Athlon II X4 631 vs Athlon 64 X2 4400+

Place in the ranking	2965	2246
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Desktop processor
Series	2x Athlon 64 (Desktop)	no data
Power efficiency	0.61	1.27
Architecture codename	Windsor (2006−2007)	Llano (2011−2012)
Release date	no data (2024 years ago)	17 August 2011 (13 years ago)

Detailed specifications

Athlon 64 X2 (Desktop) 4400+ and Athlon II X4 631 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	2 (Dual-core)	4 (Quad-Core)
Threads	2	4
Base clock speed	no data	2.6 GHz
Boost clock speed	2.2 GHz	2.6 GHz
Bus rate	1000 MHz	no data
L1 cache	no data	128 KB (per core)
L2 cache	no data	1 MB (per core)
L3 cache	no data	0 KB
Chip lithography	90 nm	32 nm
Die size	no data	228 mm²
Number of transistors	no data	1,178 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Athlon 64 X2 (Desktop) 4400+ and Athlon II X4 631 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	no data	1
Socket	no data	FM1
Power consumption (TDP)	65 Watt	100 Watt

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon 64 X2 (Desktop) 4400+ and Athlon II X4 631 are enumerated here.

AMD-V

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon 64 X2 (Desktop) 4400+ and Athlon II X4 631. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

no data

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 64 X2 4400+ 0.42

Athlon II X4 631 1.34
+219%

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 64 X2 4400+ 675

Athlon II X4 631 2122
+214%

Gaming performance

Pros & cons summary

Performance score	0.42	1.34
Physical cores	2	4
Threads	2	4
Chip lithography	90 nm	32 nm
Power consumption (TDP)	65 Watt	100 Watt

Athlon 64 X2 4400+ has 53.8% lower power consumption.

Athlon II X4 631, on the other hand, has a 219% higher aggregate performance score, 100% more physical cores and 100% more threads, and a 181.3% more advanced lithography process.

The Athlon II X4 631 is our recommended choice as it beats the Athlon 64 X2 4400+ in performance tests.

Should you still have questions on choice between Athlon 64 X2 4400+ and Athlon II X4 631, ask them in Comments section, and we shall answer.