Intel Core i7 7820X specifications and performance
Intel Core i7 7820X is a 8 cores and 16 threads CPU processor produced by Intel. Intel Core i7 7820X was released on 2017-05-30, the fabrication process is 14nm (nanometer), the CPU codename is Skylake, the instruction set architecture is x86-64, and the CPU's integrated graphics (iGPU) is -.
| Vendor / Supplier | Intel |
|---|---|
| Short name | i7 7820x |
| Release date | 2017-05-30 |
| CPU code name | Skylake |
| Fabrication process | 14nm (nanometer) |
| Instruction set architecture | x86-64 |
| Market | Desktop |
| Integrated Graphics (iGPU) |
| Total number of cores | 8 cores |
|---|---|
| Total number of threads | 16 threads |
| Number of performance cores | 8 cores |
| Number of performance core threads | 16 threads |
| Performance core base frequency / main frequency | 3.6GHz |
| Performance core maximum turbo frequency | 4.3GHz |
| Number of energy efficiency cores | |
| Number of energy-efficient core threads | |
| Energy efficiency core basic frequency / main frequency | |
| Energy efficiency core maximum turbo frequency |
| Bus frequency | 100MHz |
|---|---|
| L1 Cache | 64 KB |
| L2 Cache | 1 MB |
| L3 Cache | 11 MB |
| Unlock multiplier | Yes |
| Maximum supported memory | 128GB |
|---|---|
| Memory frequency support |
|
| Maximum number of memory channels | 4 |
| Maximum memory bandwidth | 79.47GB/s |
| ECC support | No |
| CPU Socket | LGA-2066 |
|---|---|
| Default thermal design power / TDP PL1 | 140W |
| Maximum Turbo Power Consumption / TDP PL2 | |
| Maximum temperature | 99°C |
| PCIe interface | PCIe 3.0 |
| PCIe lane count | 28 |
| Integrated Graphics (iGPU) | Radeon 680M |
|---|---|
| Base frequency | 2000MHz |
| Maximum acceleration frequency | 2200MHz |
| Number of execution units | 12 |
| Stream Processors / Shading Units | 768 |
| Texture Units / TMUs | 48 |
| Raster Operations Units / ROPs | 32 |
| Total Graphics Power / TGP | 15W |
| FP32 computing performance |
3.686TFLOPS
|
| Single core performance score |
1358
|
|---|---|
| Multi-core performance score |
13594
|
| Single core performance score |
2537
|
|---|---|
| Multi-core performance score |
17224
|
| Integer math | 57 GOps/sec |
| Floating point math | 36 GOps/sec |
| Find prime numbers | 61 Million Primes/sec (Millions find prime numbers per second) |
| Random string sorting | 32.4 Million Strings/sec (Millions random string sorting per second) |
| Data encryption | 6 GBytes/sec (Gigabits per second) |
| Data compression | 255.2 MBytes/sec (megabits per second) |
| Physics simulation | 1048 Frames/sec (FPS) |
| Extended instruction test | 21 Billion Matrices/sec (Billions matrix operations per second) |
| Single core performance |
2041
|
|---|---|
| Multi-core performance |
10186
|
| File compression | 937.2 MB/sec (megabits per second) |
| clang compilation | 77.1 Klines/sec (thousands lines per second) |
| HTML5 browsing | 210.4 pages/sec (pages per second) |
| PDF rendering | 307.7 Mpixels/sec (megapixels per second) |
| Text processing | 215.6 pages/sec (pages per second) |
| Background blur | 45.9 images/sec (images per second) |
| Photo processing | 85 images/sec (images per second) |
| Ray tracing | 18.9 Mpixels/sec (megapixels per second) |