Intel Core2 Quad Q8400 @ 2.66GHz

Benchmarks for the Intel Core2 Quad Q8400 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 Core2 Quad Q8400 @ 2.66GHz Good for Gaming?

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

Intel Core2 Quad Q8400 @ 2.66GHz

Description:

Class: Desktop

Socket: LGA775

Clockspeed: 2.7 GHz

Cores: 4 Threads: 4

Typical TDP: 95 W

Cache per CPU Package:
L1 Instruction Cache: 4 x 32 KB
L1 Data Cache: 4 x 32 KB
L2 Cache: 2 x 2048 KB

Other names: Intel(R) Core(TM)2 Quad CPU Q8400 @ 2.66GHz, Intel(R) Core(TM)2 Quad CPU Q8400 @ 2.66GHz, Intel Core2 Quad CPU Q8400 @ 2.66GHz

CPU First Seen on Charts: Q2 2009

CPUmark/$Price: 16.04

Overall Rank:
2991st fastest in multithreading out of 4910 CPUs
2940th fastest in single threading out of 4910 CPUs
896th fastest in out of 1400 Desktop CPUs

Last Price Change: $128.88 USD (2021-01-23)

Average CPU Mark rating

Multithread Rating

2068

Single Thread Rating

1142

Samples: 1640*
*Margin for error: Low

PerformanceTest V9
CPU Mark: 3,007
Thread: 1,101

CPU Test Suite Average Results for Intel Core2 Quad Q8400 @ 2.66GHz

Integer Math	9,898 MOps/Sec
Floating Point Math	5,627 MOps/Sec
Find Prime Numbers	7 Million Primes/Sec
Random String Sorting	6,093 Thousand Strings/Sec
Data Encryption	548.5 MBytes/Sec
Data Compression	46,265 KBytes/Sec
Physics	147 Frames/Sec
Extended Instructions	810 Million Matrices/Sec
Single Thread	1,142 MOps/Sec

From submitted results to PerformanceTest V10 as of 21st of December 2024.

CPU Mark Distribution for Intel Core2 Quad Q8400 @ 2.66GHz

Submitted Baseline Distribution Graph as of 21st of December 2024

From submitted results to PerformanceTest V10 as of 21st of December 2024.
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 22nd of December 2024 - Higher results represent better performance
Processor	Average CPU Mark
Intel Core i9-13900K		58,920
Intel Core i9-12900K		41,434
AMD Ryzen 9 5900X		39,100
Intel Core i7-12700K		34,599
Apple M1 Max 10 Core 3200 MHz		22,098
AMD Ryzen 5 5600X		21,888
Intel Core i9-9900K @ 3.60GHz		18,251
AMD Ryzen 5 3600		17,742
Apple M2 8 Core 3500 MHz		15,582
Apple M1 8 Core 3200 MHz		14,153
Intel Core2 Quad Q8400 @ 2.66GHz		2,068

CPU Value (CPU Mark / $Price )
As of 22nd of December 2024 - Higher results represent better value
Processor	CPU Mark / $Price
AMD Ryzen 5 3600		260.95
AMD Ryzen 5 5600X		190.75
Intel Core i9-12900K		154.03
AMD Ryzen 9 5900X		147.55
Intel Core i9-13900K		111.70
Intel Core i7-12700K		84.59
Intel Core i9-9900K @ 3.60GHz		49.46
Intel Core2 Quad Q8400 @ 2.66GHz		16.04
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 22nd of December 2024 - Higher results represent better performance
Processor	Average Thread Rating
Intel Core i9-13900K		4,616
Intel Core i9-12900K		4,157
Intel Core i7-12700K		4,027
Apple M2 8 Core 3500 MHz		3,903
Apple M1 Max 10 Core 3200 MHz		3,836
Apple M1 8 Core 3200 MHz		3,686
AMD Ryzen 9 5900X		3,470
AMD Ryzen 5 5600X		3,361
Intel Core i9-9900K @ 3.60GHz		2,927
AMD Ryzen 5 3600		2,566
Intel Core2 Quad Q8400 @ 2.66GHz		1,142

Last 5 Baselines for Intel Core2 Quad Q8400 @ 2.66GHz
Most recent listed first
Baseline	CPU Mark
BL2258787 - Nov 28 2024		2282
BL2236775 - Nov 04 2024		2344
BL2236769 - Nov 04 2024		2334
BL2229477 - Oct 26 2024		2348
BL2220996 - Oct 16 2024		1419

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

Popular comparisons for Intel Core2 Quad Q8400 @ 2.66GHz
As of 22nd of December 2024 - Higher results represent better performance
Processor	Average CPU Mark
Intel Core2 Quad Q8400 @ 2.66GHz		2,068
AMD Phenom II X4 910 vs Intel Core2 Quad Q8400		1,776 (-14.1%)
AMD Phenom 9850 Quad-Core vs Intel Core2 Quad Q8400		1,712 (-17.2%)
Intel Core2 Quad Q6700 @ 2.66GHz vs Intel Core2 Quad Q8400		2,097 (+1.4%)
AMD Athlon II X3 435 vs Intel Core2 Quad Q8400		1,625 (-21.4%)
Intel Core i5-750 @ 2.67GHz vs Intel Core2 Quad Q8400		2,533 (+22.5%)
AMD Phenom II X4 955 vs Intel Core2 Quad Q8400		2,520 (+21.9%)
AMD Athlon II X4 651 Quad-Core vs Intel Core2 Quad Q8400		2,500 (+20.9%)
AMD Phenom II X4 945 vs Intel Core2 Quad Q8400		2,401 (+16.1%)
Intel Core i5-660 @ 3.33GHz vs Intel Core2 Quad Q8400		2,400 (+16.1%)
AMD A6-3650 APU vs Intel Core2 Quad Q8400		2,079 (+0.6%)
Intel Core2 Quad Q8300 @ 2.50GHz vs Intel Core2 Quad Q8400		1,892 (-8.5%)
AMD Athlon 5350 APU vs Intel Core2 Quad Q8400		1,787 (-13.6%)

Is the Intel Core2 Quad Q8400 @ 2.66GHz Good for Gaming?
As of 22nd of December 2024 - Higher results represent better performance
Processor	Relative Gaming Score
AMD Ryzen 7 9800X3D		12,248
Intel Core Ultra 9 285K		10,940
AMD Ryzen 9 7900X3D		10,882
AMD Ryzen 5 7600X3D		10,563
AMD Ryzen 7 7800X3D		10,323
AMD Ryzen 9 7950X3D		9,869
Intel Core Ultra 7 265K		9,586
Intel Core Ultra 5 245K		9,424
Intel Core Ultra 7 265KF		9,305
Intel Core i9-14900KS		9,192
Intel Core Ultra 5 245KF		9,159
AMD Ryzen 5 5600X3D		8,916
Intel Core2 Quad Q8400 @ 2.66GHz		155

CPU Benchmarks

CPU Benchmarks

Intel Core2 Quad Q8400 @ 2.66GHz

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CPU Test Suite Average Results for Intel Core2 Quad Q8400 @ 2.66GHz

CPU Mark Distribution for Intel Core2 Quad Q8400 @ 2.66GHz

Pricing History