AMD FX-8120 Eight-Core

Benchmarks for the AMD FX-8120 Eight-Core 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 AMD FX-8120 Eight-Core Good for Gaming?

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

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AMD FX-8120 Eight-Core

Description:

Class: Desktop

Socket: AM3+

Clockspeed: 3.1 GHz

Turbo Speed: 4.0 GHz

Cores: 8 (in 4 physical modules)

Typical TDP: 125 W

Cache per CPU Package:
L1 Instruction Cache: 8 x 16 KB
L1 Data Cache: 8 x 64 KB
L2 Cache: 8 x 2048 KB
L3 Cache: 8 MB

Other names: AMD FX(tm)-8120 Eight-Core Processor, AMD FX(tm)-8120 Eight-Core Processor (

CPU First Seen on Charts: Q4 2011

CPUmark/$Price: 59.51

Overall Rank:
2658th fastest in multithreading out of 6046 CPUs
3248th fastest in single threading out of 6046 CPUs
694th fastest in out of 1595 Desktop CPUs

Last Price Change: $78.02 USD (2024-05-07)

Average CPU Mark rating

Multithread Rating

4643

Single Thread Rating

1335

Samples: 2642*
*Margin for error: Low

PerformanceTest V9
CPU Mark: 6,808
Thread: 1,256

CPU Test Suite Average Results for AMD FX-8120 Eight-Core

Integer Math	17,468 MOps/Sec
Floating Point Math	8,694 MOps/Sec
Find Prime Numbers	26 Million Primes/Sec
Random String Sorting	10,169 Thousand Strings/Sec
Data Encryption	1,470 MBytes/Sec
Data Compression	77,798 KBytes/Sec
Physics	425 Frames/Sec
Extended Instructions	2,347 Million Matrices/Sec
Single Thread	1,335 MOps/Sec

From submitted results to PerformanceTest V10 as of 10th of October 2026.

CPU Mark Distribution for AMD FX-8120 Eight-Core

Submitted Baseline Distribution Graph as of 8th of October 2026

From submitted results since PerformanceTest V10 as of 8th of October 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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CPU Mark Relative to Top 10 Common Desktop CPUs
As of 10th of October 2026 - Higher results represent better performance
Processor	Average CPU Mark
Intel Core i9-14900K		58,188
Intel Core i9-13900K		58,051
AMD Ryzen 7 7800X3D		34,287
Apple M4 10 Core		23,568
AMD Ryzen 5 5600X		21,820
Intel Core i5-12400F		19,536
Intel Core i9-9900K @ 3.60GHz		18,023
AMD Ryzen 5 3600		17,648
Apple M2 8 Core 3500 MHz		15,648
Apple M1 8 Core 3200 MHz		14,119
AMD FX-8120 Eight-Core		4,643

CPU Value (CPU Mark / $Price )
As of 10th of October 2026 - Higher results represent better value
Processor	CPU Mark / $Price
AMD Ryzen 5 3600		174.80
AMD Ryzen 5 5600X		145.48
Intel Core i9-14900K		126.77
Intel Core i5-12400F		122.18
AMD Ryzen 7 7800X3D		107.15
Intel Core i9-13900K		95.77
Intel Core i9-9900K @ 3.60GHz		81.92
AMD FX-8120 Eight-Core		59.51
Apple M1 8 Core 3200 MHz		NA
Apple M2 8 Core 3500 MHz		NA
Apple M4 10 Core		NA

Single Thread Rating
As of 10th of October 2026 - Higher results represent better performance
Processor	Average Thread Rating
Intel Core i9-14900K		4,690
Intel Core i9-13900K		4,595
Apple M4 10 Core		4,491
Apple M2 8 Core 3500 MHz		3,881
AMD Ryzen 7 7800X3D		3,761
Apple M1 8 Core 3200 MHz		3,672
Intel Core i5-12400F		3,485
AMD Ryzen 5 5600X		3,366
Intel Core i9-9900K @ 3.60GHz		2,908
AMD Ryzen 5 3600		2,557
AMD FX-8120 Eight-Core		1,335

Last 5 Baselines for AMD FX-8120 Eight-Core
Most recent listed first
Baseline	CPU Mark
BL3724059 - Sep 18 2026		4948
BL3721853 - Sep 17 2026		4300
BL3692429 - Sep 03 2026		4217
BL3683376 - Aug 30 2026		5119
BL3670379 - Aug 24 2026		4922

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

Popular comparisons for AMD FX-8120 Eight-Core
As of 10th of October 2026 - Higher results represent better performance
Processor	Average CPU Mark
AMD FX-8120 Eight-Core		4,643
AMD FX-8150 Eight-Core vs AMD FX-8120 Eight-Core		5,305 (+14.3%)
Intel Core i7-2600K @ 3.40GHz vs AMD FX-8120 Eight-Core		5,476 (+17.9%)
Intel Core i7-3770 @ 3.40GHz vs AMD FX-8120 Eight-Core		6,412 (+38.1%)
Intel Core i7-2700K @ 3.50GHz vs AMD FX-8120 Eight-Core		5,689 (+22.5%)
Intel Core i5-3570 @ 3.40GHz vs AMD FX-8120 Eight-Core		4,927 (+6.1%)
AMD FX-6350 Six-Core vs AMD FX-8120 Eight-Core		4,653 (+0.2%)
Intel Core i7-2600S @ 2.80GHz vs AMD FX-8120 Eight-Core		4,629 (-0.3%)
Intel Core i5-3450 @ 3.10GHz vs AMD FX-8120 Eight-Core		4,522 (-2.6%)
Intel Core i5-3350P @ 3.10GHz vs AMD FX-8120 Eight-Core		4,330 (-6.7%)
Intel Core i5-2500K @ 3.30GHz vs AMD FX-8120 Eight-Core		4,146 (-10.7%)
Intel Core i5-4670 @ 3.40GHz vs AMD FX-8120 Eight-Core		5,486 (+18.2%)
Intel Core i5-4440 @ 3.10GHz vs AMD FX-8120 Eight-Core		4,802 (+3.4%)

Is the AMD FX-8120 Eight-Core Good for Gaming?
As of 10th of October 2026 - Higher results represent better performance
Processor	Relative Gaming Score
AMD Ryzen 9 9950X3D2		15,467
AMD Ryzen 7 9850X3D		12,519
AMD Ryzen 9 9900X3D		12,384
AMD Ryzen 7 9800X3D		12,102
AMD Ryzen 7 PRO 9755X3D		12,028
AMD Ryzen 9 9950X3D		11,258
Intel Core Ultra 7 270K Plus		10,686
AMD Ryzen 5 7600X3D		10,512
Intel Core Ultra 5 250K Plus		10,486
AMD Ryzen 9 7900X3D		10,378
Intel Core Ultra 9 285K		10,354
AMD Ryzen 5 7500X3D		10,058
AMD FX-8120 Eight-Core		627

CPU Benchmarks

CPU Benchmarks

AMD FX-8120 Eight-Core

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CPU Test Suite Average Results for AMD FX-8120 Eight-Core

CPU Mark Distribution for AMD FX-8120 Eight-Core