Qualcomm Snapdragon 660 non LTE | AMD Ryzen 9 5900HX | |
CPU comparisonQualcomm Snapdragon 660 non LTE or AMD Ryzen 9 5900HX - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The Qualcomm Snapdragon 660 non LTE has 8 cores with 8 threads and clocks with a maximum frequency of 2.20 GHz. Up to 8 GB of memory is supported in 2 memory channels. The Qualcomm Snapdragon 660 non LTE was released in Q2/2017. The AMD Ryzen 9 5900HX has 8 cores with 16 threads and clocks with a maximum frequency of 4.60 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The AMD Ryzen 9 5900HX was released in Q2/2021. |
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Qualcomm Snapdragon (104) | Family | AMD Ryzen 9 (40) |
Qualcomm Snapdragon 660 (2) | CPU group | AMD Ryzen 5000H (11) |
5 | Generation | 4 |
Kryo 260 | Architecture | Cezanne (Zen 3) |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | AMD Ryzen 9 6900HX |
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CPU Cores and Base FrequencyThe Qualcomm Snapdragon 660 non LTE has 8 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Qualcomm Snapdragon 660 non LTE is 2.20 GHz while the AMD Ryzen 9 5900HX has 8 CPU cores and 16 threads can calculate simultaneously. The clock frequency of the AMD Ryzen 9 5900HX is at 3.30 GHz (4.60 GHz). |
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Qualcomm Snapdragon 660 non LTE | Characteristic | AMD Ryzen 9 5900HX |
8 | Cores | 8 |
8 | Threads | 16 |
hybrid (big.LITTLE) | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
2.20 GHz 4x Kryo 260 Gold |
A-Core | 3.30 GHz (4.60 GHz) |
1.84 GHz 4x Kryo 260 Silver |
B-Core | -- |
NPU AI performanceThe 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. |
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Qualcomm Snapdragon 660 non LTE | Characteristic | AMD Ryzen 9 5900HX |
Qualcomm AI engine | AI hardware | -- |
Hexagon 680 | AI specifications | -- |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)The Qualcomm Snapdragon 660 non LTE or AMD Ryzen 9 5900HX has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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Qualcomm Adreno 512 | GPU | AMD Radeon RX Vega 8 (Renoir) |
0.60 GHz | GPU frequency | 0.40 GHz |
0.60 GHz | GPU (Turbo) | 1.90 GHz |
5 | GPU Generation | 9 |
14 nm | Technology | 7 nm |
0 | Max. displays | 3 |
-- | Compute units | 8 |
128 | Shader | 512 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 8 GB |
11 | 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. |
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Qualcomm Adreno 512 | GPU | AMD Radeon RX Vega 8 (Renoir) |
Decode | Codec h265 / HEVC (8 bit) | Decode / Encode |
No | Codec h265 / HEVC (10 bit) | Decode / Encode |
Decode | Codec h264 | Decode / Encode |
Decode | Codec VP9 | Decode / Encode |
Decode | Codec VP8 | Decode / Encode |
No | Codec AV1 | No |
No | Codec AVC | Decode / Encode |
Decode | Codec VC-1 | Decode |
Decode | Codec JPEG | Decode / Encode |
Memory & PCIeThe Qualcomm Snapdragon 660 non LTE can use up to 8 GB of memory in 2 memory channels. The maximum memory bandwidth is 14.9 GB/s. The AMD Ryzen 9 5900HX supports up to 64 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 51.2 GB/s. |
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Qualcomm Snapdragon 660 non LTE | Characteristic | AMD Ryzen 9 5900HX |
LPDDR4-3733 | Memory | LPDDR4-4266, DDR4-3200 |
8 GB | Max. Memory | 64 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
14.9 GB/s | Max. Bandwidth | 51.2 GB/s |
No | ECC | No |
-- | L2 Cache | 4.00 MB |
-- | L3 Cache | 16.00 MB |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 12 |
-- | PCIe Bandwidth | 11.8 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Qualcomm Snapdragon 660 non LTE is --, while the AMD Ryzen 9 5900HX has a TDP of 45 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Qualcomm Snapdragon 660 non LTE | Characteristic | AMD Ryzen 9 5900HX |
-- | TDP (PL1 / PBP) | 45 W |
-- | TDP (PL2) | -- |
-- | TDP up | 54 W |
-- | TDP down | 35 W |
-- | Tjunction max. | 105 °C |
Technical detailsThe Qualcomm Snapdragon 660 non LTE is manufactured in 14 nm and has 0.00 MB cache. The AMD Ryzen 9 5900HX is manufactured in 7 nm and has a 20.00 MB cache. |
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Qualcomm Snapdragon 660 non LTE | Characteristic | AMD Ryzen 9 5900HX |
14 nm | Technology | 7 nm |
Chiplet | Chip design | Chiplet |
Armv8-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
-- | Socket | FP6 |
None | Virtualization | AMD-V, SVM |
No | AES-NI | Yes |
Android | Operating systems | Windows 10, Windows 11, Linux |
Q2/2017 | Release date | Q2/2021 |
-- | Release price | -- |
show more data | show more data | |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 4.60 GHz |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 4.20 GHz |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 4.60 GHz |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 4.20 GHz |
Qualcomm Snapdragon 660 non LTE
Qualcomm Adreno 512 @ 0.60 GHz |
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AMD Ryzen 9 5900HX
AMD Radeon RX Vega 8 (Renoir) @ 1.90 GHz |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 4.20 GHz |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 4.60 GHz |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 4.60 GHz |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 4.60 GHz |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 4.20 GHz |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 4.60 GHz |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 4.20 GHz |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 3.30 GHz |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 4.20 GHz |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 4.20 GHz |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 4.60 GHz |
Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz |
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AMD Ryzen 9 5900HX
8C 16T @ 3.30 GHz |
Devices using this processor |
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Qualcomm Snapdragon 660 non LTE | AMD Ryzen 9 5900HX |
Unknown | Unknown |