Xeon E3-1245 v6 vs i7-6950X
Aggregate performance score
Core i7-6950X outperforms Xeon E3-1245 v6 by an impressive 98% based on our aggregate benchmark results.
Primary details
Comparing Core i7-6950X and Xeon E3-1245 v6 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 708 | 1146 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.84 | 6.70 |
| Market segment | Desktop processor | Server |
| Series | Intel Core i7 (Desktop) | Intel Xeon E3 |
| Power efficiency | 7.40 | 7.16 |
| Architecture codename | Broadwell-E (2016) | Kaby Lake (2016−2019) |
| Release date | 31 May 2016 (8 years ago) | 28 March 2017 (7 years ago) |
| Launch price (MSRP) | $1,723 | $284 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Xeon E3-1245 v6 has 698% better value for money than i7-6950X.
Detailed specifications
Core i7-6950X and Xeon E3-1245 v6 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 | 10 (Deca-Core) | 4 (Quad-Core) |
| Threads | 20 | 8 |
| Base clock speed | 3 GHz | 3.7 GHz |
| Boost clock speed | 4 GHz | 4.1 GHz |
| Bus type | no data | DMI 3.0 |
| Bus rate | 9.6 GT/s / QPI | 8 GT/s |
| Multiplier | no data | 37 |
| L1 cache | 32K (per core) | 256 KB |
| L2 cache | 256K (per core) | 1 MB |
| L3 cache | 25 MB (shared) | 8 MB |
| Chip lithography | 14 nm | 14 nm |
| Die size | 246 mm2 | no data |
| Maximum case temperature (TCase) | 72 °C | no data |
| Number of transistors | 3,800 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i7-6950X and Xeon E3-1245 v6 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 (Uniprocessor) |
| Socket | FCLGA2011 | FCLGA1151 |
| Power consumption (TDP) | 140 Watt | 73 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-6950X and Xeon E3-1245 v6. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | 2.0 | 2.0 |
| Hyper-Threading Technology | + | + |
| TSX | - | + |
| Idle States | + | + |
| Thermal Monitoring | - | + |
| Smart Response | + | no data |
| Turbo Boost Max 3.0 | + | no data |
Security technologies
Core i7-6950X and Xeon E3-1245 v6 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| Secure Key | no data | + |
| MPX | - | + |
| SGX | no data | Yes with Intel® ME |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-6950X and Xeon E3-1245 v6 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-6950X and Xeon E3-1245 v6. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR4-2400, DDR3L-1866 |
| Maximum memory size | 128 GB | 64 GB |
| Max memory channels | 4 | 2 |
| Maximum memory bandwidth | no data | 38.397 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel HD Graphics P630 |
| Max video memory | no data | 64 GB |
| Quick Sync Video | - | + |
| Clear Video | no data | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 1.15 GHz |
| InTru 3D | no data | + |
Graphics interfaces
Available interfaces and connections of Core i7-6950X and Xeon E3-1245 v6 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 Core i7-6950X and Xeon E3-1245 v6 integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | no data | + |
| Max resolution over HDMI 1.4 | no data | 4096x2160@24Hz |
| Max resolution over eDP | no data | 4096x2304@60Hz |
| Max resolution over DisplayPort | no data | 4096x2304@60Hz |
| Max resolution over VGA | no data | N/A |
Graphics API support
APIs supported by Core i7-6950X and Xeon E3-1245 v6 integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12 |
| OpenGL | no data | 4.4 |
Peripherals
Specifications and connection of peripherals supported by Core i7-6950X and Xeon E3-1245 v6.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 40 | 16 |
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.
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.
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.
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.
Pros & cons summary
| Performance score | 11.15 | 5.63 |
| Recency | 31 May 2016 | 28 March 2017 |
| Physical cores | 10 | 4 |
| Threads | 20 | 8 |
| Power consumption (TDP) | 140 Watt | 73 Watt |
i7-6950X has a 98% higher aggregate performance score, and 150% more physical cores and 150% more threads.
Xeon E3-1245 v6, on the other hand, has an age advantage of 9 months, and 91.8% lower power consumption.
The Core i7-6950X is our recommended choice as it beats the Xeon E3-1245 v6 in performance tests.
Note that Core i7-6950X is a desktop processor while Xeon E3-1245 v6 is a server/workstation one.
Should you still have questions on choice between Core i7-6950X and Xeon E3-1245 v6, ask them in Comments section, and we shall answer.
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