AMD Athlon XP 1800+ vs Intel Pentium III 1400

Comparative analysis of AMD Athlon XP 1800+ and Intel Pentium III 1400 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

AMD Athlon XP 1800+

Intel Pentium III 1400

Differences

Reasons to consider the AMD Athlon XP 1800+

CPU is newer: launch date 6 month(s) later
Around 9% higher clock speed: 1.53 GHz vs 1.4 GHz
16x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 11% better performance in PassMark - Single thread mark: 301 vs 272
Around 1% better performance in PassMark - CPU mark: 195 vs 193

Specifications (specs)
Launch date	June 2002 vs December 2001
Maximum frequency	1.53 GHz vs 1.4 GHz
L1 cache	128 KB vs 8 KB
Benchmarks
PassMark - Single thread mark	301 vs 272
PassMark - CPU mark	195 vs 193

Reasons to consider the Intel Pentium III 1400

Around 65% lower typical power consumption: 31.2 Watt vs 51 Watt

Thermal Design Power (TDP)	31.2 Watt vs 51 Watt

Compare benchmarks

CPU 1: AMD Athlon XP 1800+
CPU 2: Intel Pentium III 1400

PassMark - Single thread mark

CPU 1

CPU 2

301

272

PassMark - CPU mark

CPU 1

CPU 2

195

193

Name	AMD Athlon XP 1800+	Intel Pentium III 1400
PassMark - Single thread mark	301	272
PassMark - CPU mark	195	193

Compare specifications (specs)

	AMD Athlon XP 1800+	Intel Pentium III 1400
Essentials
Architecture codename	Thoroughbred	Tualatin
Launch date	June 2002	December 2001
Launch price (MSRP)	$59
Place in performance rating	3244	3256
Price now	$58.95
Value for money (0-100)	1.50
Vertical segment	Desktop	Desktop
Series		Legacy Intel® Pentium® Processor
Status		Discontinued
Performance
Die size	80 mm	80 mm2
L1 cache	128 KB	8 KB
L2 cache	256 KB	256 KB
Manufacturing process technology	130 nm	130 nm
Maximum frequency	1.53 GHz	1.4 GHz
Number of cores	1	1
Transistor count	37 million	44 million
64 bit support
Base frequency		1.40 GHz
Bus Speed		133 MHz FSB
Maximum case temperature (TCase)		69 °C
Maximum core temperature		69°C
VID voltage range		1.5V
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	A	PPGA370
Thermal Design Power (TDP)	51 Watt	31.2 Watt
Low Halogen Options Available
Advanced Technologies
Intel® Turbo Boost technology
Virtualization
Intel® Virtualization Technology (VT-x)