Core i9-11900K vs Xeon E5-2680
Aggregate performance score
i9-11900K outperforms Xeon E5-2680 by a whopping 169% based on our aggregate benchmark results.
Primary details
Comparing Xeon E5-2680 and Core i9-11900K processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 1039 | 385 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 2.31 | 49.19 |
| Market segment | Workstation | Desktop processor |
| Series | Xeon (Desktop) | no data |
| Architecture codename | Sandy Bridge-EP (2012) | Rocket Lake (2021) |
| Release date | 6 March 2012 (12 years ago) | 30 April 2021 (3 years ago) |
| Launch price (MSRP) | $1,723 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
i9-11900K has 2029% better value for money than Xeon E5-2680.
Detailed specifications
Xeon E5-2680 and Core i9-11900K 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) | 8 (Octa-Core) |
| Threads | 16 | 16 |
| Base clock speed | 2.7 GHz | 3.5 GHz |
| Boost clock speed | 3.5 GHz | 5.3 GHz |
| L1 cache | 512 KB | 640 KB |
| L2 cache | 2 MB | 4 MB |
| L3 cache | 20 MB | 16 MB |
| Chip lithography | 32 nm | 14 nm |
| Die size | 435 mm2 | no data |
| Maximum core temperature | 85 °C | 100 °C |
| Maximum case temperature (TCase) | no data | 72 °C |
| Number of transistors | 2270 Million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | No | Yes |
Compatibility
Information on Xeon E5-2680 and Core i9-11900K 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 | LGA2011 | LGA1200 |
| Power consumption (TDP) | 130 Watt | 125 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E5-2680 and Core i9-11900K. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Hyper-Threading Technology | + | no data |
| TSX | no data | + |
Security technologies
Xeon E5-2680 and Core i9-11900K technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E5-2680 and Core i9-11900K are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E5-2680 and Core i9-11900K. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4 |
| Maximum memory bandwidth | 51.2 GB/s | 50 GB/s |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel UHD Graphics Xe 750 32EUs (Rocket Lake) |
Peripherals
Specifications and connection of peripherals supported by Xeon E5-2680 and Core i9-11900K.
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | 40 | 20 |
Synthetic benchmark performance
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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Core i9-11900K outperforms Xeon E5-2680 by 169% based on our aggregate benchmark results.
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.
Benchmark coverage: 68%
Core i9-11900K outperforms Xeon E5-2680 by 169% in Passmark.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
Benchmark coverage: 41%
Core i9-11900K outperforms Xeon E5-2680 by 338% in GeekBench 5 Single-Core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Benchmark coverage: 41%
Core i9-11900K outperforms Xeon E5-2680 by 227% in GeekBench 5 Multi-Core.
Cinebench 10 32-bit single-core
Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.
Benchmark coverage: 19%
Core i9-11900K outperforms Xeon E5-2680 by 156% in Cinebench 10 32-bit single-core.
Cinebench 10 32-bit multi-core
Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.
Benchmark coverage: 19%
Core i9-11900K outperforms Xeon E5-2680 by 131% in Cinebench 10 32-bit multi-core.
wPrime 32
wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.
Benchmark coverage: 18%
Xeon E5-2680 outperforms Core i9-11900K by 22% in wPrime 32.
Cinebench 11.5 64-bit multi-core
Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.
Benchmark coverage: 17%
Core i9-11900K outperforms Xeon E5-2680 by 124% in Cinebench 11.5 64-bit multi-core.
Cinebench 11.5 64-bit single-core
Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.
Benchmark coverage: 14%
Core i9-11900K outperforms Xeon E5-2680 by 146% in Cinebench 11.5 64-bit single-core.
TrueCrypt AES
TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.
Benchmark coverage: 13%
Core i9-11900K outperforms Xeon E5-2680 by 3724% in TrueCrypt AES.
Pros & cons summary
| Performance score | 6.08 | 16.34 |
| Recency | 6 March 2012 | 30 April 2021 |
| Chip lithography | 32 nm | 14 nm |
| Power consumption (TDP) | 130 Watt | 125 Watt |
i9-11900K has a 168.8% higher aggregate performance score, an age advantage of 9 years, a 128.6% more advanced lithography process, and 4% lower power consumption.
The Core i9-11900K is our recommended choice as it beats the Xeon E5-2680 in performance tests.
Be aware that Xeon E5-2680 is a server/workstation processor while Core i9-11900K is a desktop one.
Should you still have questions on choice between Xeon E5-2680 and Core i9-11900K, ask them in Comments section, and we shall answer.
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