Intel Core i9-9900X | Qualcomm Snapdragon 678 | |
CPU comparisonIn this CPU comparison, we compare the Intel Core i9-9900X and the Qualcomm Snapdragon 678 and use benchmarks to check which processor is faster.
We compare the Intel Core i9-9900X 10 core processor released in Q4/2018 with the Qualcomm Snapdragon 678 which has 8 CPU cores and was introduced in Q4/2020. |
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Intel Core i9 (78) | Family | Qualcomm Snapdragon (102) |
Intel Core i 9000X (8) | CPU group | Qualcomm Snapdragon 675/678 (2) |
9 | Generation | 7 |
Skylake X Refresh | Architecture | Kryo 460 |
Desktop / Server | Segment | Mobile |
Intel Core i9-7900X | Predecessor | Qualcomm Snapdragon 675 |
Intel Core i9-10900X | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i9-9900X is a 10 core processor with a clock frequency of 3.50 GHz (4.50 GHz). The processor can compute 20 threads at the same time. The Qualcomm Snapdragon 678 clocks with 2.20 GHz, has 8 CPU cores and can calculate 8 threads in parallel. |
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Intel Core i9-9900X | Characteristic | Qualcomm Snapdragon 678 |
10 | Cores | 8 |
20 | Threads | 8 |
normal | Core architecture | hybrid (big.LITTLE) |
Yes | Hyperthreading | No |
Yes | Overclocking ? | No |
3.50 GHz (4.50 GHz) | A-Core | 2.20 GHz 2x Kryo 460 Gold |
-- | B-Core | 1.70 GHz 6x Kryp 460 Silver |
Artificial Intelligence and Machine LearningProcessors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor. |
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Intel Core i9-9900X | Characteristic | Qualcomm Snapdragon 678 |
-- | AI hardware | Qualcomm AI engine |
-- | AI specifications | Hexagon 685 @ 3 TOPS |
Internal GraphicsGraphics (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. |
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no iGPU | GPU | Qualcomm Adreno 612 |
GPU frequency | 0.85 GHz | |
-- | GPU (Turbo) | 0.85 GHz |
-- | GPU Generation | 6 |
Technology | 11 nm | |
Max. displays | 0 | |
-- | Compute units | -- |
-- | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | -- |
-- | DirectX Version | 12.1 |
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. |
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no iGPU | GPU | Qualcomm Adreno 612 |
No | Codec h265 / HEVC (8 bit) | Decode |
No | Codec h265 / HEVC (10 bit) | Decode |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | Decode |
No | Codec VP8 | Decode |
No | Codec AV1 | No |
No | Codec AVC | Decode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeUp to 128 GB of memory in a maximum of 4 memory channels is supported by the Intel Core i9-9900X, while the Qualcomm Snapdragon 678 supports a maximum of 8 GB of memory with a maximum memory bandwidth of 14.9 GB/s enabled. |
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Intel Core i9-9900X | Characteristic | Qualcomm Snapdragon 678 |
DDR4-2666 | Memory | LPDDR4X-3733 |
128 GB | Max. Memory | 8 GB |
4 (Quad Channel) | Memory channels | 2 (Dual Channel) |
85.4 GB/s | Max. Bandwidth | 14.9 GB/s |
No | ECC | No |
-- | L2 Cache | -- |
19.00 MB | L3 Cache | -- |
3.0 | PCIe version | -- |
44 | PCIe lanes | -- |
43.3 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe Intel Core i9-9900X has a TDP of 165 W. The TDP of the Qualcomm Snapdragon 678 is --. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Core i9-9900X | Characteristic | Qualcomm Snapdragon 678 |
165 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
92 °C | Tjunction max. | -- |
Technical detailsThe Intel Core i9-9900X has 19.00 MB cache and is manufactured in 14 nm. The cache of Qualcomm Snapdragon 678 is at 0.00 MB. The processor is manufactured in 11 nm. |
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Intel Core i9-9900X | Characteristic | Qualcomm Snapdragon 678 |
14 nm | Technology | 11 nm |
Monolithic | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
SSE4.1, SSE4.2, AVX2, AVX-512 | ISA extensions | -- |
LGA 2066 | Socket | -- |
VT-x, VT-x EPT, VT-d | Virtualization | None |
Yes | AES-NI | No |
Windows 10, Windows 11, Linux | Operating systems | Android |
Q4/2018 | Release date | Q4/2020 |
989 $ | Release price | -- |
show more data | show more data | |
Intel Core i9-9900X
10C 20T @ 4.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core i9-9900X
10C 20T @ 4.30 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core i9-9900X
10C 20T @ 4.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core i9-9900X
10C 20T @ 4.30 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core i9-9900X
10C 20T @ 4.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core i9-9900X
10C 20T @ 4.30 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core i9-9900X
10C 20T @ 3.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core i9-9900X
10C 20T @ 4.30 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core i9-9900X
10C 20T @ 4.30 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core i9-9900X
10C 20T @ 3.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core i9-9900X
10C 20T @ 4.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core i9-9900X
10C 20T @ 4.30 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core i9-9900X
10C 20T @ 3.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Devices using this processor |
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Intel Core i9-9900X | Qualcomm Snapdragon 678 |
Unknown | Xiaomi Redmi Note 10 Motorola Moto G Stylus 2021 |