Intel Pentium G840 @ 2.80GHz

Benchmarks for the Intel Pentium G840 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 G840 @ 2.80GHz Good for Gaming?

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

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Intel Pentium G840 @ 2.80GHz

Description:

Class: Desktop

Socket: FCLGA1155

Clockspeed: 2.8 GHz

Cores: 2 Threads: 2

Typical TDP: 65 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: 3 MB

Other names: Intel(R) Pentium(R) CPU G840 @ 2.80GHz

CPU First Seen on Charts: Q2 2011

CPUmark/$Price: 2.45

Overall Rank:
3973rd fastest in multithreading out of 5473 CPUs
3046th fastest in single threading out of 5473 CPUs
1150th fastest in out of 1484 Desktop CPUs

Last Price Change: $558.76 USD (2025-10-28)

Average CPU Mark rating

Multithread Rating

1367

Single Thread Rating

1297

Samples: 235*
*Margin for error: Low

PerformanceTest V9
CPU Mark: 2,477
Thread: 1,457

CPU Test Suite Average Results for Intel Pentium G840 @ 2.80GHz

Integer Math	5,244 MOps/Sec
Floating Point Math	2,923 MOps/Sec
Find Prime Numbers	11 Million Primes/Sec
Random String Sorting	3,532 Thousand Strings/Sec
Data Encryption	282.9 MBytes/Sec
Data Compression	26,561 KBytes/Sec
Physics	185 Frames/Sec
Extended Instructions	909 Million Matrices/Sec
Single Thread	1,297 MOps/Sec

From submitted results to PerformanceTest V10 as of 4th of December 2025.

CPU Mark Distribution for Intel Pentium G840 @ 2.80GHz

Submitted Baseline Distribution Graph as of 3rd of December 2025

From submitted results since PerformanceTest V10 as of 3rd of December 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 5th of December 2025 - Higher results represent better performance
Processor	Average CPU Mark
Intel Core i9-14900K		58,544
Intel Core i9-13900K		58,368
AMD Ryzen 9 5900X		38,954
Apple M1 Max 10 Core 3200 MHz		22,146
AMD Ryzen 5 5600X		21,845
Intel Core i5-12400F		19,536
Intel Core i9-9900K @ 3.60GHz		18,109
AMD Ryzen 5 3600		17,685
Apple M2 8 Core 3500 MHz		15,651
Apple M1 8 Core 3200 MHz		14,145
Intel Pentium G840 @ 2.80GHz		1,367

CPU Value (CPU Mark / $Price )
As of 5th of December 2025 - Higher results represent better value
Processor	CPU Mark / $Price
AMD Ryzen 5 3600		264.00
AMD Ryzen 9 5900X		162.86
AMD Ryzen 5 5600X		159.58
Intel Core i9-14900K		133.36
Intel Core i5-12400F		113.43
Intel Core i9-13900K		106.13
Intel Core i9-9900K @ 3.60GHz		53.74
Intel Pentium G840 @ 2.80GHz		2.45
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 5th of December 2025 - Higher results represent better performance
Processor	Average Thread Rating
Intel Core i9-14900K		4,696
Intel Core i9-13900K		4,601
Apple M2 8 Core 3500 MHz		3,890
Apple M1 Max 10 Core 3200 MHz		3,833
Apple M1 8 Core 3200 MHz		3,678
Intel Core i5-12400F		3,487
AMD Ryzen 9 5900X		3,467
AMD Ryzen 5 5600X		3,364
Intel Core i9-9900K @ 3.60GHz		2,915
AMD Ryzen 5 3600		2,561
Intel Pentium G840 @ 2.80GHz		1,297

Last 5 Baselines for Intel Pentium G840 @ 2.80GHz
Most recent listed first
Baseline	CPU Mark
BL3001322 - Oct 24 2025		1581
BL2981078 - Oct 16 2025		1578
BL2981027 - Oct 16 2025		1573
BL2946633 - Oct 01 2025		1440
BL2804078 - Jul 31 2025		1598

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

Popular comparisons for Intel Pentium G840 @ 2.80GHz
As of 5th of December 2025 - Higher results represent better performance
Processor	Average CPU Mark
Intel Pentium G840 @ 2.80GHz		1,367
AMD Athlon II X2 270 vs Intel Pentium G840		1,333 (-2.5%)
Intel Pentium G620 @ 2.60GHz vs Intel Pentium G840		1,238 (-9.4%)
AMD A4-3400 APU vs Intel Pentium G840		1,066 (-22.0%)
AMD Phenom II X2 565 vs Intel Pentium G840		1,453 (+6.3%)
AMD Phenom II X2 521 vs Intel Pentium G840		1,349 (-1.3%)
AMD Phenom II X2 511 vs Intel Pentium G840		1,265 (-7.4%)
AMD Athlon II X2 250 vs Intel Pentium G840		1,178 (-13.8%)
AMD Athlon II X2 245e vs Intel Pentium G840		1,141 (-16.5%)
Intel Pentium G850 @ 2.90GHz vs Intel Pentium G840		1,491 (+9.1%)
Intel Pentium G860 @ 3.00GHz vs Intel Pentium G840		1,490 (+9.0%)
AMD A6-3500 APU vs Intel Pentium G840		1,439 (+5.3%)
AMD Phenom II X2 560 vs Intel Pentium G840		1,381 (+1.1%)

Is the Intel Pentium G840 @ 2.80GHz Good for Gaming?
As of 5th of December 2025 - Higher results represent better performance
Processor	Relative Gaming Score
AMD Ryzen 9 9900X3D		12,439
AMD Ryzen 7 9800X3D		12,126
AMD Ryzen 9 9950X3D		11,255
AMD Ryzen 9 7900X3D		10,798
AMD Ryzen 5 7600X3D		10,509
Intel Core Ultra 9 285K		10,456
AMD Ryzen 5 7500X3D		10,296
AMD Ryzen 7 7800X3D		10,270
AMD Ryzen 9 7950X3D		9,778
AMD Ryzen 9 9955HX3D		9,650
Intel Core Ultra 7 265K		9,485
Intel Core Ultra 9 285		9,429
Intel Pentium G840 @ 2.80GHz		301

CPU Benchmarks

CPU Benchmarks

Intel Pentium G840 @ 2.80GHz

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CPU Test Suite Average Results for Intel Pentium G840 @ 2.80GHz

CPU Mark Distribution for Intel Pentium G840 @ 2.80GHz

Pricing History