Phenom II X4 N950 vs Ryzen 5 3450U

Place in the ranking	1370	2107
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	AMD Picasso (Ryzen 3000 APU)	4x AMD Phenom II
Power efficiency	26.81	4.22
Architecture codename	Picasso-U (Zen+) (2019−2020)	Champlain (2010−2011)
Release date	1 May 2020 (4 years ago)	4 October 2010 (14 years ago)

Detailed specifications

Ryzen 5 3450U and Phenom II X4 N950 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)	4 (Quad-Core)
Threads	8	4
Base clock speed	2.1 GHz	no data
Boost clock speed	3.5 GHz	2.1 GHz
Bus rate	no data	3600 MHz
L1 cache	384 KB	512 KB
L2 cache	2 MB	2 MB
L3 cache	4 MB	no data
Chip lithography	12 nm	45 nm
Maximum core temperature	105 °C	no data
Number of transistors	4500 Million	no data
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Ryzen 5 3450U and Phenom II X4 N950 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.

Socket	FP5	S1
Power consumption (TDP)	15 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 3450U and Phenom II X4 N950. You'll probably need this information if you require some particular technology.

Instruction set extensions	MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME	no data
AES-NI	+	-
FMA	+	-
AVX	+	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 5 3450U and Phenom II X4 N950. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR4

no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

AMD Radeon RX Vega 8 (Ryzen 2000/3000)

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.

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.

Ryzen 5 3450U 4.25
+172%

Phenom II X4 N950 1.56

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.

Ryzen 5 3450U 6745
+171%

Phenom II X4 N950 2485

Gaming performance

Pros & cons summary

Performance score	4.25	1.56
Recency	1 May 2020	4 October 2010
Threads	8	4
Chip lithography	12 nm	45 nm
Power consumption (TDP)	15 Watt	35 Watt

Ryzen 5 3450U has a 172.4% higher aggregate performance score, an age advantage of 9 years, 100% more threads, a 275% more advanced lithography process, and 133.3% lower power consumption.

The Ryzen 5 3450U is our recommended choice as it beats the Phenom II X4 N950 in performance tests.

Should you still have questions on choice between Ryzen 5 3450U and Phenom II X4 N950, ask them in Comments section, and we shall answer.