Intel Core i3-11100B vs Intel Core i9-7940X
Comparative analysis of Intel Core i3-11100B and Intel Core i9-7940X processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score.
Differences
Reasons to consider the Intel Core i3-11100B
- Around 2% higher clock speed: 4.40 GHz vs 4.30 GHz
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 10 nm SuperFin vs 14 nm
- 2.5x lower typical power consumption: 65 Watt vs 165 Watt
- Around 17% better performance in PassMark - Single thread mark: 2912 vs 2486
Specifications (specs) | |
Maximum frequency | 4.40 GHz vs 4.30 GHz |
Manufacturing process technology | 10 nm SuperFin vs 14 nm |
Thermal Design Power (TDP) | 65 Watt vs 165 Watt |
Benchmarks | |
PassMark - Single thread mark | 2912 vs 2486 |
Reasons to consider the Intel Core i9-7940X
- Processor is unlocked, an unlocked multiplier allows for easier overclocking
- Around 2% higher maximum core temperature: 102°C vs 100°C
- 2.3x better performance in PassMark - CPU mark: 25945 vs 11357
Specifications (specs) | |
Unlocked | Unlocked vs Locked |
Maximum core temperature | 102°C vs 100°C |
Benchmarks | |
PassMark - CPU mark | 25945 vs 11357 |
Compare benchmarks
CPU 1: Intel Core i3-11100B
CPU 2: Intel Core i9-7940X
PassMark - Single thread mark |
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PassMark - CPU mark |
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Name | Intel Core i3-11100B | Intel Core i9-7940X |
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PassMark - Single thread mark | 2912 | 2486 |
PassMark - CPU mark | 11357 | 25945 |
Geekbench 4 - Single Core | 1153 | |
Geekbench 4 - Multi-Core | 12928 | |
3DMark Fire Strike - Physics Score | 10950 |
Compare specifications (specs)
Intel Core i3-11100B | Intel Core i9-7940X | |
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Essentials |
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Architecture codename | Tiger Lake | Skylake |
Launch date | Q2'21 | September 2017 |
Place in performance rating | 721 | 723 |
Processor Number | i3-11100B | i9-7940X |
Series | 11th Generation Intel Core i3 Processors | Intel® Core™ X-series Processors |
Status | Launched | Launched |
Vertical segment | Desktop | Desktop |
Launch price (MSRP) | $1,399 | |
Price now | $1,129.99 | |
Value for money (0-100) | 6.63 | |
Performance |
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64 bit support | ||
Base frequency | 3.60 GHz | 3.10 GHz |
Bus Speed | 8 GT/s | 8 GT/s DMI3 |
Manufacturing process technology | 10 nm SuperFin | 14 nm |
Maximum core temperature | 100°C | 102°C |
Maximum frequency | 4.40 GHz | 4.30 GHz |
L1 cache | 64 KB (per core) | |
L2 cache | 1024 KB (per core) | |
L3 cache | 19712 KB (shared) | |
Number of cores | 14 | |
Number of QPI Links | 0 | |
Number of threads | 28 | |
Unlocked | ||
Memory |
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Max memory channels | 2 | 4 |
Maximum memory bandwidth | 51.2 GB/s | |
Maximum memory size | 128 GB | 128 GB |
Supported memory types | Up to 3200 MT/s | DDR4-2666 |
Graphics |
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Execution Units | 16 | |
Graphics base frequency | 350 MHz | |
Graphics max dynamic frequency | 1.40 GHz | |
Intel® Quick Sync Video | ||
Processor graphics | Intel UHD Graphics for 11th Gen Intel Processors | |
Graphics interfaces |
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Number of displays supported | 4 | |
Graphics image quality |
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4K resolution support | ||
Max resolution over DisplayPort | 7680x4320@60Hz | |
Max resolution over eDP | 4096 x 2304@60Hz | |
Graphics API support |
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DirectX | 12 | |
OpenGL | 4.6 | |
Compatibility |
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Configurable TDP-up | 65 Watt | |
Max number of CPUs in a configuration | 1 | 1 |
Package Size | 50mm x 26.5mm | |
Thermal Design Power (TDP) | 65 Watt | 165 Watt |
Low Halogen Options Available | ||
Sockets supported | FCLGA2066 | |
Thermal Solution | PCG 2017X | |
Peripherals |
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Max number of PCIe lanes | 20 | 44 |
PCIe configurations | Up to 1x16+1x4, 2x8+1x4, 1x8+3x4 | |
PCI Express revision | 3.0 | |
Scalability | 1S Only | |
Security & Reliability |
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Execute Disable Bit (EDB) | ||
Intel® Identity Protection technology | ||
Intel® OS Guard | ||
Intel® Secure Key technology | ||
Intel® Software Guard Extensions (Intel® SGX) | ||
Intel® Trusted Execution technology (TXT) | ||
Secure Boot | ||
Advanced Technologies |
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Enhanced Intel SpeedStep® technology | ||
Idle States | ||
Instruction set extensions | Intel SSE4.1, Intel SSE4.2, Intel AVX2 | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 |
Intel 64 | ||
Intel® AES New Instructions | ||
Intel® Flex Memory Access | ||
Intel® Hyper-Threading technology | ||
Intel® Optane™ Memory Supported | ||
Speed Shift technology | ||
Thermal Monitoring | ||
Intel® Advanced Vector Extensions (AVX) | ||
Intel® Turbo Boost technology | ||
Number of AVX-512 FMA Units | 2 | |
Virtualization |
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Intel® Virtualization Technology (VT-x) | ||
Intel® Virtualization Technology for Directed I/O (VT-d) | ||
Intel® VT-x with Extended Page Tables (EPT) |