Athlon 64 X2 4400+ vs Athlon X4 950

Primary details

Comparing Athlon X4 950 and Athlon 64 X2 (Desktop) 4400+ processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1809	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.66	no data
Market segment	Desktop processor	Desktop processor
Series	no data	2x Athlon 64 (Desktop)
Power efficiency	3.30	no data
Architecture codename	Bristol Ridge (2016−2019)	Windsor (2006−2007)
Release date	27 July 2017 (7 years ago)	no data (2024 years ago)
Launch price (MSRP)	$60	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Athlon X4 950 and Athlon 64 X2 (Desktop) 4400+ 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	3.5 GHz	no data
Boost clock speed	3.8 GHz	2.2 GHz
Bus rate	no data	1000 MHz
L1 cache	128 KB (per core)	no data
L2 cache	512 KB (per core)	no data
L3 cache	0 KB	no data
Chip lithography	28 nm	90 nm
Die size	246 mm2	no data
Maximum case temperature (TCase)	74 °C	no data
Number of transistors	1,178 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-

Compatibility

Information on Athlon X4 950 and Athlon 64 X2 (Desktop) 4400+ 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	no data
Socket	AM4	no data
Power consumption (TDP)	65 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon X4 950 and Athlon 64 X2 (Desktop) 4400+. You'll probably need this information if you require some particular technology.

AES-NI	+	-
FMA	+	-
AVX	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon X4 950 and Athlon 64 X2 (Desktop) 4400+ are enumerated here.

AMD-V

+

-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon X4 950 and Athlon 64 X2 (Desktop) 4400+. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR4 Dual-channel

no data

Synthetic benchmark performance

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

---

---

Pros & cons summary

---

Physical cores	4	2
Threads	4	2
Chip lithography	28 nm	90 nm

---

Should you still have questions on choice between Athlon X4 950 and Athlon 64 X2 4400+, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---