Ryzen 5 3500U vs Phenom II X4 955 BE

Primary details

Comparing Phenom II X4 955 BE and Ryzen 5 3500U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	1345
Place by popularity	not in top-100	36
Market segment	Desktop processor	Laptop
Series	no data	AMD Ryzen 5
Power efficiency	no data	27.58
Architecture codename	Deneb (2009−2011)	Picasso-U (Zen+) (2019−2020)
Release date	23 April 2009 (15 years ago)	6 January 2019 (5 years ago)

Detailed specifications

Phenom II X4 955 BE and Ryzen 5 3500U 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	4	8
Base clock speed	3.2 GHz	2.1 GHz
Boost clock speed	3.2 GHz	3.7 GHz
Bus type	no data	PCIe 3.0
Multiplier	no data	21
L1 cache	128 KB (per core)	384 KB
L2 cache	512 KB (per core)	2 MB
L3 cache	6 MB (shared)	4 MB (shared)
Chip lithography	45 nm	12 nm
Die size	258 mm2	209.78 mm2
Maximum core temperature	no data	105 °C
Number of transistors	758 million	4940 Million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	+	-

Compatibility

Information on Phenom II X4 955 BE and Ryzen 5 3500U 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 (Uniprocessor)
Socket	AM3	FP5
Power consumption (TDP)	125 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom II X4 955 BE and Ryzen 5 3500U. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	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
AES-NI	-	+
FMA	-	+
AVX	-	+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X4 955 BE and Ryzen 5 3500U are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X4 955 BE and Ryzen 5 3500U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4
Maximum memory size	no data	64 GB
Max memory channels	no data	2
Maximum memory bandwidth	no data	38.397 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

On certain motherboards (Chipset feature)

AMD Radeon RX Vega 8 (Ryzen 2000/3000)

Peripherals

Specifications and connection of peripherals supported by Phenom II X4 955 BE and Ryzen 5 3500U.

PCIe version	2.0	3.0
PCI Express lanes	no data	12

Pros & cons summary

---

Recency	23 April 2009	6 January 2019
Threads	4	8
Chip lithography	45 nm	12 nm
Power consumption (TDP)	125 Watt	15 Watt

---

Should you still have questions on choice between Phenom II X4 955 BE and Ryzen 5 3500U, 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.

---