Athlon XP 1900+ vs Xeon L5518
Primary details
Comparing Xeon L5518 and Athlon XP 1900+ processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 3350 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Desktop processor |
| Power efficiency | no data | 0.18 |
| Architecture codename | Gainestown (2009−2010) | Thoroughbred (2001−2002) |
| Release date | 30 March 2009 (15 years ago) | November 2001 (23 years ago) |
Detailed specifications
Xeon L5518 and Athlon XP 1900+ basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 4 (Quad-Core) | 1 (Single-Core) |
| Threads | 8 | 1 |
| Base clock speed | 2.133 GHz | no data |
| Boost clock speed | 2.4 GHz | 1.6 GHz |
| L1 cache | 64 KB (per core) | 128 KB |
| L2 cache | 256 KB (per core) | 256 KB |
| L3 cache | 8 MB (shared) | 0 KB |
| Chip lithography | 45 nm | 180 nm |
| Die size | 263 mm2 | 150 mm2 |
| Number of transistors | 731 million | 37 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Xeon L5518 and Athlon XP 1900+ compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 2 | 1 |
| Socket | 1366 | A |
| Power consumption (TDP) | 60 Watt | 68 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon L5518 and Athlon XP 1900+. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | no data |
Security technologies
Xeon L5518 and Athlon XP 1900+ technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon L5518 and Athlon XP 1900+ are enumerated here.
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon L5518 and Athlon XP 1900+. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | no data |
Peripherals
Specifications and connection of peripherals supported by Xeon L5518 and Athlon XP 1900+.
| PCIe version | 2.0 | no data |
Pros & cons summary
| Physical cores | 4 | 1 |
| Threads | 8 | 1 |
| Chip lithography | 45 nm | 180 nm |
| Power consumption (TDP) | 60 Watt | 68 Watt |
Xeon L5518 has 300% more physical cores and 700% more threads, a 300% more advanced lithography process, and 13.3% lower power consumption.
We couldn't decide between Xeon L5518 and Athlon XP 1900+. We've got no test results to judge.
Be aware that Xeon L5518 is a server/workstation processor while Athlon XP 1900+ is a desktop one.
Should you still have questions on choice between Xeon L5518 and Athlon XP 1900+, ask them in Comments section, and we shall answer.
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