Intel Pentium III 1133 vs AMD Athlon 1400

Comparative analysis of Intel Pentium III 1133 and AMD Athlon 1400 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Advanced Technologies, Virtualization, Memory. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Pentium III 1133

AMD Athlon 1400

Differences

Reasons to consider the Intel Pentium III 1133

CPU is newer: launch date 1 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 130 nm vs 180 nm
2.5x lower typical power consumption: 29.1 Watt vs 72 Watt
Around 7% better performance in PassMark - CPU mark: 284 vs 266

Specifications (specs)
Launch date	July 2001 vs June 2001
Manufacturing process technology	130 nm vs 180 nm
Thermal Design Power (TDP)	29.1 Watt vs 72 Watt
Benchmarks
PassMark - CPU mark	284 vs 266

Reasons to consider the AMD Athlon 1400

Around 24% higher clock speed: 1.4 GHz vs 1.13 GHz
16x more L1 cache, more data can be stored in the L1 cache for quick access later

Maximum frequency	1.4 GHz vs 1.13 GHz
L1 cache	128 KB vs 8 KB

Compare benchmarks

CPU 1: Intel Pentium III 1133
CPU 2: AMD Athlon 1400

PassMark - CPU mark

CPU 1

CPU 2

284

266

Name	Intel Pentium III 1133	AMD Athlon 1400
PassMark - Single thread mark	0	0
PassMark - CPU mark	284	266

Compare specifications (specs)

	Intel Pentium III 1133	AMD Athlon 1400
Essentials
Architecture codename	Tualatin	Thunderbird C
Launch date	July 2001	June 2001
Place in performance rating	3363	3366
Series	Legacy Intel® Pentium® Processor
Status	Discontinued
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	1.13 GHz
Bus Speed	133 MHz FSB
Die size	80 mm2	120 mm
L1 cache	8 KB	128 KB
L2 cache	256 KB	256 KB
Manufacturing process technology	130 nm	180 nm
Maximum case temperature (TCase)	69 °C
Maximum core temperature	69°C
Maximum frequency	1.13 GHz	1.4 GHz
Number of cores	1	1
Transistor count	44 million	37 million
VID voltage range	1.5V
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Sockets supported	PPGA370	A
Thermal Design Power (TDP)	29.1 Watt	72 Watt
Advanced Technologies
Intel® Turbo Boost technology
Virtualization
Intel® Virtualization Technology (VT-x)
Memory
Supported memory types		DDR1