Pentium 4 2.66 vs Athlon X2 QL-62
Primary details
Comparing Athlon X2 QL-62 and Pentium 4 2.66 processor market type (desktop or notebook), architecture, sales start time and price.
Place in performance ranking | not rated | not rated |
Place by popularity | not in top-100 | not in top-100 |
Market segment | Laptop | Desktop processor |
Series | 2x AMD Athlon | no data |
Architecture codename | Lion (2008−2009) | Northwood (2002−2004) |
Release date | 3 June 2008 (16 years ago) | August 2002 (22 years ago) |
Detailed specifications
Athlon X2 QL-62 and Pentium 4 2.66 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 | 2 (Dual-core) | 1 (Single-Core) |
Threads | 2 | 1 |
Boost clock speed | 2 GHz | 2.66 GHz |
Bus rate | 3600 MHz | no data |
L1 cache | 256 KB | 8 KB |
L2 cache | 1 MB | 512 KB |
L3 cache | 0 KB | 0 KB |
Chip lithography | 65 nm | 130 nm |
Die size | no data | 146 mm2 |
Number of transistors | no data | 55 million |
64 bit support | + | - |
Windows 11 compatibility | - | - |
Compatibility
Information on Athlon X2 QL-62 and Pentium 4 2.66 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 | 1 | 1 |
Socket | S1g2 | 478 |
Power consumption (TDP) | 35 Watt | 110 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon X2 QL-62 and Pentium 4 2.66. You'll probably need this information if you require some particular technology.
Instruction set extensions | MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization | no data |
PowerNow | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Athlon X2 QL-62 and Pentium 4 2.66 are enumerated here.
AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon X2 QL-62 and Pentium 4 2.66. Depending on the motherboard, higher memory frequencies may be supported.
Supported memory types | no data | DDR1, DDR2 |
Pros & cons summary
Physical cores | 2 | 1 |
Threads | 2 | 1 |
Chip lithography | 65 nm | 130 nm |
Power consumption (TDP) | 35 Watt | 110 Watt |
Athlon X2 QL-62 has 100% more physical cores and 100% more threads, a 100% more advanced lithography process, and 214.3% lower power consumption.
We couldn't decide between Athlon X2 QL-62 and Pentium 4 2.66. We've got no test results to judge.
Be aware that Athlon X2 QL-62 is a notebook processor while Pentium 4 2.66 is a desktop one.
Should you still have questions on choice between Athlon X2 QL-62 and Pentium 4 2.66, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.