| Name: | Intel Core i7-8557U |
| Family: | Intel Core i7 |
| Group: | Intel Core i 8000U |
| Segment: | Mobile |
| Generation: | 8 |
Intel Core i7-8557U Benchmark, Test and specs
Last updated:
CPU lineage
The Intel Core i7-8557U features 4 processor cores and has the capability to manage 8 threads concurrently. It was released in Q3/2019 and belongs to the 8 generation of the Intel Core i7 series. To use the Intel Core i7-8557U, you'll need a motherboard with a BGA 1528 socket.
CPU Cores and Base Frequency
The Intel Core i7-8557U has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Core i7-8557U is 1.7 GHz and turbo frequency for one core is 4.5 GHz.
| CPU Cores: | 4 |
| Threads: | 8 |
| Cores: | 4x |
| Core architecture: | normal |
| Hyperthreading: | Yes |
| Overclocking: | No |
| Frequency: | 1.7 GHz |
| Turbo Frequency (1 core): | 4.5 GHz |
| Turbo Frequency (all cores): | 3.4 GHz |
Internal Graphics
The Intel Core i7-8557U has integrated graphics, called iGPU for short. Specifically, the Intel Core i7-8557U uses the Intel Iris Plus Graphics 645, which has 384 texture shaders and 48 execution units. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
| GPU name: | Intel Iris Plus Graphics 645 |
| GPU frequency: | 0.3 GHz |
| GPU (Turbo): | 1.15 GHz |
| Execution units: | 48 |
| Shaders: | 384 |
| Max. GPU Memory: | 32.0 GB |
| Max. displays: | -- |
| Generation: | 9.5 |
| Direct X: | 12 |
| Technology: | 14 nm |
| Release date: | Q4/2017 |
Hardware codec support
A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
| h265 / HEVC (8 bit): | Decode / Encode |
| h265 / HEVC (10 bit): | Decode / Encode |
| h264: | Decode / Encode |
| VP8: | Decode / Encode |
| VP9: | Decode / Encode |
| AV1: | No |
| AVC: | Decode / Encode |
| VC-1: | Decode |
| JPEG: | Decode / Encode |
Memory & PCIe
The processor supports a maximum memory capacity of 32.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 38.4 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
| Memory type: | DDR4-2400 |
| Max. Memory: | 32.0 GB |
| Memory channels: | 2 |
| Bandwidth: | 38.4 GB/s |
| ECC: | No |
| PCIe: | pci |
| AES-NI: | Yes |
Thermal Management
The processor has a thermal design power (TDP) of 15 W watts. TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
| TDP (PL1 / PBP): | 15 W |
| TDP (PL2): | None |
| TDP up: | None |
| TDP down: | None |
| Tjunction max: | -- |
Technical details
The Intel Core i7-8557U is manufactured using a 14 nm process. A smaller manufacturing process indicates a more contemporary and energy-efficient CPU. In total, this processor boasts a generous 8.0 MB cache. A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
| Technology: | 14 nm |
| Chip design: | Monolithic |
| Socket: | BGA 1528 |
| L2-Cache: | 0 bytes |
| L3-Cache: | 8.0 MB |
| Architecture: | Coffee Lake U |
| Operating systems: | Windows 10, Linux, Windows 11 |
| Virtualization: | VT-x, VT-x EPT, VT-d |
| Instruction set (ISA): | x86-64 (64 bit) |
| ISA extensions: | SSE4.1, SSE4.2, AVX2 |
| Release date: | Q3/2019 |
| Release price: | 430 $ |
| Part Number: | -- |
| Documents: | Technical data sheet |
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Benchmarks
Estimated results for PassMark CPU Mark
|
Intel Xeon E3-1245 v5
4C 8T @ 3.5 GHz
|
8051
|
|
Intel Core i5-1035G4
4C 8T @ 1.1 GHz
|
8050
|
|
|
Intel Core i7-8557U
4C 8T @ 1.7 GHz
|
8014
|
|
AMD Athlon Gold PRO 4150GE
4C 4T @ 3.3 GHz
|
8000
|
|
|
Intel Xeon E3-1230 v5
4C 8T @ 3.4 GHz
|
7995
|
Geekbench 6 (Multi-Core)
|
|
Intel Core i5-9500TE
6C 6T @ 2.2 GHz
|
4389
|
|
|
Intel Core i5-8279U
4C 8T @ 2.4 GHz
|
4382
|
|
|
Intel Core i7-8557U
4C 8T @ 1.7 GHz
|
4382
|
|
|
Intel Core i5-8279U
4C 8T @ 2.4 GHz
|
4382
|
|
|
Intel Xeon E3-1505M v6
4C 8T @ 3.0 GHz
|
4365
|
Geekbench 5, 64bit (Multi-Core)
|
Intel Xeon E5-2640 v2
8C 16T @ 2.0 GHz
|
3958
|
|
|
Intel Core i5-8279U
4C 8T @ 2.4 GHz
|
3953
|
|
|
Intel Core i7-8557U
4C 8T @ 1.7 GHz
|
3945
|
|
|
Intel Xeon E3-1280 v3
4C 8T @ 3.6 GHz
|
3942
|
|
|
Intel Core i7-8709G
4C 8T @ 3.1 GHz
|
3940
|
Cinebench R20 (Multi-Core)
|
|
Intel Core i7-4770K
4C 8T @ 3.5 GHz
|
1769
|
|
Intel Xeon E7-8870 v2
15C 30T @ 2.3 GHz
|
1765
|
|
|
Intel Core i7-8557U
4C 8T @ 1.7 GHz
|
1762
|
|
|
Intel Core i7-6820HQ
4C 8T @ 2.7 GHz
|
1759
|
|
Intel Xeon E-2244G
4C 8T @ 3.8 GHz
|
1741
|
Geekbench 6 (Single-Core)
|
|
Intel Xeon E3-1240 v5
4C 8T @ 3.5 GHz
|
1364
|
|
|
Intel Xeon E3-1260L v5
4C 8T @ 2.9 GHz
|
1364
|
|
|
Intel Core i7-8557U
4C 8T @ 1.7 GHz
|
1361
|
|
|
Intel Core i7-8706G
4C 8T @ 3.1 GHz
|
1360
|
|
|
Intel Core i7-8705G
4C 8T @ 3.1 GHz
|
1360
|
Geekbench 5, 64bit (Single-Core)
|
|
Intel Core i5-8269U
4C 8T @ 2.6 GHz
|
1078
|
|
|
Intel Core i7-1060G7
4C 8T @ 1.0 GHz
|
1078
|
|
|
Intel Core i7-8557U
4C 8T @ 1.7 GHz
|
1078
|
|
|
Intel Core i7-1060NG7
4C 8T @ 1.2 GHz
|
1078
|
|
|
Intel Core i7-1060G7
4C 8T @ 1.0 GHz
|
1078
|
iGPU - FP32 Performance (Single-precision GFLOPS)
|
Intel Core i3-12300HE
8C 12T @ 1.9 GHz
|
883
|
|
|
Intel Core i7-5775C
4C 8T @ 3.3 GHz
|
883
|
|
|
Intel Core i7-8557U
4C 8T @ 1.7 GHz
|
883
|
|
|
Intel Core i5-8279U
4C 8T @ 2.4 GHz
|
883
|
|
|
Intel Core i3-12300HL
8C 12T @ 2.0 GHz
|
883
|
Cinebench R15 (Multi-Core)
|
|
Intel Core i5-9400T
6C 6T @ 1.8 GHz
|
710
|
|
|
Intel Core i7-4770K
4C 8T @ 3.5 GHz
|
709
|
|
|
Intel Core i7-8557U
4C 8T @ 1.7 GHz
|
705
|
|
|
Intel Core i7-1065G7
4C 8T @ 1.3 GHz
|
704
|
|
AMD Ryzen 7 3780U
4C 8T @ 2.3 GHz
|
701
|
Cinebench R20 (Single-Core)
|
AMD Ryzen Threadripper 2920X
12C 24T @ 3.5 GHz
|
439
|
|
AMD Ryzen 3 5300U
4C 8T @ 2.6 GHz
|
439
|
|
|
Intel Core i7-8557U
4C 8T @ 1.7 GHz
|
439
|
|
|
AMD Ryzen 3 5300U
4C 8T @ 2.6 GHz
|
439
|
|
|
AMD Ryzen Threadripper 2920X
12C 24T @ 3.5 GHz
|
439
|
Cinebench R15 (Single-Core)
|
|
Intel Core i5-10400
6C 12T @ 2.9 GHz
|
190
|
|
|
Intel Core i5-10300H
4C 8T @ 2.5 GHz
|
189
|
|
|
Intel Core i7-8557U
4C 8T @ 1.7 GHz
|
189
|
|
|
Intel Core i5-10300H
4C 8T @ 2.5 GHz
|
189
|
|
Intel Xeon W-3175X
28C 56T @ 3.1 GHz
|
188
|
