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Qualcomm Snapdragon 8cx Gen. 2 Benchmark, Test and specs
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The Qualcomm Snapdragon 8cx Gen. 2 has 8 cores with 8 threads and is based on the 2. gen of the Qualcomm Snapdragon series. The processor was released in Q4/2018. The Qualcomm Snapdragon 8cx Gen. 2 scores 760 points in the Geekbench 5 single-core benchmark. In the Geekbench 5 multi-core benchmark, the result is 2,855 points.
| Name: | Qualcomm Snapdragon 8cx Gen. 2 |
|---|---|
| Family: | Qualcomm Snapdragon (105) |
| CPU group: | Qualcomm Snapdragon 8cx (2) |
| Architecture: | Kryo 495 |
| Technology: | 7 nm |
| Segment: | Smartphone / Tablet |
| Generation: | 2 |
| Predecessor: | -- |
| Successor: | Qualcomm Snapdragon 8cx Gen 3 |
CPU Cores and Base Frequency
The Qualcomm Snapdragon 8cx Gen. 2 has 8 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Qualcomm Snapdragon 8cx Gen. 2 is 3.15 GHz. The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
| CPU Cores / Threads: | 8 / 8 |
|---|---|
| Core architecture: | hybrid (big.LITTLE) |
| A-Core: | 4x Kryo 495 Gold |
| B-Core: | 4x Kryo 495 Silver |
| Hyperthreading / SMT: | No |
|---|---|
| Overclocking: | No |
| A-Core Frequency: | 3.15 GHz |
| B-Core Frequency: | 1.80 GHz |
NPU AI performance
The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.
| AI hardware: | Qualcomm AI engine |
|---|---|
| AI specifications: | Hexagon 690 @ 7 TOPS |
| NPU + CPU + iGPU: | -- |
Integrated graphics (iGPU)
The Qualcomm Snapdragon 8cx Gen. 2 has integrated graphics, called iGPU for short. Specifically, the Qualcomm Snapdragon 8cx Gen. 2 uses the Qualcomm Adreno 690, which has -- texture shaders and -- execution units. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
| GPU name: | Qualcomm Adreno 690 |
|---|---|
| GPU frequency: | 0.25 GHz |
| GPU (Turbo): | 0.59 GHz |
| Compute units: | -- |
| Shader: | -- |
| Hardware Raytracing: | No |
| Release date: | Q2/2020 |
| Max. displays: | 0 |
|---|---|
| Generation: | 6 |
| Direct X: | 12.0 |
| Technology: | 7 nm |
| Max. GPU Memory: | -- |
| Frame Generation: | No |
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 |
| AV1: | No |
|---|---|
| AVC: | Decode |
| VC-1: | Decode |
| JPEG: | Decode / Encode |
Memory & PCIeThe processor can use up to 32 GB memory in 8 (Octa Channel) memory channels. The maximum memory bandwidth is 68.2 GB/s. The memory type as well as the amount of memory can greatly affect the speed of the system. |
|
| Memory type: | Memory bandwidth: |
|---|---|
| LPDDR4X-4266 | 68.2 GB/s |
| Max. Memory: | 32 GB |
| Memory channels: | 8 (Octa Channel) |
| ECC: | No |
| PCIe: | |
| PCIe Bandwidth: | -- |
Thermal ManagementThe thermal design power (TDP for short) of the processor is 7 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. The TDP usually gives a rough idea of the actual power consumption of the CPU. |
|
|---|---|
| TDP (PL1 / PBP): | 7 W |
| TDP (PL2): | -- |
| TDP up: | -- |
| TDP down: | -- |
| Tjunction max.: | -- |
Technical details
The Qualcomm Snapdragon 8cx Gen. 2 is made in 7 nm. The smaller the manufacturing process of a CPU, the more modern and energy-efficient it is. Overall, the processor has 2.00 MB cache. A large cache can greatly speed up the processor's speed in some cases such as games.
| Technology: | 7 nm |
|---|---|
| Chip design: | Chiplet |
| Socket: | -- |
| L2-Cache: | -- |
| L3-Cache: | 2.00 MB |
| AES-NI: | No |
| Operating systems: | Android, Windows 10 (ARM) |
| Virtualization: | None |
|---|---|
| Instruction set (ISA): | Armv8-A (64 bit) |
| ISA extensions: | -- |
| Release date: | Q4/2018 |
| Release price: | -- |
| Part Number: | SC8180XP |
| Documents: | Technical data sheet |
8C 8T @ 3.15 GHz
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Benchmark results
The benchmark results for the Qualcomm Snapdragon 8cx Gen. 2 have been carefully checked by us. We only publish benchmark results that have been created by us or that have been submitted by a visitor and then checked by a team member. All results are based on and fullfill our benchmark guidelines.
Geekbench 5, 64bit Single-Core
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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Geekbench 5, 64bit Multi-Core
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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AI performance (NPU)
The performance values of the processor's AI unit. The isolated NPU performance is given here, the total AI performance (NPU+CPU+iGPU) can be higher.
Processors 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. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
Processors 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. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
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