Intel Xeon L7455: specs and benchmarks
Aggregate performance score
Xeon L7455 provides poor benchmark performance at 1.46% of a leader's which is a 96-core Ryzen Threadripper PRO 9995WX.
Contents
Summary
Intel started Xeon L7455 sales 15 September 2008 at a recommended price of $2,729. This is a Dunnington architecture desktop processor primarily aimed at office systems. It has 6 cores and 6 threads, and is based on 45 nm manufacturing technology, with a maximum frequency of 133 MHz and a locked multiplier.
Compatibility-wise, this is PGA604 processor with a TDP of 65 Watt and a maximum temperature of 73 °C. It supports DDR2, DDR3 Depends on motherboard memory.
Primary details
Xeon L7455 processor market type (desktop or notebook), architecture, sales start time and pricing.
| Place in the ranking | 2517 | |
| Place by popularity | not in top-100 | |
| Cost-effectiveness evaluation | 0.01 | |
| Market segment | Server | |
| Power efficiency | 0.92 | of 100.00 (Apple M4 (8 cores)) |
| Designer | Intel | |
| Manufacturer | Intel | |
| Architecture codename | Dunnington (2008) | |
| Release date | 15 September 2008 (17 years ago) | |
| Launch price (MSRP) | $2,729 | of 19,000 (Xeon 6788P) |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Currently popular graphics cards are shown for comparison.
Detailed specifications
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
| Physical cores | 6 (Hexa-Core) | |
| Threads | 6 | |
| Base clock speed | 2.13 GHz | of 4.7 GHz (FX-9590) |
| Boost clock speed | 0.13 GHz | of 6.2 GHz (Core i9-14900KS) |
| L1 cache | 64 KB (per core) | of 96 KB (Xeon 6990E+) |
| L2 cache | 3 MB (per module) | of 2 MB (Xeon 6980P) |
| L3 cache | 12 MB (shared) | of 1152 MB (EPYC 9684X) |
| Chip lithography | 45 nm | of 1.8 nm (Core Ultra 5 332) |
| Die size | 503 mm2 | |
| Maximum case temperature (TCase) | 73 °C | of 105 °C (Core i7-5950HQ) |
| Number of transistors | 1,900 million | of 135,240 million (EPYC 9684X) |
| 64 bit support | + | |
| Windows 11 compatibility | - | |
| VID voltage range | 0.9V-1.45V |
Compatibility
Information on Xeon L7455 compatibility with other computer components and devices: 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 | 4 | of 8 (Opteron 842) |
| Socket | PGA604 | |
| Power consumption (TDP) | 65 Watt | of 500 Watt (Xeon 6960P) |
Technologies and extensions
Technological capabilities and additional instructions supported by Xeon L7455. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | - | |
| Turbo Boost Technology | - | |
| Hyper-Threading Technology | - | |
| Idle States | - | |
| Demand Based Switching | + | |
| FSB parity | + |
Security technologies
Processor technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | |
| EDB | + |
Virtualization technologies
Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.
| VT-x | + |
Memory specs
Types, maximum amount and channel number of RAM supported by Xeon L7455's memory controller. Depending on the motherboard, higher memory frequency may be supported.
| Supported memory types | DDR2, DDR3 Depends on motherboard |
Graphics specifications
General parameters of a GPU integrated into Xeon L7455.
| Integrated graphics card | On certain motherboards (Chipset feature) |
Benchmark performance
Single-core and multi-core benchmark results of Xeon L7455. Overall benchmark performance 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.
Send your test results of Xeon L7455.
AMD equivalent
According to our data, the closest AMD alternative to Xeon L7455 is Opteron 3350 HE, which is faster by 8% and higher by 66 positions in our ranking.
Here are some closest AMD rivals to Xeon L7455:
Similar processors
Here is our recommendation of several processors that are more or less close in performance to the one reviewed.
Recommended GPUs
People consider these graphics cards to be good for Xeon L7455, according to our PC configuration statistics.
These are the fastest graphics cards for Xeon L7455 in our user configuration statistics. There is a total of 1 configurations using Xeon L7455 in our database.
