Xeon 6781P vs Core 2 Duo T6770
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 21 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 3.73 |
| Market segment | Laptop | Server |
| Series | Intel Core 2 Duo | no data |
| Power efficiency | no data | 8.12 |
| Designer | Intel | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | Penryn (2008−2011) | Granite Rapids (2024−2026) |
| Release date | 1 January 2009 (17 years ago) | 24 February 2025 (1 year ago) |
| Launch price (MSRP) | no data | $8,960 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Core 2 Duo T6770 and Xeon 6781P 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 | 2 (Dual-core) | 80 |
| Threads | 2 | 160 |
| Base clock speed | no data | 2 GHz |
| Boost clock speed | 2.3 GHz | 3.8 GHz |
| Bus rate | 800 MHz | no data |
| L1 cache | no data | 112 KB (per core) |
| L2 cache | 2 MB | 2 MB (per core) |
| L3 cache | no data | 336 MB (shared) |
| Chip lithography | 45 nm | Intel 3 nm |
| Die size | no data | 2x 598 mm2 |
| Maximum case temperature (TCase) | no data | 81 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Core 2 Duo T6770 and Xeon 6781P 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 | no data | 1 |
| Socket | no data | FCLGA4710 |
| Power consumption (TDP) | 35 Watt | 350 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Duo T6770 and Xeon 6781P. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Deep Learning Boost | - | + |
Security technologies
Core 2 Duo T6770 and Xeon 6781P technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| SGX | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core 2 Duo T6770 and Xeon 6781P are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Duo T6770 and Xeon 6781P. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5(6400MT/s), MRDIMM(8800MT/s) |
| Maximum memory size | no data | 4 TB |
| Max memory channels | no data | 8 |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by Core 2 Duo T6770 and Xeon 6781P.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 136 |
Pros & cons summary
| Recency | 1 January 2009 | 24 February 2025 |
| Physical cores | 2 | 80 |
| Threads | 2 | 160 |
| Power consumption (TDP) | 35 Watt | 350 Watt |
Core 2 Duo T6770 has 900% lower power consumption.
Xeon 6781P, on the other hand, has an age advantage of 16 years, and 3900% more physical cores and 7900% more threads.
We couldn't decide between Intel Core 2 Duo T6770 and Intel Xeon 6781P. We've got no test results to judge.
Be aware that Core 2 Duo T6770 is a notebook processor while Xeon 6781P is a server/workstation one.
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