AMD Phenom II X2 B57 vs AMD Athlon X2 7550

Comparative analysis of AMD Phenom II X2 B57 and AMD Athlon X2 7550 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD Phenom II X2 B57

AMD Athlon X2 7550

Differences

Reasons to consider the AMD Phenom II X2 B57

CPU is newer: launch date 1 year(s) 5 month(s) later
Around 28% higher clock speed: 3.2 GHz vs 2.5 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
3x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 19% lower typical power consumption: 80 Watt vs 95 Watt
Around 36% better performance in PassMark - Single thread mark: 1273 vs 934
Around 39% better performance in PassMark - CPU mark: 1247 vs 900

Specifications (specs)
Launch date	May 2010 vs December 2008
Maximum frequency	3.2 GHz vs 2.5 GHz
Manufacturing process technology	45 nm vs 65 nm
L3 cache	6144 KB (shared) vs 2048 KB (shared)
Thermal Design Power (TDP)	80 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark	1273 vs 934
PassMark - CPU mark	1247 vs 900

Compare benchmarks

CPU 1: AMD Phenom II X2 B57
CPU 2: AMD Athlon X2 7550

PassMark - Single thread mark

CPU 1

CPU 2

1273

934

PassMark - CPU mark

CPU 1

CPU 2

1247

900

Name	AMD Phenom II X2 B57	AMD Athlon X2 7550
PassMark - Single thread mark	1273	934
PassMark - CPU mark	1247	900
Geekbench 4 - Single Core		1446
Geekbench 4 - Multi-Core		2427

Compare specifications (specs)

	AMD Phenom II X2 B57	AMD Athlon X2 7550
Essentials
Architecture codename	Callisto	Kuma
Family	AMD Phenom
Launch date	May 2010	December 2008
OPN Tray	HDXB57WFK2DGM
Place in performance rating	1888	1921
Series	AMD Business Class - AMD Phenom X2 Dual-Core
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.2 GHz
Die size	258 mm	285 mm
L1 cache	128 KB (per core)	128 KB (per core)
L2 cache	512 KB (per core)	512 KB (per core)
L3 cache	6144 KB (shared)	2048 KB (shared)
Manufacturing process technology	45 nm	65 nm
Maximum frequency	3.2 GHz	2.5 GHz
Number of cores	2	2
Number of threads	2
Transistor count	758 million	450 million
Unlocked
Memory
Supported memory types	DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM3	AM2+
Thermal Design Power (TDP)	80 Watt	95 Watt
Virtualization
AMD Virtualization (AMD-V™)