AMD Athlon II M300 vs AMD Opteron 840

Comparative analysis of AMD Athlon II M300 and AMD Opteron 840 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Advanced Technologies. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD Athlon II M300

AMD Opteron 840

Differences

Reasons to consider the AMD Athlon II M300

CPU is newer: launch date 6 year(s) 3 month(s) later
1 more cores, run more applications at once: 2 vs 1
Around 43% higher clock speed: 2 GHz vs 1.4 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 130 nm
2.4x lower typical power consumption: 35 Watt vs 85 Watt

Launch date	10 September 2009 vs June 2003
Number of cores	2 vs 1
Maximum frequency	2 GHz vs 1.4 GHz
Manufacturing process technology	45 nm vs 130 nm
Thermal Design Power (TDP)	35 Watt vs 85 Watt

Compare benchmarks

CPU 1: AMD Athlon II M300
CPU 2: AMD Opteron 840

Name	AMD Athlon II M300	AMD Opteron 840
PassMark - Single thread mark	776
PassMark - CPU mark	670
Geekbench 4 - Single Core	236
Geekbench 4 - Multi-Core	447

Compare specifications (specs)

	AMD Athlon II M300	AMD Opteron 840
Essentials
Architecture codename	Caspian	SledgeHammer
Launch date	10 September 2009	June 2003
Place in performance rating	2958	not rated
Series	AMD Athlon II
Vertical segment	Laptop	Server
Performance
64 bit support
Front-side bus (FSB)	3200 MHz
L1 cache	128 KB	128 KB
L2 cache	1024 KB	1024 KB
Manufacturing process technology	45 nm	130 nm
Maximum frequency	2 GHz	1.4 GHz
Number of cores	2	1
Number of threads	2
Die size		193 mm
Transistor count		106 million
Compatibility
Sockets supported	Socket S1 (S1g3)	940
Thermal Design Power (TDP)	35 Watt	85 Watt
Max number of CPUs in a configuration		1
Advanced Technologies
PowerNow