Pentium Dual-Core E2220 vs Athlon II X4 651

Place in the ranking	1815	2572
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Desktop processor
Power efficiency	2.13	1.22
Architecture codename	Llano (2011−2012)	Allendale (2006−2009)
Release date	14 November 2011 (13 years ago)	March 2008 (16 years ago)

Detailed specifications

Athlon II X4 651 and Pentium Dual-Core E2220 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	2 (Dual-core)
Threads	4	2
Base clock speed	3 GHz	no data
Boost clock speed	3 GHz	2.4 GHz
L1 cache	128 KB (per core)	64 KB (per core)
L2 cache	1 MB (per core)	1 MB (shared)
L3 cache	0 KB	0 KB
Chip lithography	32 nm	65 nm
Die size	228 mm²	77 mm²
Number of transistors	1,178 million	105 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Athlon II X4 651 and Pentium Dual-Core E2220 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	1
Socket	FM1	775
Power consumption (TDP)	100 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II X4 651 and Pentium Dual-Core E2220. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II X4 651 and Pentium Dual-Core E2220 are enumerated here.

AMD-V

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II X4 651 and Pentium Dual-Core E2220. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3

DDR1, DDR2, DDR3

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Athlon II X4 651 2.26
+169%

Pentium Dual-Core E2220 0.84

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Athlon II X4 651 3584
+169%

Pentium Dual-Core E2220 1330

Gaming performance

Pros & cons summary

Performance score	2.26	0.84
Physical cores	4	2
Threads	4	2
Chip lithography	32 nm	65 nm
Power consumption (TDP)	100 Watt	65 Watt

Athlon II X4 651 has a 169% higher aggregate performance score, 100% more physical cores and 100% more threads, and a 103.1% more advanced lithography process.

Pentium Dual-Core E2220, on the other hand, has 53.8% lower power consumption.

The Athlon II X4 651 is our recommended choice as it beats the Pentium Dual-Core E2220 in performance tests.

Should you still have questions on choice between Athlon II X4 651 and Pentium Dual-Core E2220, ask them in Comments section, and we shall answer.