Intel Pentium G645 @ 2.90GHz

Benchmarks for the Intel Pentium G645 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 G645 @ 2.90GHz Good for Gaming?

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

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Intel Pentium G645 @ 2.90GHz

Description:

Class: Desktop

Socket: LGA1155

Clockspeed: 2.9 GHz

Cores: 2 Threads: 2

Typical TDP: 65 W

Cache per CPU Package:
L1 Instruction Cache: 2 x 32 KB
L1 Data Cache: 2 x 32 KB
L2 Cache: 2 x 256 KB
L3 Cache: 3 MB

Other names: Intel(R) Pentium(R) CPU G645 @ 2.90GHz, Intel Pentium CPU G645 @ 2.90GHz

CPU First Seen on Charts: Q1 2012

CPUmark/$Price: 17.80

Overall Rank:
4007th fastest in multithreading out of 5788 CPUs
3000th fastest in single threading out of 5788 CPUs
1148th fastest in out of 1554 Desktop CPUs

Last Price Change: $82.00 USD (2025-11-12)

Average CPU Mark rating

Multithread Rating

1459

Single Thread Rating

1349

Samples: 419*
*Margin for error: Low

PerformanceTest V9
CPU Mark: 2,578
Thread: 1,504

CPU Test Suite Average Results for Intel Pentium G645 @ 2.90GHz

Integer Math	5,983 MOps/Sec
Floating Point Math	3,093 MOps/Sec
Find Prime Numbers	12 Million Primes/Sec
Random String Sorting	3,729 Thousand Strings/Sec
Data Encryption	286.4 MBytes/Sec
Data Compression	27,850 KBytes/Sec
Physics	175 Frames/Sec
Extended Instructions	1,000 Million Matrices/Sec
Single Thread	1,349 MOps/Sec

From submitted results to PerformanceTest V10 as of 16th of February 2026.

CPU Mark Distribution for Intel Pentium G645 @ 2.90GHz

Submitted Baseline Distribution Graph as of 11th of February 2026

From submitted results since PerformanceTest V10 as of 11th of February 2026.
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 16th of February 2026 - Higher results represent better performance
Processor	Average CPU Mark
Intel Core i9-14900K		58,452
Intel Core i9-13900K		58,291
AMD Ryzen 9 5900X		38,940
Apple M4 10 Core		23,702
AMD Ryzen 5 5600X		21,844
Intel Core i5-12400F		19,582
Intel Core i9-9900K @ 3.60GHz		18,084
AMD Ryzen 5 3600		17,678
Apple M2 8 Core 3500 MHz		15,641
Apple M1 8 Core 3200 MHz		14,133
Intel Pentium G645 @ 2.90GHz		1,459

CPU Value (CPU Mark / $Price )
As of 16th 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		107.95
Intel Core i9-9900K @ 3.60GHz		60.60
Intel Pentium G645 @ 2.90GHz		17.80
Apple M1 8 Core 3200 MHz		NA
Apple M2 8 Core 3500 MHz		NA
Apple M4 10 Core		NA

Single Thread Rating
As of 16th 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 G645 @ 2.90GHz		1,349

Last 5 Baselines for Intel Pentium G645 @ 2.90GHz
Most recent listed first
Baseline	CPU Mark
BL3255590 - Feb 01 2026		1627
BL3227182 - Jan 20 2026		1459
BL3137359 - Dec 15 2025		1536
BL3106123 - Dec 04 2025		1635
BL3106100 - Dec 04 2025		1620

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

Popular comparisons for Intel Pentium G645 @ 2.90GHz
As of 16th of February 2026 - Higher results represent better performance
Processor	Average CPU Mark
Intel Pentium G645 @ 2.90GHz		1,459
Intel Pentium G860 @ 3.00GHz vs Intel Pentium G645		1,494 (+2.4%)
Intel Pentium G630 @ 2.70GHz vs Intel Pentium G645		1,356 (-7.1%)
AMD A6-5400K APU vs Intel Pentium G645		1,282 (-12.1%)
Intel Pentium E5800 @ 3.20GHz vs Intel Pentium G645		1,190 (-18.5%)
AMD A6-6400K APU vs Intel Pentium G645		1,515 (+3.8%)
Intel Celeron G555 @ 2.70GHz vs Intel Pentium G645		1,427 (-2.2%)
Intel Pentium G640T @ 2.40GHz vs Intel Pentium G645		1,139 (-21.9%)
AMD A6-7400K APU vs Intel Pentium G645		1,680 (+15.1%)
Intel Pentium G870 @ 3.10GHz vs Intel Pentium G645		1,467 (+0.5%)
AMD Athlon II X2 280 vs Intel Pentium G645		1,384 (-5.2%)
AMD Athlon II X2 270 vs Intel Pentium G645		1,337 (-8.4%)
AMD Athlon X2 340 Dual Core vs Intel Pentium G645		1,334 (-8.6%)

Is the Intel Pentium G645 @ 2.90GHz Good for Gaming?
As of 16th of February 2026 - Higher results represent better performance
Processor	Relative Gaming Score
AMD Ryzen 9 9950X3D2		14,501
AMD Ryzen 9 9900X3D		12,430
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		10,517
Intel Core Ultra 9 285K		10,381
AMD Ryzen 7 7800X3D		10,258
AMD Ryzen 5 7500X3D		10,196
AMD Ryzen 9 7950X3D		9,778
AMD Ryzen 9 9955HX3D		9,775
Intel Pentium G645 @ 2.90GHz		297

CPU Benchmarks

CPU Benchmarks

Intel Pentium G645 @ 2.90GHz

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CPU Test Suite Average Results for Intel Pentium G645 @ 2.90GHz

CPU Mark Distribution for Intel Pentium G645 @ 2.90GHz

Pricing History