AMD Opteron 850 vs Intel Pentium M 745

Comparative analysis of AMD Opteron 850 and Intel Pentium M 745 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Security & Reliability, Advanced Technologies, Virtualization.

AMD Opteron 850

Intel Pentium M 745

Differences

Reasons to consider the AMD Opteron 850

Around 33% higher clock speed: 2.4 GHz vs 1.8 GHz
4x more L1 cache, more data can be stored in the L1 cache for quick access later

Maximum frequency	2.4 GHz vs 1.8 GHz
L1 cache	128 KB vs 32 KB

Reasons to consider the Intel Pentium M 745

A newer manufacturing process allows for a more powerful, yet cooler running processor: 90 nm vs 130 nm
2x more L2 cache, more data can be stored in the L2 cache for quick access later
11.1x lower typical power consumption: 7.5 Watt vs 89 Watt

Manufacturing process technology	90 nm vs 130 nm
L2 cache	2048 KB vs 1024 KB
Thermal Design Power (TDP)	7.5 Watt vs 89 Watt

Compare specifications (specs)

	AMD Opteron 850	Intel Pentium M 745
Essentials
Architecture codename	SledgeHammer	Dothan
Launch date	May 2004	May 2004
Place in performance rating	not rated	not rated
Vertical segment	Server	Mobile
Processor Number		745
Series		Legacy Intel® Pentium® Processor
Status		Discontinued
Performance
64 bit support
Die size	193 mm	87 mm2
L1 cache	128 KB	32 KB
L2 cache	1024 KB	2048 KB
Manufacturing process technology	130 nm	90 nm
Maximum frequency	2.4 GHz	1.8 GHz
Number of cores	1	1
Transistor count	106 million	144 million
Base frequency		1.80 GHz
Bus Speed		400 MHz FSB
Front-side bus (FSB)		400 MHz
Maximum core temperature		100°C
Number of threads		1
VID voltage range		1.276V-1.34V
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	940	PPGA478, H-PBGA479
Thermal Design Power (TDP)	89 Watt	7.5 Watt
Low Halogen Options Available
Package Size		35mm x 35mm
Scenario Design Power (SDP)		0 W
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
FSB parity
Idle States
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Virtualization
Intel® Virtualization Technology (VT-x)