Intel Celeron 420 vs AMD Athlon XP 2800+

Comparative analysis of Intel Celeron 420 and AMD Athlon XP 2800+ processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Celeron 420

AMD Athlon XP 2800+

Differences

Reasons to consider the Intel Celeron 420

CPU is newer: launch date 6 year(s) 5 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 65 nm vs 130 nm
Around 94% lower typical power consumption: 35 Watt vs 68 Watt
Around 15% better performance in PassMark - Single thread mark: 471 vs 408

Specifications (specs)
Launch date	June 2007 vs January 2001
Manufacturing process technology	65 nm vs 130 nm
Thermal Design Power (TDP)	35 Watt vs 68 Watt
Benchmarks
PassMark - Single thread mark	471 vs 408

Reasons to consider the AMD Athlon XP 2800+

Around 30% higher clock speed: 2.08 GHz vs 1.6 GHz
2x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 11% better performance in PassMark - CPU mark: 260 vs 235

Specifications (specs)
Maximum frequency	2.08 GHz vs 1.6 GHz
L1 cache	128 KB vs 64 KB
Benchmarks
PassMark - CPU mark	260 vs 235

Compare benchmarks

CPU 1: Intel Celeron 420
CPU 2: AMD Athlon XP 2800+

PassMark - Single thread mark

CPU 1

CPU 2

471

408

PassMark - CPU mark

CPU 1

CPU 2

235

260

Name	Intel Celeron 420	AMD Athlon XP 2800+
PassMark - Single thread mark	471	408
PassMark - CPU mark	235	260
Geekbench 4 - Single Core	883
Geekbench 4 - Multi-Core	834

Compare specifications (specs)

	Intel Celeron 420	AMD Athlon XP 2800+
Essentials
Architecture codename	Conroe	Barton
Launch date	June 2007	January 2001
Launch price (MSRP)	$23
Place in performance rating	2742	3145
Price now	$39.99
Processor Number	420
Series	Legacy Intel® Celeron® Processor
Status	Discontinued
Value for money (0-100)	3.31
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	1.60 GHz
Bus Speed	800 MHz FSB
Die size	77 mm2	101 mm
L1 cache	64 KB	128 KB
L2 cache	512 KB	512 KB
Manufacturing process technology	65 nm	130 nm
Maximum case temperature (TCase)	60 °C
Maximum core temperature	60.4°C
Maximum frequency	1.6 GHz	2.08 GHz
Number of cores	1	1
Transistor count	105 million	63 million
VID voltage range	1.0000V-1.3375V
Memory
Supported memory types	DDR1, DDR2, DDR3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm
Sockets supported	LGA775	A
Thermal Design Power (TDP)	35 Watt	68 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® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)