AMD Phenom II X6 1065T vs AMD Athlon 64 X2 6400+ BE

Comparative analysis of AMD Phenom II X6 1065T and AMD Athlon 64 X2 6400+ BE 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 X6 1065T

AMD Athlon 64 X2 6400+ BE

Differences

Reasons to consider the AMD Phenom II X6 1065T

CPU is newer: launch date 3 year(s) 3 month(s) later
4 more cores, run more applications at once: 6 vs 2
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 90 nm
3x more L1 cache, more data can be stored in the L1 cache for quick access later
3x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 19% better performance in PassMark - Single thread mark: 1362 vs 1141
3.4x better performance in PassMark - CPU mark: 3391 vs 998

Specifications (specs)
Launch date	December 2010 vs August 2007
Number of cores	6 vs 2
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	1362 vs 1141
PassMark - CPU mark	3391 vs 998

Reasons to consider the AMD Athlon 64 X2 6400+ BE

Around 10% higher clock speed: 3.2 GHz vs 2.9 GHz

Maximum frequency	3.2 GHz vs 2.9 GHz

Compare benchmarks

CPU 1: AMD Phenom II X6 1065T
CPU 2: AMD Athlon 64 X2 6400+ BE

PassMark - Single thread mark

CPU 1

CPU 2

1362

1141

PassMark - CPU mark

CPU 1

CPU 2

3391

998

Name	AMD Phenom II X6 1065T	AMD Athlon 64 X2 6400+ BE
PassMark - Single thread mark	1362	1141
PassMark - CPU mark	3391	998
Geekbench 4 - Single Core		1531
Geekbench 4 - Multi-Core		2453

Compare specifications (specs)

	AMD Phenom II X6 1065T	AMD Athlon 64 X2 6400+ BE
Essentials
Architecture codename	Thuban	Windsor
Launch date	December 2010	August 2007
Place in performance rating	1817	1845
Vertical segment	Desktop	Desktop
Performance
64 bit support
Die size	346 mm	230 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	2.9 GHz	3.2 GHz
Number of cores	6	2
Transistor count	904 million	227 million
Memory
Supported memory types	DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM3	AM2
Thermal Design Power (TDP)	125 Watt	125 Watt