Core i7 vs Core i9-Difference between Intel Core i7 Core i9
This page compares Intel Core i7 vs Core i9 and mentions difference between Core i7 and Core i9 Intel CPU core types.
Introduction:
As we know there are various intel core types used as processor in different
computing devices such as laptop, desktop etc.
Now-a-days popular intel core types are core-i3, core-i5, core-i7 and core-i9.
They are selected based on user requirements such as performance, pricing,
power consumption and memory. The same have been compared for core-i7 and core-i9.
Intel Core-i7
Following are the features of Intel Core-i7.
• Code-named : Bloomfield (Nehalem)
• Fabrication: 45 nm
• Instruction set: x86, x86-64, MMX, SSE 4.2
• Socket: LGA 1366
• Bus: Quick path interconnect
• Base clock speed (GHz): 3.5/3.6/4.0/4.3 GHz
• DDR3 RAM
• Chipset support: x58
• It offers best performance.
• cache: 4 x 256KB L2 and 8MB L3
• They support turbo boost and hyper threading.
• It does not have integrated graphics processor.
Intel Core-i9
Following are the features of Intel Core-i9.
• Architecture: Skylake-X
• Base clock speed (GHz): 3.5/3.6/4/4.3 GHz in various models or versions
• Cores/threads: 4/4, 4/8, 6/12, 8/16
• L3 Cache: 6/8/8.25/11 MB
• PCIe lanes: 16/28/44
• TDP: 140W (min.) to 165W (max.)
Following table summarizes difference between Core-i7 and Core-i9.
| Specifications | Core-i7 with Model 7820X X-Series Processor |
Core-i9 with Model 7980XE X-Series Processor |
|---|---|---|
| Cores/threads | 8/16 | 18/36 |
| Base Clock Speed (GHz) | 3.6 to 4.3 GHz | 2.6 to 4.3 GHz |
| Turbo Boost | Enabled, Frequency upto 4.5 GHz | Enabled, Frequency upto 4.4 GHz |
| L3 Cache | 11 MB | 24.75 MB |
| Memory Support | 4 channels DDR4-2666 | 4 channels DDR4-2666 |
| PCIE lanes off CPU | 28 | 44 |
| TDP | 140 Watt | 165 Watt |
| Socket (LGA) | 2066 | 2066 |
| 1KU price | $599 | $1999 |
Also refer difference between core i3 vs core i5 vs core i7 >>, CPU vs GPU >> and CPU vs DSP vs FPGA >>.
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