Intel Pentium D 805 @ 2.66GHz

Benchmarks for the Intel Pentium D 805 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 D 805 @ 2.66GHz Good for Gaming?

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

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Intel Pentium D 805 @ 2.66GHz

Description:

Class: Desktop

Socket: PLGA775

Clockspeed: 2.7 GHz

Cores: 2 Threads: 2

Typical TDP: 95 W

Cache per CPU Package:
L1 Data Cache: 2 x 16 KB
L2 Cache: 2 x 1024 KB

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

CPU First Seen on Charts: Q4 2008

CPUmark/$Price: NA

Overall Rank:
5255th fastest in multithreading out of 5783 CPUs
4870th fastest in single threading out of 5783 CPUs
1438th fastest in out of 1554 Desktop CPUs

Last Price Change: NA

Average CPU Mark rating

Multithread Rating

374

Single Thread Rating

497

^%
Samples: 136*
*Margin for error: Low

PerformanceTest V9
CPU Mark: 530
Thread: 605

^%Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Test Suite Average Results for Intel Pentium D 805 @ 2.66GHz

Integer Math	849 MOps/Sec
Floating Point Math	1,057 MOps/Sec
Find Prime Numbers	NA
Random String Sorting	1,426 Thousand Strings/Sec
Data Encryption	195.5 MBytes/Sec
Data Compression	11,163 KBytes/Sec
Physics	61 Frames/Sec
Extended Instructions	119 Million Matrices/Sec
Single Thread	497 MOps/Sec

From submitted results to PerformanceTest V10 as of 12th of February 2026.

CPU Mark Distribution for Intel Pentium D 805 @ 2.66GHz

Submitted Baseline Distribution Graph as of 12th of February 2026

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

From submitted results since PerformanceTest V10 as of 12th of February 2026.

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CPU Mark Relative to Top 10 Common Desktop CPUs
As of 13th of February 2026 - Higher results represent better performance
Processor	Average CPU Mark
Intel Core i9-14900K		58,451
Intel Core i9-13900K		58,296
AMD Ryzen 9 5900X		38,941
Apple M4 10 Core		23,700
AMD Ryzen 5 5600X		21,843
Intel Core i5-12400F		19,582
Intel Core i9-9900K @ 3.60GHz		18,087
AMD Ryzen 5 3600		17,679
Apple M2 8 Core 3500 MHz		15,640
Apple M1 8 Core 3200 MHz		14,133
Intel Pentium D 805 @ 2.66GHz		374

CPU Value (CPU Mark / $Price )
As of 13th of February 2026 - Higher results represent better value
Processor	CPU Mark / $Price
AMD Ryzen 5 5600X		136.53
AMD Ryzen 9 5900X		130.24
Intel Core i9-14900K		124.63
Intel Core i5-12400F		122.39
AMD Ryzen 5 3600		117.87
Intel Core i9-13900K		107.96
Intel Core i9-9900K @ 3.60GHz		60.61
Intel Pentium D 805 @ 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 13th of February 2026 - Higher results represent better performance
Processor	Average Thread Rating
Intel Core i9-14900K		4,694
Intel Core i9-13900K		4,600
Apple M4 10 Core		4,516
Apple M2 8 Core 3500 MHz		3,886
Apple M1 8 Core 3200 MHz		3,676
Intel Core i5-12400F		3,489
AMD Ryzen 9 5900X		3,467
AMD Ryzen 5 5600X		3,365
Intel Core i9-9900K @ 3.60GHz		2,914
AMD Ryzen 5 3600		2,560
Intel Pentium D 805 @ 2.66GHz		497

Last 1 Baselines for Intel Pentium D 805 @ 2.66GHz
Most recent listed first
Baseline	CPU Mark
BL1352417 - Jan 09 2021		396

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

Popular comparisons for Intel Pentium D 805 @ 2.66GHz
As of 13th of February 2026 - Higher results represent better performance
Processor	Average CPU Mark
Intel Pentium D 805 @ 2.66GHz		374
Intel Pentium 4 3.00GHz vs Intel Pentium D 805		312 (-16.5%)
AMD E-350 vs Intel Pentium D 805		430 (+14.9%)
AMD Athlon 64 3700+ vs Intel Pentium D 805		394 (+5.4%)
AMD Athlon 64 3500+ vs Intel Pentium D 805		367 (-1.7%)
AMD Athlon 64 3000+ vs Intel Pentium D 805		342 (-8.6%)
Intel Core Duo T2050 @ 1.60GHz vs Intel Pentium D 805		333 (-11.0%)
AMD Athlon 64 3800+ vs Intel Pentium D 805		332 (-11.2%)
Intel Pentium 4 3.20GHz vs Intel Pentium D 805		332 (-11.3%)
Intel Pentium 4 3.60GHz vs Intel Pentium D 805		315 (-15.7%)
AMD Athlon 64 3200+ vs Intel Pentium D 805		305 (-18.5%)
Intel Pentium 4 3.40GHz vs Intel Pentium D 805		300 (-19.9%)
AMD Sempron 3000+ vs Intel Pentium D 805		299 (-20.1%)

Is the Intel Pentium D 805 @ 2.66GHz Good for Gaming?
As of 13th of February 2026 - Higher results represent better performance
Processor	Relative Gaming Score
AMD Ryzen 9 9950X3D2		14,501
AMD Ryzen 9 9900X3D		12,424
AMD Ryzen 7 9800X3D		12,123
AMD Ryzen 9 9950X3D		11,257
AMD Ryzen 9 7900X3D		10,794
Intel Core Ultra 7 270K Plus		10,695
AMD Ryzen 5 7600X3D		10,515
Intel Core Ultra 9 285K		10,382
AMD Ryzen 7 7800X3D		10,258
AMD Ryzen 5 7500X3D		10,194
AMD Ryzen 9 7950X3D		9,778
AMD Ryzen 9 9955HX3D		9,772
Intel Pentium D 805 @ 2.66GHz		93

CPU Benchmarks

CPU Benchmarks

Intel Pentium D 805 @ 2.66GHz

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CPU Test Suite Average Results for Intel Pentium D 805 @ 2.66GHz

CPU Mark Distribution for Intel Pentium D 805 @ 2.66GHz