AMD Phenom II X4 840 vs AMD Athlon 64 X2 4800+ EE

Comparative analysis of AMD Phenom II X4 840 and AMD Athlon 64 X2 4800+ 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, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

AMD Phenom II X4 840

AMD Athlon 64 X2 4800+ EE

Differences

Reasons to consider the AMD Phenom II X4 840

CPU is newer: launch date 4 year(s) 8 month(s) later
2 more cores, run more applications at once: 4 vs 2
Around 33% higher clock speed: 3.2 GHz vs 2.4 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 48% better performance in PassMark - Single thread mark: 1298 vs 876
3.6x better performance in PassMark - CPU mark: 2414 vs 679
4.9x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 2.92 vs 0.599

Specifications (specs)
Launch date	January 2011 vs May 2006
Number of cores	4 vs 2
Maximum frequency	3.2 GHz vs 2.4 GHz
Manufacturing process technology	45 nm vs 90 nm
L1 cache	512 KB vs 256 KB
L2 cache	2 MB vs 1024 KB
Benchmarks
PassMark - Single thread mark	1298 vs 876
PassMark - CPU mark	2414 vs 679
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.92 vs 0.599

Reasons to consider the AMD Athlon 64 X2 4800+ 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 II X4 840
CPU 2: AMD Athlon 64 X2 4800+ EE

PassMark - Single thread mark

CPU 1

CPU 2

1298

876

PassMark - CPU mark

CPU 1

CPU 2

2414

679

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

2.92

0.599

Name	AMD Phenom II X4 840	AMD Athlon 64 X2 4800+ EE
PassMark - Single thread mark	1298	876
PassMark - CPU mark	2414	679
Geekbench 4 - Single Core	391
Geekbench 4 - Multi-Core	1325
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.92	0.599
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	8.884
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.159
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	3.91

Compare specifications (specs)

	AMD Phenom II X4 840	AMD Athlon 64 X2 4800+ EE
Essentials
Architecture codename	Propus	Windsor
Family	AMD Phenom
Launch date	January 2011	May 2006
Launch price (MSRP)	$90
OPN PIB	HDX840WFGMBOX
OPN Tray	HDX840WFK42GM
Place in performance rating	2861	2836
Price now	$89.95
Series	AMD Phenom II X4
Value for money (0-100)	11.50
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.2 GHz
Die size	169 mm	220 mm
L1 cache	512 KB	256 KB
L2 cache	2 MB	1024 KB
Manufacturing process technology	45 nm	90 nm
Maximum core temperature	71°C
Maximum frequency	3.2 GHz	2.4 GHz
Number of cores	4	2
Number of threads	4
Transistor count	300 million	154 million
Unlocked
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	65 Watt