AMD Phenom X4 9750B vs AMD Athlon 64 X2 4400+ EE

Comparative analysis of AMD Phenom X4 9750B and AMD Athlon 64 X2 4400+ EE processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD Phenom X4 9750B

AMD Athlon 64 X2 4400+ EE

Differences

Reasons to consider the AMD Phenom X4 9750B

CPU is newer: launch date 2 year(s) 3 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: 65 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: 913 vs 763
2.3x better performance in PassMark - CPU mark: 1520 vs 671

Specifications (specs)
Launch date	August 2008 vs May 2006
Number of cores	4 vs 2
Maximum frequency	2.4 GHz vs 2.2 GHz
Manufacturing process technology	65 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	913 vs 763
PassMark - CPU mark	1520 vs 671

Reasons to consider the AMD Athlon 64 X2 4400+ EE

Around 46% lower typical power consumption: 65 Watt vs 95 Watt

Thermal Design Power (TDP)	65 Watt vs 95 Watt

Compare benchmarks

CPU 1: AMD Phenom X4 9750B
CPU 2: AMD Athlon 64 X2 4400+ EE

PassMark - Single thread mark

CPU 1

CPU 2

913

763

PassMark - CPU mark

CPU 1

CPU 2

1520

671

Name	AMD Phenom X4 9750B	AMD Athlon 64 X2 4400+ EE
PassMark - Single thread mark	913	763
PassMark - CPU mark	1520	671
Geekbench 4 - Single Core		1044
Geekbench 4 - Multi-Core		1731

Compare specifications (specs)

	AMD Phenom X4 9750B	AMD Athlon 64 X2 4400+ EE
Essentials
Architecture codename	Agena	Windsor
Launch date	August 2008	May 2006
Place in performance rating	2384	2358
Vertical segment	Desktop	Desktop
Performance
64 bit support
Die size	285 mm	220 mm
L1 cache	128 KB (per core)	256 KB
L2 cache	512 KB (per core)	1024 KB
L3 cache	2048 KB (shared)
Manufacturing process technology	65 nm	90 nm
Maximum frequency	2.4 GHz	2.2 GHz
Number of cores	4	2
Transistor count	450 million	154 million
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM2+	AM2
Thermal Design Power (TDP)	95 Watt	65 Watt
Virtualization
AMD Virtualization (AMD-V™)