AMD Athlon X4 850 vs AMD Phenom II X4 B97

Comparative analysis of AMD Athlon X4 850 and AMD Phenom II X4 B97 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD Athlon X4 850

AMD Phenom II X4 B97

Differences

Reasons to consider the AMD Athlon X4 850

CPU is newer: launch date 5 year(s) 2 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 22% higher clock speed: 3.9 GHz vs 3.2 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 28 nm vs 45 nm
Around 46% lower typical power consumption: 65 Watt vs 95 Watt
Around 5% better performance in PassMark - CPU mark: 2657 vs 2535

Specifications (specs)
Launch date	Jul 2015 vs May 2010
Unlocked	Unlocked vs Locked
Maximum frequency	3.9 GHz vs 3.2 GHz
Manufacturing process technology	28 nm vs 45 nm
Thermal Design Power (TDP)	65 Watt vs 95 Watt
Benchmarks
PassMark - CPU mark	2657 vs 2535

Reasons to consider the AMD Phenom II X4 B97

2x more L1 cache, more data can be stored in the L1 cache for quick access later
524288x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 7% better performance in PassMark - Single thread mark: 1321 vs 1231

Specifications (specs)
L1 cache	128 KB (per core) vs 256K
L2 cache	512 KB (per core) vs 4MB
Benchmarks
PassMark - Single thread mark	1321 vs 1231

Compare benchmarks

CPU 1: AMD Athlon X4 850
CPU 2: AMD Phenom II X4 B97

PassMark - Single thread mark

CPU 1

CPU 2

1231

1321

PassMark - CPU mark

CPU 1

CPU 2

2657

2535

Name	AMD Athlon X4 850	AMD Phenom II X4 B97
PassMark - Single thread mark	1231	1321
PassMark - CPU mark	2657	2535
Geekbench 4 - Single Core		430
Geekbench 4 - Multi-Core		1447

Compare specifications (specs)

	AMD Athlon X4 850	AMD Phenom II X4 B97
Essentials
Architecture codename	Godaveri	Deneb
Launch date	Jul 2015	May 2010
Place in performance rating	1986	2347
Family		AMD Phenom
Launch price (MSRP)		$100
OPN Tray		HDXB97WFK4DGM
Price now		$56.99
Series		AMD Business Class - AMD Phenom X4 Quad-Core
Value for money (0-100)		20.09
Vertical segment		Desktop
Performance
Base frequency	3.2 GHz	3.2 GHz
Die size	245 mm²	258 mm
L1 cache	256K	128 KB (per core)
L2 cache	4MB	512 KB (per core)
Manufacturing process technology	28 nm	45 nm
Maximum core temperature	90°C
Maximum frequency	3.9 GHz	3.2 GHz
Number of cores	4	4
Number of threads	4	4
Transistor count	2,411 million	758 million
Unlocked
64 bit support
L3 cache		6144 KB (shared)
Memory
ECC memory support
Supported memory types	DDR3-2133 MHz, Dual-channel	DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	FM2+	AM3
Thermal Design Power (TDP)	65 Watt	95 Watt
Peripherals
PCIe configurations	Gen 3, 16 Lanes, (CPU only)