AMD Opteron 846 vs Intel Pentium 4 505

Comparative analysis of AMD Opteron 846 and Intel Pentium 4 505 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Memory, Security & Reliability, Advanced Technologies, Virtualization.

AMD Opteron 846

Intel Pentium 4 505

Differences

Reasons to consider the AMD Opteron 846

8x more L1 cache, more data can be stored in the L1 cache for quick access later

L1 cache	128 KB vs 16 KB
Max number of CPUs in a configuration	8 vs 1

Reasons to consider the Intel Pentium 4 505

Around 33% higher clock speed: 2.66 GHz vs 2 GHz
Around 1% lower typical power consumption: 84 Watt vs 85 Watt

Maximum frequency	2.66 GHz vs 2 GHz
Thermal Design Power (TDP)	84 Watt vs 85 Watt

Compare specifications (specs)

	AMD Opteron 846	Intel Pentium 4 505
Essentials
Architecture codename	Athens	Prescott
Launch date	December 2004	December 2004
Place in performance rating	not rated	not rated
Vertical segment	Server	Desktop
Processor Number		505
Series		Legacy Intel® Pentium® Processor
Status		Discontinued
Performance
64 bit support
Die size	193 mm	112 mm2
L1 cache	128 KB	16 KB
L2 cache	1024 KB	1024 KB
Manufacturing process technology	90 nm	90 nm
Maximum frequency	2 GHz	2.66 GHz
Number of cores	1	1
Transistor count	106 million	125 million
Base frequency		2.66 GHz
Bus Speed		533 MHz FSB
Maximum core temperature		67.7°C
VID voltage range		1.25V-1.388V
Compatibility
Max number of CPUs in a configuration	8	1
Sockets supported	940	PLGA775
Thermal Design Power (TDP)	85 Watt	84 Watt
Low Halogen Options Available
Memory
Supported memory types		DDR1, DDR2, DDR3
Security & Reliability
Execute Disable Bit (EDB)
Advanced Technologies
Intel 64
Intel® Turbo Boost technology
Virtualization
Intel® Virtualization Technology (VT-x)