Core 2 Duo E7500 vs Xeon L7455
Aggregate performance score
Xeon L7455 outperforms Core 2 Duo E7500 by a whopping 115% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2432 | 3018 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Desktop processor |
| Power efficiency | 0.92 | 0.43 |
| Designer | Intel | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | no data | Wolfdale (2008−2010) |
| Release date | 1 July 2008 (17 years ago) | 10 January 2009 (17 years ago) |
Detailed specifications
Basic parameters of Xeon L7455 and Core 2 Duo E7500: 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 | no data | 2 (Dual-core) |
| Threads | no data | 2 |
| Base clock speed | 2.13 GHz | 2.93 GHz |
| Boost clock speed | no data | 0.93 GHz |
| Bus rate | no data | 1066 MHz |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | no data | 3 MB (shared) |
| L3 cache | 12 MB L2 Cache | 0 KB |
| Chip lithography | 45 nm | 45 nm |
| Die size | no data | 82 mm2 |
| Maximum core temperature | 73 °C | no data |
| Maximum case temperature (TCase) | no data | 74 °C |
| Number of transistors | no data | 228 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | 0.9V-1.45V | 0.85V-1.3625V |
Compatibility
Information on Xeon L7455 and Core 2 Duo E7500 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 | no data | 1 |
| Socket | PGA604 | LGA775 |
| Power consumption (TDP) | 65 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon L7455 and Core 2 Duo E7500. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | - | + |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | - | - |
| Idle States | - | + |
| Thermal Monitoring | - | + |
| Demand Based Switching | + | - |
| FSB parity | + | - |
Security technologies
Xeon L7455 and Core 2 Duo E7500 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | - |
| EDB | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon L7455 and Core 2 Duo E7500 are enumerated here.
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon L7455 and Core 2 Duo E7500. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR1, DDR2, DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | On certain motherboards (Chipset feature) |
Peripherals
Specifications and connection of peripherals supported by Xeon L7455 and Core 2 Duo E7500.
| PCIe version | no data | 2.0 |
Synthetic benchmarks
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 1.42 | 0.66 |
| Recency | 1 July 2008 | 10 January 2009 |
Xeon L7455 has a 115% higher aggregate performance score.
Core 2 Duo E7500, on the other hand, has an age advantage of 6 months.
The Intel Xeon L7455 is our recommended choice as it beats the Intel Core 2 Duo E7500 in performance tests.
Be aware that Xeon L7455 is a server/workstation processor while Core 2 Duo E7500 is a desktop one.
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