Phenom II X2 555 BE: specs and benchmarks

Summary

AMD started Phenom II X2 555 BE sales 25 January 2010. Based on a Callisto architecture, this desktop processor is primarily aimed at home systems. It has 2 cores and 2 threads, and is based on 45 nm manufacturing technology, with a max turbo frequency of 3.2 and an unlocked multiplier.

Compatibility-wise, this is AMD Socket AM3 processor with a TDP of 80 Watt. It supports DDR3 memory.

General info

Phenom II X2 555 BE processor market type (desktop or notebook), architecture, sales start time and pricing.

Place in performance ranking	not rated
Place by popularity	not in top-100
Market segment	Desktop processor
Architecture codename	Callisto (2009−2010)
Release date	25 January 2010 (14 years ago)
Current price	$60	of 17802 (Ryzen Threadripper PRO 7995WX)

Technical specs

Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.

Physical cores	2 (Dual-core)
Threads	2
Base clock speed	3.2 GHz	of 4.7 (Ryzen 9 7900X)
Boost clock speed	3.2 GHz	of 6.2 (Core i9-14900KS)
L1 cache	128 KB (per core)	of 7475.2 (Apple M2 Pro 10-Core)
L2 cache	512 KB (per core)	of 98304 (Ryzen Threadripper PRO 7995WX)
L3 cache	6 MB (shared)	of 768 (EPYC 7773X)
Chip lithography	45 nm	of 3 (Apple M3 Max 16-Core)
Die size	258 mm2
Number of transistors	758 million	of 9900000 (Ryzen 5 7645HX)
64 bit support	+
Windows 11 compatibility	-
Unlocked multiplier	Yes

Compatibility

Information on Phenom II X2 555 BE compatibility with other computer components and devices: 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	of 8 (Xeon Platinum 8160M)
Socket	AM3
Power consumption (TDP)	80 Watt	of 400 (Xeon Platinum 9282)

Memory specs

Types, maximum amount and channel number of RAM supported by Phenom II X2 555 BE's memory controller. Depending on the motherboard, higher memory frequency may be supported.

Supported memory types

DDR3

Peripherals

Specifications and connection types of supported peripherals.

PCIe version

2.0

of 5 (Ryzen Threadripper PRO 7995WX)

Benchmark performance

Single-core and multi-core benchmark results of Phenom II X2 555 BE. Overall benchmark performance is measured in points in 0-100 range, higher is better.

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