AMD Ryzen 5 4600U | AMD Ryzen 9 8945HS | |
CPU comparisonAMD Ryzen 5 4600U or AMD Ryzen 9 8945HS - 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 AMD Ryzen 5 4600U has 6 cores with 12 threads and clocks with a maximum frequency of 4.00 GHz. Up to 64 GB of memory is supported in 2 memory channels. The AMD Ryzen 5 4600U was released in Q1/2020. The AMD Ryzen 9 8945HS has 8 cores with 16 threads and clocks with a maximum frequency of 5.20 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The AMD Ryzen 9 8945HS was released in Q1/2024. |
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AMD Ryzen 5 (86) | Family | AMD Ryzen 9 (40) |
AMD Ryzen 4000U (11) | CPU group | AMD Ryzen 8040 (20) |
3 | Generation | 7 |
Renoir (Zen 2) | Architecture | Hawk Point (Zen 4) |
Mobile | Segment | Mobile |
-- | Predecessor | AMD Ryzen 9 7940HS |
AMD Ryzen 5 5600U | Successor | AMD Ryzen AI 9 365 |
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CPU Cores and Base FrequencyThe AMD Ryzen 5 4600U has 6 CPU cores and can calculate 12 threads in parallel. The clock frequency of the AMD Ryzen 5 4600U is 2.10 GHz (4.00 GHz) while the AMD Ryzen 9 8945HS has 8 CPU cores and 16 threads can calculate simultaneously. The clock frequency of the AMD Ryzen 9 8945HS is at 4.00 GHz (5.20 GHz). |
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AMD Ryzen 5 4600U | Characteristic | AMD Ryzen 9 8945HS |
6 | Cores | 8 |
12 | Threads | 16 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
2.10 GHz | Frequency | 4.00 GHz |
4.00 GHz | Turbo Frequency (1 Core) | 5.20 GHz |
3.60 GHz | Turbo Frequency (All Cores) | -- |
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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AMD Ryzen 5 4600U | Characteristic | AMD Ryzen 9 8945HS |
-- | AI hardware | AMD Ryzen™ AI |
-- | AI specifications | AMD Ryzen™ AI (XDNA) @ 16 TOPS |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)The AMD Ryzen 5 4600U or AMD Ryzen 9 8945HS 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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AMD Radeon RX Vega 6 (Renoir) | GPU | AMD Radeon 780M |
0.40 GHz | GPU frequency | 0.80 GHz |
1.50 GHz | GPU (Turbo) | 2.80 GHz |
9 | GPU Generation | 3 |
7 nm | Technology | 4 nm |
3 | Max. displays | 4 |
6 | Compute units | 12 |
384 | Shader | 768 |
No | Hardware Raytracing | Yes |
No | Frame Generation | AMD FSR |
2 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. |
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AMD Radeon RX Vega 6 (Renoir) | GPU | AMD Radeon 780M |
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 |
Decode / Encode | Codec VP8 | Decode |
No | Codec AV1 | Decode / Encode |
Decode / Encode | Codec AVC | Decode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD Ryzen 5 4600U can use up to 64 GB of memory in 2 memory channels. The maximum memory bandwidth is 51.2 GB/s. The AMD Ryzen 9 8945HS supports up to 256 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 120.0 GB/s. |
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AMD Ryzen 5 4600U | Characteristic | AMD Ryzen 9 8945HS |
LPDDR4-4266, DDR4-3200 | Memory | DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 |
64 GB | Max. Memory | 256 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
51.2 GB/s | Max. Bandwidth | 120.0 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | 8.00 MB |
8.00 MB | L3 Cache | 16.00 MB |
3.0 | PCIe version | 4.0 |
12 | PCIe lanes | 20 |
11.8 GB/s | PCIe Bandwidth | 39.4 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the AMD Ryzen 5 4600U is 15 W, while the AMD Ryzen 9 8945HS 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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AMD Ryzen 5 4600U | Characteristic | AMD Ryzen 9 8945HS |
15 W | TDP (PL1 / PBP) | 45 W |
-- | TDP (PL2) | -- |
25 W | TDP up | 54 W |
10 W | TDP down | 35 W |
105 °C | Tjunction max. | 100 °C |
Technical detailsThe AMD Ryzen 5 4600U is manufactured in 7 nm and has 8.00 MB cache. The AMD Ryzen 9 8945HS is manufactured in 4 nm and has a 24.00 MB cache. |
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AMD Ryzen 5 4600U | Characteristic | AMD Ryzen 9 8945HS |
7 nm | Technology | 4 nm |
Chiplet | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 |
FP6 | Socket | FP8 |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q1/2020 | Release date | Q1/2024 |
-- | Release price | -- |
show more data | show more data | |
AMD Ryzen 5 4600U
6C 12T @ 4.00 GHz |
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AMD Ryzen 9 8945HS
8C 16T @ 5.20 GHz |
AMD Ryzen 5 4600U
6C 12T @ 3.60 GHz |
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AMD Ryzen 9 8945HS
8C 16T @ 4.00 GHz |
AMD Ryzen 5 4600U
6C 12T @ 4.00 GHz |
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AMD Ryzen 9 8945HS
8C 16T @ 5.20 GHz |
AMD Ryzen 5 4600U
6C 12T @ 3.60 GHz |
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AMD Ryzen 9 8945HS
8C 16T @ 4.00 GHz |
AMD Ryzen 5 4600U
AMD Radeon RX Vega 6 (Renoir) @ 1.50 GHz |
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AMD Ryzen 9 8945HS
AMD Radeon 780M @ 2.80 GHz |
AMD Ryzen 5 4600U
6C 12T @ 3.60 GHz |
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AMD Ryzen 9 8945HS
8C 16T @ 4.00 GHz |
AMD Ryzen 5 4600U
6C 12T @ 4.00 GHz |
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AMD Ryzen 9 8945HS
8C 16T @ 5.20 GHz |
AMD Ryzen 5 4600U
6C 12T @ 4.00 GHz |
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AMD Ryzen 9 8945HS
8C 16T @ 5.20 GHz |
AMD Ryzen 5 4600U
6C 12T @ 4.00 GHz |
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AMD Ryzen 9 8945HS
8C 16T @ 5.20 GHz |
AMD Ryzen 5 4600U
6C 12T @ 3.60 GHz |
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AMD Ryzen 9 8945HS
8C 16T @ 4.00 GHz |
AMD Ryzen 5 4600U
6C 12T @ 4.00 GHz |
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AMD Ryzen 9 8945HS
8C 16T @ 5.20 GHz |
AMD Ryzen 5 4600U
6C 12T @ 2.10 GHz |
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AMD Ryzen 9 8945HS
8C 16T @ 4.00 GHz |
AMD Ryzen 5 4600U
6C 12T @ 2.10 GHz |
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AMD Ryzen 9 8945HS
8C 16T @ 4.00 GHz |
Devices using this processor |
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AMD Ryzen 5 4600U | AMD Ryzen 9 8945HS |
Unknown | Unknown |