Intel Core i3-7100 vs Intel Core i7-3820
Comparative analysis of Intel Core i3-7100 and Intel Core i7-3820 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, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).
Differences
Reasons to consider the Intel Core i3-7100
- CPU is newer: launch date 4 year(s) 11 month(s) later
- Around 3% higher clock speed: 3.9 GHz vs 3.80 GHz
- Around 50% higher maximum core temperature: 100°C vs 66.8°C
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
- 2.5x lower typical power consumption: 51 Watt vs 130 Watt
- Around 31% better performance in PassMark - Single thread mark: 2292 vs 1744
- Around 28% better performance in Geekbench 4 - Single Core: 971 vs 756
| Specifications (specs) | |
| Launch date | January 2017 vs February 2012 |
| Maximum frequency | 3.9 GHz vs 3.80 GHz |
| Maximum core temperature | 100°C vs 66.8°C |
| Manufacturing process technology | 14 nm vs 32 nm |
| Thermal Design Power (TDP) | 51 Watt vs 130 Watt |
| Benchmarks | |
| PassMark - Single thread mark | 2292 vs 1744 |
| Geekbench 4 - Single Core | 971 vs 756 |
Reasons to consider the Intel Core i7-3820
- 2 more cores, run more applications at once: 4 vs 2
- 4 more threads: 8 vs 4
- 2x more L1 cache, more data can be stored in the L1 cache for quick access later
- 2x more L2 cache, more data can be stored in the L2 cache for quick access later
- 3.3x more L3 cache, more data can be stored in the L3 cache for quick access later
- Around 34% better performance in PassMark - CPU mark: 5779 vs 4318
- Around 53% better performance in Geekbench 4 - Multi-Core: 3163 vs 2072
- Around 41% better performance in 3DMark Fire Strike - Physics Score: 3318 vs 2347
- Around 60% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 4.665 vs 2.909
- Around 58% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 84.218 vs 53.313
- Around 99% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.606 vs 0.304
- Around 54% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 2.267 vs 1.473
- Around 59% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 5.758 vs 3.628
| Specifications (specs) | |
| Number of cores | 4 vs 2 |
| Number of threads | 8 vs 4 |
| L1 cache | 64 KB (per core) vs 64 KB (per core) |
| L2 cache | 256 KB (per core) vs 256 KB (per core) |
| L3 cache | 10240 KB (shared) vs 3072 KB (shared) |
| Maximum memory size | 64.23 GB vs 64 GB |
| Benchmarks | |
| PassMark - CPU mark | 5779 vs 4318 |
| Geekbench 4 - Multi-Core | 3163 vs 2072 |
| 3DMark Fire Strike - Physics Score | 3318 vs 2347 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 4.665 vs 2.909 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 84.218 vs 53.313 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.606 vs 0.304 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 2.267 vs 1.473 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 5.758 vs 3.628 |
Compare benchmarks
CPU 1: Intel Core i3-7100
CPU 2: Intel Core i7-3820
| PassMark - Single thread mark |
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| PassMark - CPU mark |
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| Geekbench 4 - Single Core |
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| Geekbench 4 - Multi-Core |
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| 3DMark Fire Strike - Physics Score |
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| CompuBench 1.5 Desktop - Face Detection (mPixels/s) |
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| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) |
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| CompuBench 1.5 Desktop - T-Rex (Frames/s) |
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| CompuBench 1.5 Desktop - Video Composition (Frames/s) |
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| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) |
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| Name | Intel Core i3-7100 | Intel Core i7-3820 |
|---|---|---|
| PassMark - Single thread mark | 2292 | 1744 |
| PassMark - CPU mark | 4318 | 5779 |
| Geekbench 4 - Single Core | 971 | 756 |
| Geekbench 4 - Multi-Core | 2072 | 3163 |
| 3DMark Fire Strike - Physics Score | 2347 | 3318 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 2.909 | 4.665 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 53.313 | 84.218 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.304 | 0.606 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 1.473 | 2.267 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 3.628 | 5.758 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 1421 | |
| GFXBench 4.0 - Manhattan (Frames) | 2151 | |
| GFXBench 4.0 - T-Rex (Frames) | 4107 | |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 1421 | |
| GFXBench 4.0 - Manhattan (Fps) | 2151 | |
| GFXBench 4.0 - T-Rex (Fps) | 4107 |
Compare specifications (specs)
| Intel Core i3-7100 | Intel Core i7-3820 | |
|---|---|---|
Essentials |
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| Architecture codename | Kaby Lake | Sandy Bridge E |
| Launch date | January 2017 | February 2012 |
| Launch price (MSRP) | $115 | $400 |
| Place in performance rating | 1709 | 2236 |
| Price now | $164.25 | $199.99 |
| Processor Number | i3-7100 | i7-3820 |
| Series | 7th Generation Intel® Core™ i3 Processors | Intel® Core™ X-series Processors |
| Status | Launched | Discontinued |
| Value for money (0-100) | 10.37 | 13.26 |
| Vertical segment | Desktop | Desktop |
Performance |
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| 64 bit support | ||
| Base frequency | 3.90 GHz | 3.60 GHz |
| Bus Speed | 8 GT/s DMI3 | 5 GT/s DMI2 |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 256 KB (per core) | 256 KB (per core) |
| L3 cache | 3072 KB (shared) | 10240 KB (shared) |
| Manufacturing process technology | 14 nm | 32 nm |
| Maximum case temperature (TCase) | 65 °C | 67 °C |
| Maximum core temperature | 100°C | 66.8°C |
| Maximum frequency | 3.9 GHz | 3.80 GHz |
| Number of cores | 2 | 4 |
| Number of QPI Links | 0 | |
| Number of threads | 4 | 8 |
| Die size | 294 mm | |
| Transistor count | 1270 million | |
| VID voltage range | 0.600V – 1.350V | |
Memory |
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| Max memory channels | 2 | 4 |
| Maximum memory size | 64 GB | 64.23 GB |
| Supported memory types | DDR4-2133/2400, DDR3L-1333/1600 @ 1.35V | DDR3 1066/1333/1600 |
| Maximum memory bandwidth | 51.2 GB/s | |
Graphics |
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| Device ID | 0x5912 | |
| Graphics base frequency | 350 MHz | |
| Graphics max dynamic frequency | 1.10 GHz | |
| Graphics max frequency | 1.1 GHz | |
| Intel® Clear Video HD technology | ||
| Intel® Clear Video technology | ||
| Intel® InTru™ 3D technology | ||
| Intel® Quick Sync Video | ||
| Max video memory | 64 GB | |
| Processor graphics | Intel® HD Graphics 630 | |
Graphics interfaces |
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| Number of displays supported | 3 | |
Graphics image quality |
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| 4K resolution support | ||
| Max resolution over DisplayPort | 4096x2304@60Hz | |
| Max resolution over eDP | 4096x2304@60Hz | |
| Max resolution over HDMI 1.4 | 4096x2304@24Hz | |
Graphics API support |
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| DirectX | 12 | |
| OpenGL | 4.5 | |
Compatibility |
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| Low Halogen Options Available | ||
| Max number of CPUs in a configuration | 1 | 1 |
| Package Size | 37.5mm x 37.5mm | 52.5mm x 45.0mm |
| Sockets supported | FCLGA1151 | FCLGA2011 |
| Thermal Design Power (TDP) | 51 Watt | 130 Watt |
| Thermal Solution | PCG 2015C (65W) | |
Peripherals |
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| Max number of PCIe lanes | 16 | 40 |
| PCI Express revision | 3.0 | 2.0 |
| PCIe configurations | Up to 1x16, 2x8, 1x8+2x4 | |
| Scalability | 1S Only | |
Security & Reliability |
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| Execute Disable Bit (EDB) | ||
| Intel® Identity Protection technology | ||
| Intel® Memory Protection Extensions (Intel® MPX) | ||
| 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® SSE4.2, Intel® AVX |
| Intel 64 | ||
| Intel® Advanced Vector Extensions (AVX) | ||
| Intel® AES New Instructions | ||
| Intel® Hyper-Threading technology | ||
| Intel® Optane™ Memory Supported | ||
| Intel® Stable Image Platform Program (SIPP) | ||
| Intel® TSX-NI | ||
| Intel® Turbo Boost technology | ||
| Intel® vPro™ Platform Eligibility | ||
| Thermal Monitoring | ||
| Intel® Demand Based Switching | ||
| Intel® Smart Response technology | ||
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) | ||
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