AMD Phenom II X4 920 vs Intel Pentium 4 HT 521

Comparative analysis of AMD Phenom II X4 920 and Intel Pentium 4 HT 521 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, 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), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

AMD Phenom II X4 920

Intel Pentium 4 HT 521

Differences

Reasons to consider the AMD Phenom II X4 920

CPU is newer: launch date 3 year(s) 7 month(s) later
3 more cores, run more applications at once: 4 vs 1
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 90 nm
32x 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
2.1x better performance in Geekbench 4 - Single Core: 1674 vs 801
5.2x better performance in Geekbench 4 - Multi-Core: 4682 vs 906

Specifications (specs)
Launch date	January 2009 vs June 2005
Number of cores	4 vs 1
Manufacturing process technology	45 nm vs 90 nm
L1 cache	128 KB (per core) vs 16 KB
L2 cache	512 KB (per core) vs 1024 KB
Benchmarks
Geekbench 4 - Single Core	1674 vs 801
Geekbench 4 - Multi-Core	4682 vs 906

Reasons to consider the Intel Pentium 4 HT 521

Around 49% lower typical power consumption: 84 Watt vs 125 Watt

Thermal Design Power (TDP)	84 Watt vs 125 Watt

Compare benchmarks

CPU 1: AMD Phenom II X4 920
CPU 2: Intel Pentium 4 HT 521

Geekbench 4 - Single Core

CPU 1

CPU 2

1674

801

Geekbench 4 - Multi-Core

CPU 1

CPU 2

4682

906

Name	AMD Phenom II X4 920	Intel Pentium 4 HT 521
PassMark - Single thread mark	1130
PassMark - CPU mark	2156
Geekbench 4 - Single Core	1674	801
Geekbench 4 - Multi-Core	4682	906
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	3.558
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	7.624
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.17
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.322
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	3.506

Compare specifications (specs)

	AMD Phenom II X4 920	Intel Pentium 4 HT 521
Essentials
Architecture codename	Deneb	Prescott
Launch date	January 2009	June 2005
Launch price (MSRP)	$90
Place in performance rating	2524	2526
Price now	$66.99
Value for money (0-100)	14.95
Vertical segment	Desktop	Desktop
Processor Number		521
Series		Legacy Intel® Pentium® Processor
Status		Discontinued
Performance
64 bit support
Die size	258 mm	112 mm2
L1 cache	128 KB (per core)	16 KB
L2 cache	512 KB (per core)	1024 KB
L3 cache	6144 KB (shared)
Manufacturing process technology	45 nm	90 nm
Maximum frequency	2.8 GHz	2.8 GHz
Number of cores	4	1
Transistor count	758 million	125 million
Base frequency		2.80 GHz
Bus Speed		800 MHz FSB
Maximum core temperature		67.7°C
VID voltage range		1.200V-1.425V
Memory
Supported memory types	DDR3	DDR1, DDR2, DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM3	PLGA775
Thermal Design Power (TDP)	125 Watt	84 Watt
Low Halogen Options Available
Package Size		37.5mm x 37.5mm
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Virtualization
Intel® Virtualization Technology (VT-x)