AMD Athlon II X3 455 vs AMD Phenom X4 9750B

Comparative analysis of AMD Athlon II X3 455 and AMD Phenom X4 9750B 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 Athlon II X3 455

AMD Phenom X4 9750B

Differences

Reasons to consider the AMD Athlon II X3 455

CPU is newer: launch date 2 year(s) 3 month(s) later
Around 38% higher clock speed: 3.3 GHz vs 2.4 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
Around 46% better performance in PassMark - Single thread mark: 1332 vs 913
Around 24% better performance in PassMark - CPU mark: 1891 vs 1520

Specifications (specs)
Launch date	December 2010 vs August 2008
Maximum frequency	3.3 GHz vs 2.4 GHz
Manufacturing process technology	45 nm vs 65 nm
Benchmarks
PassMark - Single thread mark	1332 vs 913
PassMark - CPU mark	1891 vs 1520

Reasons to consider the AMD Phenom X4 9750B

1 more cores, run more applications at once: 4 vs 3
Around 33% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 33% more L2 cache; more data can be stored in the L2 cache for quick access later

Number of cores	4 vs 3
L1 cache	128 KB (per core) vs 128 KB (per core)
L2 cache	512 KB (per core) vs 512 KB (per core)

Compare benchmarks

CPU 1: AMD Athlon II X3 455
CPU 2: AMD Phenom X4 9750B

PassMark - Single thread mark

CPU 1

CPU 2

1332

913

PassMark - CPU mark

CPU 1

CPU 2

1891

1520

Name	AMD Athlon II X3 455	AMD Phenom X4 9750B
PassMark - Single thread mark	1332	913
PassMark - CPU mark	1891	1520
Geekbench 4 - Single Core	384
Geekbench 4 - Multi-Core	999

Compare specifications (specs)

	AMD Athlon II X3 455	AMD Phenom X4 9750B
Essentials
Architecture codename	Rana	Agena
Launch date	December 2010	August 2008
Launch price (MSRP)	$88
Place in performance rating	2410	2384
Price now	$38.99
Value for money (0-100)	20.92
Vertical segment	Desktop	Desktop
Performance
64 bit support
Die size	169 mm	285 mm
L1 cache	128 KB (per core)	128 KB (per core)
L2 cache	512 KB (per core)	512 KB (per core)
Manufacturing process technology	45 nm	65 nm
Maximum frequency	3.3 GHz	2.4 GHz
Number of cores	3	4
Transistor count	300 million	450 million
L3 cache		2048 KB (shared)
Memory
Supported memory types	DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM3	AM2+
Thermal Design Power (TDP)	95 Watt	95 Watt
Virtualization
AMD Virtualization (AMD-V™)