AMD FX-4170 vs AMD Phenom II X4 820

Comparative analysis of AMD FX-4170 and AMD Phenom II X4 820 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization. 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).

AMD FX-4170

AMD Phenom II X4 820

Differences

Reasons to consider the AMD FX-4170

CPU is newer: launch date 2 year(s) 5 month(s) later
Around 54% higher clock speed: 4.3 GHz vs 2.8 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
2x more L2 cache, more data can be stored in the L2 cache for quick access later
2x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 31% better performance in PassMark - Single thread mark: 1464 vs 1121
Around 46% better performance in PassMark - CPU mark: 3034 vs 2081
Around 45% better performance in Geekbench 4 - Single Core: 529 vs 364
Around 34% better performance in Geekbench 4 - Multi-Core: 1474 vs 1098

Specifications (specs)
Launch date	February 2012 vs September 2009
Maximum frequency	4.3 GHz vs 2.8 GHz
Manufacturing process technology	32 nm vs 45 nm
L2 cache	4 MB vs 512 KB (per core)
L3 cache	8 MB vs 4096 KB (shared)
Benchmarks
PassMark - Single thread mark	1464 vs 1121
PassMark - CPU mark	3034 vs 2081
Geekbench 4 - Single Core	529 vs 364
Geekbench 4 - Multi-Core	1474 vs 1098

Reasons to consider the AMD Phenom II X4 820

2.7x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 32% lower typical power consumption: 95 Watt vs 125 Watt

L1 cache	128 KB (per core) vs 192 KB
Thermal Design Power (TDP)	95 Watt vs 125 Watt

Compare benchmarks

CPU 1: AMD FX-4170
CPU 2: AMD Phenom II X4 820

PassMark - Single thread mark

CPU 1

CPU 2

1464

1121

PassMark - CPU mark

CPU 1

CPU 2

3034

2081

Geekbench 4 - Single Core

CPU 1

CPU 2

529

364

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1474

1098

Name	AMD FX-4170	AMD Phenom II X4 820
PassMark - Single thread mark	1464	1121
PassMark - CPU mark	3034	2081
Geekbench 4 - Single Core	529	364
Geekbench 4 - Multi-Core	1474	1098
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	4.845
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	11.612
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.247

Compare specifications (specs)

	AMD FX-4170	AMD Phenom II X4 820
Essentials
Architecture codename	Zambezi	Deneb
Family	AMD FX-Series Processors
Launch date	February 2012	September 2009
OPN PIB	FD4170FRGUSBOX
OPN Tray	FD4170FRW4KGU
Place in performance rating	2581	2565
Price now	$99.99	$74.95
Series	AMD FX 4-Core Black Edition Processors
Value for money (0-100)	14.30	13.36
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$90
Performance
64 bit support
Base frequency	4.2 GHz
Die size	315 mm	258 mm
L1 cache	192 KB	128 KB (per core)
L2 cache	4 MB	512 KB (per core)
L3 cache	8 MB	4096 KB (shared)
Manufacturing process technology	32 nm	45 nm
Maximum core temperature	61.10°C
Maximum frequency	4.3 GHz	2.8 GHz
Number of cores	4	4
Number of threads	4
P0 Vcore voltage	Min: 1.1875 V - Max: 1.4125 V
Transistor count	1200 million	758 million
Unlocked
Memory
Supported memory types	Not Listed	DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM3+	AM3
Thermal Design Power (TDP)	125 Watt	95 Watt
Peripherals
PCI Express revision	n / a
Advanced Technologies
Fused Multiply-Add (FMA)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Virtualization
AMD Virtualization (AMD-V™)