AMD Phenom II X4 900e vs AMD Athlon 64 X2 4400+ EE

Comparative analysis of AMD Phenom II X4 900e and AMD Athlon 64 X2 4400+ EE processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD Phenom II X4 900e

AMD Athlon 64 X2 4400+ EE

Differences

Reasons to consider the AMD Phenom II X4 900e

CPU is newer: launch date 3 year(s) 1 month(s) later
2 more cores, run more applications at once: 4 vs 2
Around 9% higher clock speed: 2.4 GHz vs 2.2 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 90 nm
2x more L1 cache, more data can be stored in the L1 cache for quick access later
2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 20% better performance in PassMark - Single thread mark: 917 vs 764
2.2x better performance in PassMark - CPU mark: 1505 vs 675

Specifications (specs)
Launch date	June 2009 vs May 2006
Number of cores	4 vs 2
Maximum frequency	2.4 GHz vs 2.2 GHz
Manufacturing process technology	45 nm vs 90 nm
L1 cache	128 KB (per core) vs 256 KB
L2 cache	512 KB (per core) vs 1024 KB
Benchmarks
PassMark - Single thread mark	917 vs 764
PassMark - CPU mark	1505 vs 675

Compare benchmarks

CPU 1: AMD Phenom II X4 900e
CPU 2: AMD Athlon 64 X2 4400+ EE

PassMark - Single thread mark

CPU 1

CPU 2

917

764

PassMark - CPU mark

CPU 1

CPU 2

1505

675

Name	AMD Phenom II X4 900e	AMD Athlon 64 X2 4400+ EE
PassMark - Single thread mark	917	764
PassMark - CPU mark	1505	675
Geekbench 4 - Single Core		1044
Geekbench 4 - Multi-Core		1731

Compare specifications (specs)

	AMD Phenom II X4 900e	AMD Athlon 64 X2 4400+ EE
Essentials
Architecture codename	Deneb	Windsor
Launch date	June 2009	May 2006
Place in performance rating	2380	2352
Vertical segment	Desktop	Desktop
Performance
64 bit support
Die size	258 mm	220 mm
L1 cache	128 KB (per core)	256 KB
L2 cache	512 KB (per core)	1024 KB
L3 cache	6144 KB (shared)
Manufacturing process technology	45 nm	90 nm
Maximum frequency	2.4 GHz	2.2 GHz
Number of cores	4	2
Transistor count	758 million	154 million
Memory
Supported memory types	DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM3	AM2
Thermal Design Power (TDP)	65 Watt	65 Watt