Xeon 6776P-B vs E3-1220 v6
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1749 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.80 | no data |
| Market segment | Server | Server |
| Series | Intel Xeon E3 | no data |
| Power efficiency | 1.87 | no data |
| Designer | Intel | Intel |
| Architecture codename | Kaby Lake (2016−2019) | no data |
| Release date | 28 March 2017 (8 years ago) | 1 October 2025 (recently) |
| Launch price (MSRP) | $193 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Xeon E3-1220 v6 and Xeon 6776P-B 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 | 4 (Quad-Core) | 72 (Doheptaconta-Core) |
| Performance-cores | no data | 72 |
| Threads | 4 | 144 |
| Base clock speed | 3 GHz | 2.3 GHz |
| Boost clock speed | 3.5 GHz | 3.5 GHz |
| Bus type | DMI 3.0 | no data |
| Bus rate | 8 GT/s | 0 GT/s |
| Multiplier | 30 | no data |
| L1 cache | 256 KB | no data |
| L2 cache | 1 MB | no data |
| L3 cache | 8 MB | 288 MB |
| Chip lithography | 14 nm | Intel 3 nm |
| Maximum core temperature | no data | 85 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Xeon E3-1220 v6 and Xeon 6776P-B 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 (Uniprocessor) | no data |
| Socket | FCLGA1151 | no data |
| Power consumption (TDP) | 72 Watt | 325 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E3-1220 v6 and Xeon 6776P-B. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512, Intel® AMX |
| AES-NI | + | + |
| AVX | + | - |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | - |
| QuickAssist | no data | + |
| Speed Shift | no data | - |
| Turbo Boost Technology | 2.0 | 2.0 |
| Hyper-Threading Technology | - | + |
| TSX | + | - |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Deep Learning Boost | - | + |
Security technologies
Xeon E3-1220 v6 and Xeon 6776P-B technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| MPX | + | - |
| SGX | Yes with both Intel® SPS and Intel® ME | Yes with Intel® SPS |
| OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E3-1220 v6 and Xeon 6776P-B are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E3-1220 v6 and Xeon 6776P-B. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2400, DDR3L-1866 | DDR5 |
| Maximum memory size | 64 GB | 2.25 TB |
| Max memory channels | 2 | 8 |
| Maximum memory bandwidth | 38.397 GB/s | no data |
| ECC memory support | + | + |
Graphics image quality
Maximum display resolutions supported by Xeon E3-1220 v6 and Xeon 6776P-B integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | N/A | no data |
| Max resolution over eDP | N/A | no data |
| Max resolution over DisplayPort | N/A | no data |
| Max resolution over VGA | N/A | no data |
Graphics API support
APIs supported by Xeon E3-1220 v6 and Xeon 6776P-B integrated GPUs, sometimes API versions are included.
| DirectX | N/A | no data |
| OpenGL | N/A | no data |
Peripherals
Specifications and connection of peripherals supported by Xeon E3-1220 v6 and Xeon 6776P-B.
| PCIe version | 3.0 | Gen4, Gen5 |
| PCI Express lanes | 16 | 48 |
| Integrated LAN | no data | + |
Pros & cons summary
| Recency | 28 March 2017 | 1 October 2025 |
| Physical cores | 4 | 72 |
| Threads | 4 | 144 |
| Power consumption (TDP) | 72 Watt | 325 Watt |
Xeon E3-1220 v6 has 351.4% lower power consumption.
Xeon 6776P-B, on the other hand, has an age advantage of 8 years, and 1700% more physical cores and 3500% more threads.
We couldn't decide between Intel Xeon E3-1220 v6 and Intel Xeon 6776P-B. We've got no test results to judge.
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