AMD Phenom II X2 521

Benchmarks for the AMD Phenom II X2 521 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 Phenom II X2 521 Good for Gaming?

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

AMD Phenom II X2 521

Description:

Class: Desktop

Socket: AM2+/AM3

Clockspeed: 3.5 GHz

Cores: 2 Threads: 2

Typical TDP: 65 W

Cache per CPU Package:
L1 Instruction Cache: 2 x 64 KB
L1 Data Cache: 2 x 64 KB
L2 Cache: 2 x 1024 KB

Other names: AMD Phenom(tm) II X2 521 Processor

CPU First Seen on Charts: Q2 2011

CPUmark/$Price: NA

Overall Rank:
3446th fastest in multithreading out of 4890 CPUs
2416th fastest in single threading out of 4890 CPUs
1060th fastest in out of 1398 Desktop CPUs

Last Price Change: NA

Average CPU Mark rating

Multithread Rating

1374

Single Thread Rating

1409

²
Samples: 40*
*Margin for error: Low

PerformanceTest V9
CPU Mark: 2,055
Thread: 1,141

²Single 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 AMD Phenom II X2 521

Integer Math	4,263 MOps/Sec
Floating Point Math	3,085 MOps/Sec
Find Prime Numbers	6 Million Primes/Sec
Random String Sorting	3,975 Thousand Strings/Sec
Data Encryption	389.6 MBytes/Sec
Data Compression	31,574 KBytes/Sec
Physics	116 Frames/Sec
Extended Instructions	693 Million Matrices/Sec
Single Thread	1,409 MOps/Sec

From submitted results to PerformanceTest V10 as of 21st of November 2024.

CPU Mark Distribution for AMD Phenom II X2 521

Submitted Baseline Distribution Graph as of 14th of November 2024

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

From submitted results to PerformanceTest V10 as of 14th of November 2024.

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CPU Mark Relative to Top 10 Common Desktop CPUs
As of 21st of November 2024 - Higher results represent better performance
Processor	Average CPU Mark
Intel Core i9-13900K		59,005
Intel Core i9-12900K		41,472
AMD Ryzen 9 5900X		39,113
Intel Core i7-12700K		34,594
Apple M1 Max 10 Core 3200 MHz		22,077
AMD Ryzen 5 5600X		21,887
Intel Core i9-9900K @ 3.60GHz		18,259
AMD Ryzen 5 3600		17,747
Apple M2 8 Core 3500 MHz		15,568
Apple M1 8 Core 3200 MHz		14,156
AMD Phenom II X2 521		1,374

CPU Value (CPU Mark / $Price )
As of 21st of November 2024 - Higher results represent better value
Processor	CPU Mark / $Price
AMD Ryzen 5 3600		273.92
AMD Ryzen 5 5600X		208.45
AMD Ryzen 9 5900X		172.34
Intel Core i9-12900K		155.33
Intel Core i9-13900K		147.52
Intel Core i7-12700K		84.58
Intel Core i9-9900K @ 3.60GHz		60.46
AMD Phenom II X2 521		NA
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 21st of November 2024 - Higher results represent better performance
Processor	Average Thread Rating
Intel Core i9-13900K		4,620
Intel Core i9-12900K		4,161
Intel Core i7-12700K		4,028
Apple M2 8 Core 3500 MHz		3,903
Apple M1 Max 10 Core 3200 MHz		3,835
Apple M1 8 Core 3200 MHz		3,687
AMD Ryzen 9 5900X		3,470
AMD Ryzen 5 5600X		3,361
Intel Core i9-9900K @ 3.60GHz		2,928
AMD Ryzen 5 3600		2,567
AMD Phenom II X2 521		1,409

Last 3 Baselines for AMD Phenom II X2 521
Most recent listed first
Baseline	CPU Mark
BL1961703 - Dec 03 2023		1472
BL1679036 - Nov 25 2022		1466
BL1379739 - Mar 08 2021		1367

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

Popular comparisons for AMD Phenom II X2 521
As of 21st of November 2024 - Higher results represent better performance
Processor	Average CPU Mark
AMD Phenom II X2 521		1,374
Intel Pentium G860 @ 3.00GHz vs AMD Phenom II X2 521		1,448 (+5.4%)
Intel Pentium G850 @ 2.90GHz vs AMD Phenom II X2 521		1,435 (+4.4%)
Intel Pentium G630 @ 2.70GHz vs AMD Phenom II X2 521		1,336 (-2.7%)
AMD Athlon II X2 270 vs AMD Phenom II X2 521		1,301 (-5.3%)
Intel Pentium G840 @ 2.80GHz vs AMD Phenom II X2 521		1,264 (-8.0%)
Intel Pentium G620 @ 2.60GHz vs AMD Phenom II X2 521		1,213 (-11.7%)
Intel Celeron G540 @ 2.50GHz vs AMD Phenom II X2 521		1,182 (-13.9%)
Intel Celeron G530 @ 2.40GHz vs AMD Phenom II X2 521		1,123 (-18.3%)
AMD A4-3400 APU vs AMD Phenom II X2 521		1,086 (-20.9%)
Intel Pentium E5700 @ 3.00GHz vs AMD Phenom II X2 521		1,081 (-21.3%)
AMD Phenom II X2 565 vs AMD Phenom II X2 521		1,442 (+4.9%)
Intel Pentium G6960 @ 2.93GHz vs AMD Phenom II X2 521		1,433 (+4.4%)

Is the AMD Phenom II X2 521 Good for Gaming?
As of 21st of November 2024 - Higher results represent better performance
Processor	Relative Gaming Score
AMD Ryzen 7 9800X3D		12,240
Intel Core Ultra 9 285K		11,301
AMD Ryzen 9 7900X3D		10,891
AMD Ryzen 5 7600X3D		10,715
AMD Ryzen 7 7800X3D		10,330
Intel Core Ultra 7 265KF		10,235
AMD Ryzen 9 7950X3D		9,873
Intel Core Ultra 5 245KF		9,663
Intel Core Ultra 7 265K		9,486
Intel Core Ultra 5 245K		9,267
Intel Core i9-14900KS		9,254
AMD Ryzen 5 5600X3D		8,942
AMD Phenom II X2 521		298

CPU Benchmarks

CPU Benchmarks

AMD Phenom II X2 521

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CPU Test Suite Average Results for AMD Phenom II X2 521

CPU Mark Distribution for AMD Phenom II X2 521