MediaTek Dimensity 800U | Intel Core i7-8557U | |
CPU comparisonIn this CPU comparison, we compare the MediaTek Dimensity 800U and the Intel Core i7-8557U and use benchmarks to check which processor is faster.
We compare the MediaTek Dimensity 800U 8 core processor released in Q3/2020 with the Intel Core i7-8557U which has 4 CPU cores and was introduced in Q3/2019. |
||
Mediatek Dimensity (36) | Family | Intel Core i7 (298) |
MediaTek Dimensity 700/720/800 (4) | CPU group | Intel Core i 8000U (8) |
1 | Generation | 8 |
Cortex-A76 / Cortex-A55 | Architecture | Coffee Lake U |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
|
||
CPU Cores and Base FrequencyThe MediaTek Dimensity 800U is a 8 core processor with a clock frequency of 2.40 GHz. The processor can compute 8 threads at the same time. The Intel Core i7-8557U clocks with 1.70 GHz (4.50 GHz), has 4 CPU cores and can calculate 8 threads in parallel. |
||
MediaTek Dimensity 800U | Characteristic | Intel Core i7-8557U |
8 | Cores | 4 |
8 | Threads | 8 |
hybrid (big.LITTLE) | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
2.40 GHz 2x Cortex-A76 |
A-Core | 1.70 GHz (4.50 GHz) |
2.00 GHz 6x Cortex-A55 |
B-Core | -- |
Integrated graphics (iGPU)Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
||
ARM Mali-G57 MP3 | GPU | Intel Iris Plus Graphics 645 |
0.95 GHz | GPU frequency | 0.30 GHz |
-- | GPU (Turbo) | 1.15 GHz |
Vallhall 1 | GPU Generation | 9.5 |
7 nm | Technology | 14 nm |
2 | Max. displays | 3 |
3 | Compute units | 48 |
48 | Shader | 384 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
4 GB | Max. GPU Memory | 32 GB |
12 | DirectX Version | 12 |
Hardware codec supportA 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. |
||
ARM Mali-G57 MP3 | GPU | Intel Iris Plus Graphics 645 |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode / Encode |
Decode / Encode | Codec h265 / HEVC (10 bit) | Decode / Encode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode / Encode | Codec VP9 | Decode / Encode |
Decode / Encode | Codec VP8 | Decode / Encode |
Decode | Codec AV1 | No |
Decode / Encode | Codec AVC | Decode / Encode |
Decode / Encode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeUp to 12 GB of memory in a maximum of 2 memory channels is supported by the MediaTek Dimensity 800U, while the Intel Core i7-8557U supports a maximum of 32 GB of memory with a maximum memory bandwidth of 38.4 GB/s enabled. |
||
MediaTek Dimensity 800U | Characteristic | Intel Core i7-8557U |
LPDDR4X-4266 | Memory | DDR4-2400 |
12 GB | Max. Memory | 32 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
17.1 GB/s | Max. Bandwidth | 38.4 GB/s |
No | ECC | No |
-- | L2 Cache | -- |
-- | L3 Cache | 8.00 MB |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 16 |
-- | PCIe Bandwidth | 15.8 GB/s |
Thermal ManagementThe MediaTek Dimensity 800U has a TDP of --. The TDP of the Intel Core i7-8557U is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
||
MediaTek Dimensity 800U | Characteristic | Intel Core i7-8557U |
-- | TDP (PL1 / PBP) | 15 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe MediaTek Dimensity 800U has 0.00 MB cache and is manufactured in 7 nm. The cache of Intel Core i7-8557U is at 8.00 MB. The processor is manufactured in 14 nm. |
||
MediaTek Dimensity 800U | Characteristic | Intel Core i7-8557U |
7 nm | Technology | 14 nm |
Chiplet | Chip design | Monolithic |
Armv8-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | ISA extensions | SSE4.1, SSE4.2, AVX2 |
-- | Socket | BGA 1528 |
None | Virtualization | VT-x, VT-x EPT, VT-d |
No | AES-NI | Yes |
Android | Operating systems | Windows 10, Windows 11, Linux |
Q3/2020 | Release date | Q3/2019 |
-- | Release price | 430 $ |
show more data | show more data | |
MediaTek Dimensity 800U
8C 8T @ 2.40 GHz |
|||
Intel Core i7-8557U
4C 8T @ 4.50 GHz |
MediaTek Dimensity 800U
8C 8T @ 2.40 GHz |
|||
Intel Core i7-8557U
4C 8T @ 3.40 GHz |
MediaTek Dimensity 800U
8C 8T @ 2.40 GHz |
|||
Intel Core i7-8557U
4C 8T @ 4.50 GHz |
MediaTek Dimensity 800U
8C 8T @ 2.40 GHz |
|||
Intel Core i7-8557U
4C 8T @ 3.40 GHz |
MediaTek Dimensity 800U
ARM Mali-G57 MP3 @ 0.95 GHz |
|||
Intel Core i7-8557U
Intel Iris Plus Graphics 645 @ 1.15 GHz |
MediaTek Dimensity 800U
8C 8T @ 2.40 GHz |
|||
Intel Core i7-8557U
4C 8T @ 3.40 GHz |
MediaTek Dimensity 800U
8C 8T @ 2.40 GHz |
|||
Intel Core i7-8557U
4C 8T @ 4.50 GHz |
MediaTek Dimensity 800U
8C 8T @ 2.40 GHz |
|||
Intel Core i7-8557U
4C 8T @ 3.40 GHz |
MediaTek Dimensity 800U
8C 8T @ 2.40 GHz |
|||
Intel Core i7-8557U
4C 8T @ 1.70 GHz |
MediaTek Dimensity 800U
8C 8T @ 2.40 GHz |
|||
Intel Core i7-8557U
4C 8T @ 1.70 GHz |
MediaTek Dimensity 800U
8C 8T @ 2.40 GHz |
|||
Intel Core i7-8557U
4C 8T @ 4.50 GHz |
MediaTek Dimensity 800U
8C 8T @ 2.40 GHz |
|||
Intel Core i7-8557U
4C 8T @ 3.40 GHz |
Devices using this processor |
|
MediaTek Dimensity 800U | Intel Core i7-8557U |
Unknown | Apple MacBook Pro 13 (2019) |