AMD Athlon XP 2500+ vs Intel Pentium III 1400

Comparative analysis of AMD Athlon XP 2500+ 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 2500+

Intel Pentium III 1400

Differences

Reasons to consider the AMD Athlon XP 2500+

CPU is newer: launch date 1 year(s) 2 month(s) later
Around 31% higher clock speed: 1.83 GHz vs 1.4 GHz
16x 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
Around 30% better performance in PassMark - Single thread mark: 353 vs 272
Around 20% better performance in PassMark - CPU mark: 231 vs 193

Specifications (specs)
Launch date	February 2003 vs December 2001
Maximum frequency	1.83 GHz vs 1.4 GHz
L1 cache	128 KB vs 8 KB
L2 cache	512 KB vs 256 KB
Benchmarks
PassMark - Single thread mark	353 vs 272
PassMark - CPU mark	231 vs 193

Reasons to consider the Intel Pentium III 1400

2.2x lower typical power consumption: 31.2 Watt vs 68 Watt

Thermal Design Power (TDP)	31.2 Watt vs 68 Watt

Compare benchmarks

CPU 1: AMD Athlon XP 2500+
CPU 2: Intel Pentium III 1400

PassMark - Single thread mark

CPU 1

CPU 2

353

272

PassMark - CPU mark

CPU 1

CPU 2

231

193

Name	AMD Athlon XP 2500+	Intel Pentium III 1400
PassMark - Single thread mark	353	272
PassMark - CPU mark	231	193

Compare specifications (specs)

	AMD Athlon XP 2500+	Intel Pentium III 1400
Essentials
Architecture codename	Barton	Tualatin
Launch date	February 2003	December 2001
Place in performance rating	3199	3256
Vertical segment	Desktop	Desktop
Series		Legacy Intel® Pentium® Processor
Status		Discontinued
Performance
Die size	101 mm	80 mm2
L1 cache	128 KB	8 KB
L2 cache	512 KB	256 KB
Manufacturing process technology	130 nm	130 nm
Maximum frequency	1.83 GHz	1.4 GHz
Number of cores	1	1
Transistor count	63 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)	68 Watt	31.2 Watt
Low Halogen Options Available
Advanced Technologies
Intel® Turbo Boost technology
Virtualization
Intel® Virtualization Technology (VT-x)