Celeron 5305U vs Xeon E5-2665
Primary details
Comparing Xeon E5-2665 and Celeron 5305U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1184 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 7.56 | no data |
| Market segment | Server | Laptop |
| Power efficiency | 4.30 | no data |
| Architecture codename | Sandy Bridge-EP (2012) | no data |
| Release date | 6 March 2012 (12 years ago) | 1 April 2020 (4 years ago) |
| Launch price (MSRP) | $142 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon E5-2665 and Celeron 5305U 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 | 8 (Octa-Core) | no data |
| Threads | 16 | 2 |
| Base clock speed | 2.4 GHz | 2.3 GHz |
| Boost clock speed | 3.1 GHz | no data |
| Bus rate | 8 GT/s | 4 GT/s |
| L1 cache | 64 KB (per core) | no data |
| L2 cache | 256 KB (per core) | no data |
| L3 cache | 20480 KB (shared) | 2 MB |
| Chip lithography | 32 nm | 14 nm |
| Die size | 435 mm2 | no data |
| Maximum core temperature | 82 °C | 100 °C |
| Number of transistors | 2,270 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Xeon E5-2665 and Celeron 5305U 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 | FCLGA2011 | FCBGA1528 |
| Power consumption (TDP) | 115 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E5-2665 and Celeron 5305U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AVX | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | + | + |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | 2.0 | - |
| Hyper-Threading Technology | + | - |
| Idle States | + | + |
| Thermal Monitoring | + | + |
| Flex Memory Access | - | + |
| Demand Based Switching | + | no data |
Security technologies
Xeon E5-2665 and Celeron 5305U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | - |
| EDB | + | + |
| Secure Key | no data | + |
| Identity Protection | - | + |
| SGX | no data | Yes with Intel® ME |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E5-2665 and Celeron 5305U are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E5-2665 and Celeron 5305U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4-2400, LPDDR3-2133 |
| Maximum memory size | 384 GB | 64 GB |
| Max memory channels | 4 | 2 |
| Maximum memory bandwidth | 51.2 GB/s | 37.5 GB/s |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel® UHD Graphics for 10th Gen Intel® Processors |
| Max video memory | no data | 32 GB |
| Quick Sync Video | - | + |
| Clear Video | no data | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 900 MHz |
Graphics interfaces
Available interfaces and connections of Xeon E5-2665 and Celeron 5305U integrated GPUs.
| Number of displays supported | no data | 3 |
| eDP | no data | + |
| DisplayPort | - | + |
| HDMI | - | + |
| DVI | no data | + |
Graphics image quality
Maximum display resolutions supported by Xeon E5-2665 and Celeron 5305U integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | no data | + |
| Max resolution over HDMI 1.4 | no data | 4096x2304@24Hz |
| Max resolution over eDP | no data | 4096x2304@60Hz |
| Max resolution over DisplayPort | no data | 4096x2304@60Hz |
Graphics API support
APIs supported by Xeon E5-2665 and Celeron 5305U integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12 |
| OpenGL | no data | 4.5 |
Peripherals
Specifications and connection of peripherals supported by Xeon E5-2665 and Celeron 5305U.
| PCIe version | 3.0 | 2.0 |
| PCI Express lanes | 40 | 16 |
Pros & cons summary
| Recency | 6 March 2012 | 1 April 2020 |
| Threads | 16 | 2 |
| Chip lithography | 32 nm | 14 nm |
| Power consumption (TDP) | 115 Watt | 15 Watt |
Xeon E5-2665 has 700% more threads.
Celeron 5305U, on the other hand, has an age advantage of 8 years, a 128.6% more advanced lithography process, and 666.7% lower power consumption.
We couldn't decide between Xeon E5-2665 and Celeron 5305U. We've got no test results to judge.
Be aware that Xeon E5-2665 is a server/workstation processor while Celeron 5305U is a notebook one.
Should you still have questions on choice between Xeon E5-2665 and Celeron 5305U, 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.
