Pentium 8505 vs Core i9-7940X
Primary details
Comparing Core i9-7940X and Pentium 8505 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 356 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 3.16 | no data |
| Market segment | Desktop processor | Laptop |
| Series | Intel Core i9 | Intel Alder Lake-M |
| Architecture codename | Skylake (server) (2017−2019) | Alder Lake-U (2022) |
| Release date | 1 September 2017 (6 years ago) | 23 February 2022 (2 years ago) |
| Launch price (MSRP) | $1,399 | no data |
| Current price | $1926 (1.4x MSRP) | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core i9-7940X and Pentium 8505 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 | 14 (Tetradeca-Core) | 5 (Penta-Core) |
| Threads | 28 | 6 |
| Base clock speed | 3.1 GHz | 1.2 GHz |
| Boost clock speed | 4.4 GHz | 4.4 GHz |
| Bus support | 4 × 8 GT/s | no data |
| L1 cache | 64 KB (per core) | 80K (per core) |
| L2 cache | 1 MB (per core) | 1.25 MB (per core) |
| L3 cache | 19.25 MB (shared) | 8 MB (shared) |
| Chip lithography | 14 nm | Intel 7 nm |
| Die size | 484 mm2 | no data |
| Maximum core temperature | 102 °C | 100 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
| Unlocked multiplier | Yes | No |
Compatibility
Information on Core i9-7940X and Pentium 8505 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 |
| Socket | FCLGA2066 | Intel BGA 1744 |
| Power consumption (TDP) | 165 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i9-7940X and Pentium 8505. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | + |
| TSX | + | + |
| Thermal Monitoring | no data | + |
| Flex Memory Access | no data | + |
| Turbo Boost Max 3.0 | + | no data |
| Status | Discontinued | Launched |
Security technologies
Core i9-7940X and Pentium 8505 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | + | no data |
| Secure Key | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i9-7940X and Pentium 8505 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i9-7940X and Pentium 8505. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2666 | DDR4, DDR5 |
| Maximum memory size | 128 GB | 64 GB |
| Max memory channels | 4 | 2 |
| Maximum memory bandwidth | 85 GB/s | no data |
| ECC memory support | - | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | Intel® UHD Graphics for 12th Gen Intel® Processors |
| Quick Sync Video | no data | + |
| Graphics max frequency | no data | 1.1 GHz |
| Execution Units | no data | 48 |
Graphics interfaces
Available interfaces and connections of Core i9-7940X and Pentium 8505 integrated GPUs.
| Number of displays supported | no data | 4 |
Graphics image quality
Maximum display resolutions supported by Core i9-7940X and Pentium 8505 integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | no data | 4096 x 2304 @ 60Hz |
| Max resolution over eDP | no data | 4096 x 2304 @ 120Hz |
| Max resolution over DisplayPort | no data | 7680 x 4320 @ 60Hz |
Graphics API support
APIs supported by Core i9-7940X and Pentium 8505 integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12.1 |
| OpenGL | no data | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Core i9-7940X and Pentium 8505.
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | 44 | 20 |
Pros & cons summary
| Recency | 1 September 2017 | 23 February 2022 |
| Physical cores | 14 | 5 |
| Threads | 28 | 6 |
| Power consumption (TDP) | 165 Watt | 15 Watt |
We couldn't decide between Core i9-7940X and Pentium 8505. We've got no test results to judge.
Note that Core i9-7940X is a desktop processor while Pentium 8505 is a notebook one.
Should you still have questions on choice between Core i9-7940X and Pentium 8505, ask them in Comments section, and we shall answer.
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