+16.7%)
AMD Phenom II X4 975 vs Intel Core i5-661		2,610 (+6.2%)
AMD Phenom II X4 B97 vs Intel Core i5-661		2,535 (+3.2%)
AMD Athlon II X4 645 vs Intel Core i5-661		2,376 (-3.3%)
AMD Athlon II X4 640 vs Intel Core i5-661		2,268 (-7.7%)
Intel Core2 Quad Q8300 @ 2.50GHz vs Intel Core i5-661		1,910 (-22.3%)
AMD Phenom II X4 850 vs Intel Core i5-661		2,441 (-0.7%)
AMD A8-3850 APU vs Intel Core i5-661		2,418 (-1.6%)

Is the Intel Core i5-661 @ 3.33GHz Good for Gaming?
As of 19th of July 2025 - Higher results represent better performance
Processor	Relative Gaming Score
AMD Ryzen 9 9900X3D		12,394
AMD Ryzen 7 9800X3D		12,142
AMD Ryzen 9 9950X3D		11,282
AMD Ryzen 9 7900X3D		10,835
Intel Core Ultra 9 285K		10,565
AMD Ryzen 5 7600X3D		10,479
AMD Ryzen 7 7800X3D		10,276
AMD Ryzen 9 9955HX3D		9,804
AMD Ryzen 9 7950X3D		9,798
Intel Core Ultra 5 245K		9,603
Intel Core Ultra 7 265K		9,533
Intel Core Ultra 9 285		9,469
Intel Core i5-661 @ 3.33GHz		411

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