Intel Core Solo ULV U1400 vs AMD Opteron X2 285

Comparative analysis of Intel Core Solo ULV U1400 and AMD Opteron X2 285 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Advanced Technologies, Virtualization.

Intel Core Solo ULV U1400

AMD Opteron X2 285

Differences

Reasons to consider the Intel Core Solo ULV U1400

CPU is newer: launch date 1 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 65 nm vs 90 nm
2x more L2 cache, more data can be stored in the L2 cache for quick access later
15.8x lower typical power consumption: 6 Watt vs 95 Watt

Launch date	April 2006 vs March 2006
Manufacturing process technology	65 nm vs 90 nm
L2 cache	2048 KB vs 1024 KB
Thermal Design Power (TDP)	6 Watt vs 95 Watt

Reasons to consider the AMD Opteron X2 285

1 more cores, run more applications at once: 2 vs 1
Around 117% higher clock speed: 2.6 GHz vs 1.2 GHz
2x more L1 cache, more data can be stored in the L1 cache for quick access later

Number of cores	2 vs 1
Maximum frequency	2.6 GHz vs 1.2 GHz
L1 cache	128 KB vs 64 KB
Max number of CPUs in a configuration	2 vs 1

Compare specifications (specs)

	Intel Core Solo ULV U1400	AMD Opteron X2 285
Essentials
Architecture codename	Yonah	Italy
Launch date	April 2006	March 2006
Place in performance rating	not rated	not rated
Processor Number	U1400
Series	Legacy Intel® Core™ Processors
Status	Discontinued
Vertical segment	Mobile	Server
Performance
Base frequency	1.20 GHz
Bus Speed	533 MHz FSB
Die size	90 mm2
L1 cache	64 KB	128 KB
L2 cache	2048 KB	1024 KB
Manufacturing process technology	65 nm	90 nm
Maximum core temperature	100°C
Maximum frequency	1.2 GHz	2.6 GHz
Number of cores	1	2
Transistor count	151 million	233 million
VID voltage range	0.85V - 1.1V
64 bit support
Memory
Supported memory types	DDR1
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	2
Package Size	35mm x 35mm
Scenario Design Power (SDP)	0 W
Sockets supported	PBGA479	940
Thermal Design Power (TDP)	6 Watt	95 Watt
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
Physical Address Extensions (PAE)	32-bit
Virtualization
Intel® Virtualization Technology (VT-x)