Athlon 64 X2 3800+ vs Phenom II X4 N950

Place in the ranking	2108	2999
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	4x AMD Phenom II	no data
Power efficiency	4.22	0.43
Architecture codename	Champlain (2010−2011)	Manchester (2005−2006)
Release date	4 October 2010 (14 years ago)	August 2005 (19 years ago)

Detailed specifications

Phenom II X4 N950 and Athlon 64 X2 3800+ 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
Boost clock speed	2.1 GHz	2 GHz
Bus rate	3600 MHz	no data
L1 cache	512 KB	256K
L2 cache	2 MB	512 KB
L3 cache	no data	0 KB
Chip lithography	45 nm	90 nm
Die size	no data	220 mm²
Number of transistors	no data	154 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Phenom II X4 N950 and Athlon 64 X2 3800+ 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	S1	939
Power consumption (TDP)	35 Watt	89 Watt

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.

Phenom II X4 N950 1.56
+290%

Athlon 64 X2 3800+ 0.40

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.

Phenom II X4 N950 2485
+295%

Athlon 64 X2 3800+ 629

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Phenom II X4 N950 275
+35.5%

Athlon 64 X2 3800+ 203

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Phenom II X4 N950 986
+162%

Athlon 64 X2 3800+ 376

Gaming performance

Pros & cons summary

Performance score	1.56	0.40
Physical cores	4	2
Threads	4	2
Chip lithography	45 nm	90 nm
Power consumption (TDP)	35 Watt	89 Watt

Phenom II X4 N950 has a 290% higher aggregate performance score, 100% more physical cores and 100% more threads, a 100% more advanced lithography process, and 154.3% lower power consumption.

The Phenom II X4 N950 is our recommended choice as it beats the Athlon 64 X2 3800+ in performance tests.

Be aware that Phenom II X4 N950 is a notebook processor while Athlon 64 X2 3800+ is a desktop one.

Should you still have questions on choice between Phenom II X4 N950 and Athlon 64 X2 3800+, ask them in Comments section, and we shall answer.