Intel Core i7-3770T vs Intel Core i7-3820
Comparative analysis of Intel Core i7-3770T and Intel Core i7-3820 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, 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, 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 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), 3DMark Fire Strike - Physics Score.
Differences
Reasons to consider the Intel Core i7-3770T
- CPU is newer: launch date 2 month(s) later
- Around 4% higher maximum core temperature: 69.8°C vs 66.8°C
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
- 2.9x lower typical power consumption: 45 Watt vs 130 Watt
- Around 5% better performance in PassMark - Single thread mark: 1830 vs 1745
- Around 65% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 7.681 vs 4.665
| Specifications (specs) | |
| Launch date | April 2012 vs February 2012 |
| Maximum core temperature | 69.8°C vs 66.8°C |
| Manufacturing process technology | 22 nm vs 32 nm |
| Thermal Design Power (TDP) | 45 Watt vs 130 Watt |
| Benchmarks | |
| PassMark - Single thread mark | 1830 vs 1745 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 7.681 vs 4.665 |
Reasons to consider the Intel Core i7-3820
- Around 3% higher clock speed: 3.80 GHz vs 3.70 GHz
- Around 25% more L3 cache; more data can be stored in the L3 cache for quick access later
- 2x more maximum memory size: 64.23 GB vs 32 GB
- Around 6% better performance in PassMark - CPU mark: 5769 vs 5444
- Around 12% better performance in Geekbench 4 - Multi-Core: 3163 vs 2820
- 8.5x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 84.218 vs 9.952
- 2x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.606 vs 0.302
- Around 23% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 2.267 vs 1.849
- Around 75% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 5.758 vs 3.286
| Specifications (specs) | |
| Maximum frequency | 3.80 GHz vs 3.70 GHz |
| L3 cache | 10240 KB (shared) vs 8192 KB (shared) |
| Maximum memory size | 64.23 GB vs 32 GB |
| Benchmarks | |
| PassMark - CPU mark | 5769 vs 5444 |
| Geekbench 4 - Single Core | 756 vs 754 |
| Geekbench 4 - Multi-Core | 3163 vs 2820 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 84.218 vs 9.952 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.606 vs 0.302 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 2.267 vs 1.849 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 5.758 vs 3.286 |
Compare benchmarks
CPU 1: Intel Core i7-3770T
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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| 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 i7-3770T | Intel Core i7-3820 |
|---|---|---|
| PassMark - Single thread mark | 1830 | 1745 |
| PassMark - CPU mark | 5444 | 5769 |
| Geekbench 4 - Single Core | 754 | 756 |
| Geekbench 4 - Multi-Core | 2820 | 3163 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 7.681 | 4.665 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 9.952 | 84.218 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.302 | 0.606 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 1.849 | 2.267 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 3.286 | 5.758 |
| GFXBench 4.0 - T-Rex (Frames) | 2442 | |
| GFXBench 4.0 - T-Rex (Fps) | 2442 | |
| 3DMark Fire Strike - Physics Score | 3318 |
Compare specifications (specs)
| Intel Core i7-3770T | Intel Core i7-3820 | |
|---|---|---|
Essentials |
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| Architecture codename | Ivy Bridge | Sandy Bridge E |
| Launch date | April 2012 | February 2012 |
| Launch price (MSRP) | $330 | $400 |
| Place in performance rating | 2241 | 2232 |
| Price now | $329.99 | $199.99 |
| Processor Number | i7-3770T | i7-3820 |
| Series | Legacy Intel® Core™ Processors | Intel® Core™ X-series Processors |
| Status | Discontinued | Discontinued |
| Value for money (0-100) | 7.32 | 13.26 |
| Vertical segment | Desktop | Desktop |
Performance |
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| 64 bit support | ||
| Base frequency | 2.50 GHz | 3.60 GHz |
| Bus Speed | 5 GT/s DMI | 5 GT/s DMI2 |
| Die size | 160 mm | 294 mm |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 256 KB (per core) | 256 KB (per core) |
| L3 cache | 8192 KB (shared) | 10240 KB (shared) |
| Manufacturing process technology | 22 nm | 32 nm |
| Maximum case temperature (TCase) | 70 °C | 67 °C |
| Maximum core temperature | 69.8°C | 66.8°C |
| Maximum frequency | 3.70 GHz | 3.80 GHz |
| Number of cores | 4 | 4 |
| Number of threads | 8 | 8 |
| Transistor count | 1400 million | 1270 million |
| VID voltage range | 0.600V – 1.350V | |
Memory |
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| Max memory channels | 2 | 4 |
| Maximum memory bandwidth | 25.6 GB/s | 51.2 GB/s |
| Maximum memory size | 32 GB | 64.23 GB |
| Supported memory types | DDR3 1333/1600 | DDR3 1066/1333/1600 |
Graphics |
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| Device ID | 0x162 | |
| Graphics base frequency | 650 MHz | |
| Graphics max dynamic frequency | 1.15 GHz | |
| Graphics max frequency | 1.15 GHz | |
| Intel® Clear Video HD technology | ||
| Intel® Flexible Display Interface (Intel® FDI) | ||
| Intel® InTru™ 3D technology | ||
| Intel® Quick Sync Video | ||
| Processor graphics | Intel® HD Graphics 4000 | |
Graphics interfaces |
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| Number of displays supported | 3 | |
| Wireless Display (WiDi) support | ||
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 | FCLGA1155 | FCLGA2011 |
| Thermal Design Power (TDP) | 45 Watt | 130 Watt |
| Thermal Solution | 2011B | |
Peripherals |
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| PCI Express revision | 3.0 | 2.0 |
| PCIe configurations | up to 1x16, 2x8, 1x8 & 2x4 | |
| Max number of PCIe lanes | 40 | |
Security & Reliability |
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| Anti-Theft technology | ||
| Execute Disable Bit (EDB) | ||
| Intel® Identity Protection technology | ||
| Intel® Secure Key technology | ||
| Intel® Trusted Execution technology (TXT) | ||
Advanced Technologies |
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| Enhanced Intel SpeedStep® technology | ||
| Flexible Display interface (FDI) | ||
| Idle States | ||
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX | Intel® SSE4.2, Intel® AVX |
| Intel 64 | ||
| Intel® Advanced Vector Extensions (AVX) | ||
| Intel® AES New Instructions | ||
| Intel® Hyper-Threading technology | ||
| 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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