AMD Athlon X4 850 vs AMD Athlon X2 7550

Comparative analysis of AMD Athlon X4 850 and AMD Athlon X2 7550 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD Athlon X4 850

AMD Athlon X2 7550

Differences

Reasons to consider the AMD Athlon X4 850

CPU is newer: launch date 6 year(s) 7 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
2 more cores, run more applications at once: 4 vs 2
Around 56% higher clock speed: 3.9 GHz vs 2.5 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 28 nm vs 65 nm
Around 46% lower typical power consumption: 65 Watt vs 95 Watt
Around 32% better performance in PassMark - Single thread mark: 1231 vs 934
3x better performance in PassMark - CPU mark: 2657 vs 900

Specifications (specs)
Launch date	Jul 2015 vs December 2008
Unlocked	Unlocked vs Locked
Number of cores	4 vs 2
Maximum frequency	3.9 GHz vs 2.5 GHz
Manufacturing process technology	28 nm vs 65 nm
Thermal Design Power (TDP)	65 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark	1231 vs 934
PassMark - CPU mark	2657 vs 900

Reasons to consider the AMD Athlon X2 7550

262144x more L2 cache, more data can be stored in the L2 cache for quick access later

L2 cache	512 KB (per core) vs 4MB

Compare benchmarks

CPU 1: AMD Athlon X4 850
CPU 2: AMD Athlon X2 7550

PassMark - Single thread mark

CPU 1

CPU 2

1231

934

PassMark - CPU mark

CPU 1

CPU 2

2657

900

Name	AMD Athlon X4 850	AMD Athlon X2 7550
PassMark - Single thread mark	1231	934
PassMark - CPU mark	2657	900
Geekbench 4 - Single Core		1446
Geekbench 4 - Multi-Core		2427

Compare specifications (specs)

	AMD Athlon X4 850	AMD Athlon X2 7550
Essentials
Architecture codename	Godaveri	Kuma
Launch date	Jul 2015	December 2008
Place in performance rating	1986	1996
Vertical segment		Desktop
Performance
Base frequency	3.2 GHz
Die size	245 mm²	285 mm
L1 cache	256K	128 KB (per core)
L2 cache	4MB	512 KB (per core)
Manufacturing process technology	28 nm	65 nm
Maximum core temperature	90°C
Maximum frequency	3.9 GHz	2.5 GHz
Number of cores	4	2
Number of threads	4
Transistor count	2,411 million	450 million
Unlocked
64 bit support
L3 cache		2048 KB (shared)
Memory
ECC memory support
Supported memory types	DDR3-2133 MHz, Dual-channel
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	FM2+	AM2+
Thermal Design Power (TDP)	65 Watt	95 Watt
Peripherals
PCIe configurations	Gen 3, 16 Lanes, (CPU only)
Virtualization
AMD Virtualization (AMD-V™)