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Intel Core2 Quad Q9400 @ 2.66GHz

Benchmarks for the Intel Core2 Quad Q9400 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 Q9400 @ 2.66GHz Good for Gaming?

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

Intel Core2 Quad Q9400 @ 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 3072 KB

Other names: Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz, Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz, Intel Core2 Quad CPU Q9400 @ 2.66GHz

CPU First Seen on Charts: Q4 2008

CPUmark/$Price: 85.45

Overall Rank:
3018th fastest in multithreading out of 4985 CPUs
3012th fastest in single threading out of 4985 CPUs
890th fastest in out of 1409 Desktop CPUs

Last Price Change: $25.05 USD (2024-10-03)

Average CPU Mark rating
Multithread Rating
2140
Single Thread Rating
1137

Samples: 2494*
*Margin for error: Low



PerformanceTest V9
CPU Mark: 3,157
Thread: 1,114

CPU Test Suite Average Results for Intel Core2 Quad Q9400 @ 2.66GHz

Integer Math10,118 MOps/Sec
Floating Point Math5,635 MOps/Sec
Find Prime Numbers9 Million Primes/Sec
Random String Sorting6,139 Thousand Strings/Sec
Data Encryption556.3 MBytes/Sec
Data Compression46,447 KBytes/Sec
Physics164 Frames/Sec
Extended Instructions817 Million Matrices/Sec
Single Thread1,137 MOps/Sec
From submitted results to PerformanceTest V10 as of 11th of February 2025.

CPU Mark Distribution for Intel Core2 Quad Q9400 @ 2.66GHz

Submitted Baseline Distribution Graph as of 8th of February 2025
From submitted results to PerformanceTest V10 as of 8th of February 2025.
For distribution graph only: Results are trimmed to exclude outliers by disregarding the bottom 1% and top 1% of submissions.

Search for Intel Core2 Quad Q9400 @ 2.66GHz
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Pricing History


CPU Mark Relative to Top 10 Common Desktop CPUs
As of 12th of February 2025 - Higher results represent better performance
Processor Average CPU Mark
Intel Core i9-13900K
58,821
Intel Core i9-12900K
41,388
AMD Ryzen 9 5900X
39,065
Intel Core i7-12700K
34,572
Apple M1 Max 10 Core 3200 MHz
22,110
AMD Ryzen 5 5600X
21,876
Intel Core i9-9900K @ 3.60GHz
18,214
AMD Ryzen 5 3600
17,725
Apple M2 8 Core 3500 MHz
15,617
Apple M1 8 Core 3200 MHz
14,149
Intel Core2 Quad Q9400 @ 2.66GHz
2,140
CPU Value (CPU Mark / $Price )
As of 12th of February 2025 - Higher results represent better value
Processor CPU Mark / $Price
AMD Ryzen 5 5600X
198.89
AMD Ryzen 5 3600
190.94
AMD Ryzen 9 5900X
170.48
Intel Core i9-12900K
145.74
Intel Core i9-13900K
131.89
Intel Core2 Quad Q9400 @ 2.66GHz
85.45
Intel Core i7-12700K
84.53
Intel Core i9-9900K @ 3.60GHz
49.10
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 12th of February 2025 - Higher results represent better performance
Processor Average Thread Rating
Intel Core i9-13900K
4,614
Intel Core i9-12900K
4,151
Intel Core i7-12700K
4,024
Apple M2 8 Core 3500 MHz
3,903
Apple M1 Max 10 Core 3200 MHz
3,836
Apple M1 8 Core 3200 MHz
3,683
AMD Ryzen 9 5900X
3,470
AMD Ryzen 5 5600X
3,362
Intel Core i9-9900K @ 3.60GHz
2,924
AMD Ryzen 5 3600
2,565
Intel Core2 Quad Q9400 @ 2.66GHz
1,137
Last 5 Baselines for Intel Core2 Quad Q9400 @ 2.66GHz
Most recent listed first
Baseline CPU Mark
BL2389741 - Feb 04 2025
2752
BL2385319 - Feb 02 2025
1876
BL2382570 - Feb 01 2025
2380
BL2378141 - Jan 30 2025
2592
BL2378125 - Jan 30 2025
2592
Additional baselines can be obtained using Windows version of PerformanceTest's Manage Baselines feature.
Popular comparisons for Intel Core2 Quad Q9400 @ 2.66GHz
As of 12th of February 2025 - Higher results represent better performance
Processor Average CPU Mark
Intel Core2 Quad Q9400 @ 2.66GHz
2,140
AMD Phenom II X4 925 vs Intel Core2 Quad Q9400
2,276 (+6.3%)
AMD Phenom II X4 920 vs Intel Core2 Quad Q9400
2,181 (+1.9%)
AMD Phenom 9550 Quad-Core vs Intel Core2 Quad Q9400
1,656 (-22.6%)
AMD FX-4100 Quad-Core vs Intel Core2 Quad Q9400
2,615 (+22.2%)
AMD Phenom II X4 830 vs Intel Core2 Quad Q9400
2,072 (-3.2%)
AMD Athlon II X4 600e vs Intel Core2 Quad Q9400
1,795 (-16.2%)
AMD Phenom II X4 955 vs Intel Core2 Quad Q9400
2,531 (+18.2%)
AMD Phenom II X4 840 vs Intel Core2 Quad Q9400
2,425 (+13.3%)
AMD Phenom II X4 945 vs Intel Core2 Quad Q9400
2,406 (+12.4%)
AMD A6-3620 APU vs Intel Core2 Quad Q9400
1,864 (-12.9%)
AMD Athlon II X3 450 vs Intel Core2 Quad Q9400
1,860 (-13.1%)
AMD Athlon II X3 445 vs Intel Core2 Quad Q9400
1,822 (-14.9%)

Is the Intel Core2 Quad Q9400 @ 2.66GHz Good for Gaming?
As of 12th of February 2025 - Higher results represent better performance
Processor Relative Gaming Score
AMD Ryzen 7 9800X3D
12,195
AMD Ryzen 9 7900X3D
10,865
Intel Core Ultra 9 285K
10,638
AMD Ryzen 5 7600X3D
10,601
AMD Ryzen 7 7800X3D
10,305
AMD Ryzen 9 7950X3D
9,844
Intel Core Ultra 7 265K
9,530
Intel Core Ultra 5 245K
9,519
Intel Core Ultra 7 265KF
9,311
Intel Core Ultra 9 285
9,127
Intel Core Ultra 5 245KF
9,048
Intel Core i9-14900KS
9,033
Intel Core2 Quad Q9400 @ 2.66GHz
163