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AMD Ryzen 5 8645HS Benchmark, Test and specs
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The AMD Ryzen 5 8645HS has 6 cores with 12 threads and is based on the 7. gen of the AMD Ryzen 5 series. The processor uses a mainboard with the FP8 socket and was released in Q1/2024. The AMD Ryzen 5 8645HS scores 1,802 points in the Geekbench 5 single-core benchmark. In the Geekbench 5 multi-core benchmark, the result is 7,768 points.
| Name: | AMD Ryzen 5 8645HS |
|---|---|
| Family: | AMD Ryzen 5 (93) |
| CPU group: | AMD Ryzen 8040 (22) |
| Architecture: | Hawk Point (Zen 4) |
| Technology: | 4 nm |
| Segment: | Notebook |
| Generation: | 7 |
| Predecessor: | -- |
| Successor: | -- |
CPU Cores and Base Frequency
The AMD Ryzen 5 8645HS has 6 CPU cores and can calculate 12 threads in parallel. The clock frequency of the AMD Ryzen 5 8645HS is 4.30 GHz (5.00 GHz). The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
| CPU Cores / Threads: | 6 / 12 |
|---|---|
| Core architecture: | normal |
| Cores: | 6x Zen 4 |
| Hyperthreading / SMT: | Yes |
|---|---|
| Overclocking: | No |
| Frequency: | 4.30 GHz |
| Turbo Frequency (1 Core): | 5.00 GHz |
| Turbo Frequency (6 Cores): | -- |
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: | AMD Ryzen™ AI |
|---|---|
| AI specifications: | AMD Ryzen™ AI (XDNA) @ 16 TOPS |
| NPU + CPU + iGPU: | -- |
Integrated graphics (iGPU)
The AMD Ryzen 5 8645HS has integrated graphics, called iGPU for short. Specifically, the AMD Ryzen 5 8645HS uses the AMD Radeon 760M, which has 512 texture shaders and 8 execution units. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
| GPU name: | AMD Radeon 760M |
|---|---|
| GPU frequency: | 0.80 GHz |
| GPU (Turbo): | 2.60 GHz |
| Compute units: | 8 |
| Shader: | 512 |
| Hardware Raytracing: | Yes |
| Release date: | Q1/2023 |
| Max. displays: | 4 |
|---|---|
| Generation: | 10 |
| Direct X: | 12 |
| Technology: | 4 nm |
| Max. GPU Memory: | 32 GB |
| Frame Generation: | AMD FSR |
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 |
| VP9: | Decode |
| AV1: | Decode / Encode |
|---|---|
| AVC: | Decode |
| VC-1: | Decode |
| JPEG: | Decode / Encode |
Memory & PCIeThe processor can use up to 256 GB memory in 2 (Dual Channel) memory channels. The maximum memory bandwidth is 120.0 GB/s. The memory type as well as the amount of memory can greatly affect the speed of the system. |
|
| Memory type: | Memory bandwidth: |
|---|---|
| DDR5-4800 DDR5-5600 LPDDR5-6400 LPDDR5X-7500 | 76.8 GB/s 89.6 GB/s 102.4 GB/s 120.0 GB/s |
| Max. Memory: | 256 GB |
| Memory channels: | 2 (Dual Channel) |
| ECC: | No |
| PCIe: | 4.0 x 20 |
| PCIe Bandwidth: | 39.4 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the processor is 45 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): | 45 W |
| TDP (PL2): | -- |
| TDP up: | 54 W |
| TDP down: | 35 W |
| Tjunction max.: | 100 °C |
Technical details
The AMD Ryzen 5 8645HS is made in 4 nm. The smaller the manufacturing process of a CPU, the more modern and energy-efficient it is. Overall, the processor has 22.00 MB cache. A large cache can greatly speed up the processor's speed in some cases such as games.
| Technology: | 4 nm |
|---|---|
| Chip design: | Monolithic |
| Socket: | FP8 |
| L2-Cache: | 6.00 MB |
| L3-Cache: | 16.00 MB |
| AES-NI: | Yes |
| Operating systems: | Windows 10, Windows 11, Linux |
| Virtualization: | AMD-V, SVM |
|---|---|
| Instruction set (ISA): | x86-64 (64 bit) |
| ISA extensions: | SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 |
| Release date: | Q1/2024 |
| Release price: | -- |
| Part Number: | 100-000001310 |
| Documents: | Technical data sheet |
6C 12T @ 4.30 GHz (5.00 GHz)
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Benchmark results
The benchmark results for the AMD Ryzen 5 8645HS 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.
Cinebench 2024 Single-Core
The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
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AMD Ryzen 7 PRO 8840U
8C 16T @ 5.10 GHz |
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Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz |
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Intel Core Ultra 5 135H
14C 18T @ 4.60 GHz |
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AMD Ryzen 5 8645HS
6C 12T @ 5.00 GHz |
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AMD Ryzen 5 PRO 8645HS
6C 12T @ 5.00 GHz |
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AMD Ryzen 5 8640HS
6C 12T @ 5.00 GHz |
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AMD Ryzen 5 PRO 7640HS
6C 12T @ 5.00 GHz |
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Cinebench 2024 Multi-Core
The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
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AMD Ryzen 7 7840U
8C 16T @ 5.10 GHz |
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Intel Core i7-12650H
10C 16T @ 4.70 GHz |
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AMD Ryzen 9 6900HX
8C 16T @ 4.90 GHz |
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AMD Ryzen 5 8645HS
6C 12T @ 5.00 GHz |
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AMD Ryzen 5 PRO 8645HS
6C 12T @ 5.00 GHz |
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AMD Ryzen 5 PRO 7640HS
6C 12T @ 5.00 GHz |
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AMD Ryzen 5 7640HS
6C 12T @ 5.00 GHz |
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Geekbench 6 Single-Core
Geekbench 6 is a partial load benchmark for modern computers, notebooks and smartphones. In the single-core test, only the fastest CPU core is measured. The test run simulates the performance in practice.
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Qualcomm Snapdragon X Elite (X1E-78-100)
12C 12T @ 3.40 GHz |
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Intel Core Ultra 5 225H
14C 14T @ 4.90 GHz |
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AMD Ryzen 7 8745HS
8C 16T @ 4.90 GHz |
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AMD Ryzen 5 8645HS
6C 12T @ 5.00 GHz |
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AMD Ryzen 5 7640HS
6C 12T @ 5.00 GHz |
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AMD Ryzen 5 PRO 7640HS
6C 12T @ 5.00 GHz |
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AMD Ryzen 5 8640HS
6C 12T @ 5.00 GHz |
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Geekbench 6 Multi-Core
The practical Geekbench 6 multi-core benchmark tests the system's performance under partial load. The processor's maximum power consumption is far from being used up.
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Intel Core i5-1340PE
12C 16T @ 1.80 GHz |
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Apple M1 Pro (8-CPU)
8C 8T @ 3.20 GHz |
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Intel Core i7-12650H
10C 16T @ 3.80 GHz |
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AMD Ryzen 5 8645HS
6C 12T @ 4.30 GHz |
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AMD Ryzen 5 7640HS
6C 12T @ 4.30 GHz |
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AMD Ryzen 5 PRO 7640HS
6C 12T @ 4.30 GHz |
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AMD Ryzen 5 PRO 8645HS
6C 12T @ 4.30 GHz |
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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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Intel Core i5-13600HX
14C 20T @ 4.80 GHz |
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AMD Ryzen Z1
6C 12T @ 4.90 GHz |
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Intel Core i5-14500HX
14C 20T @ 4.90 GHz |
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AMD Ryzen 5 8645HS
6C 12T @ 5.00 GHz |
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AMD Ryzen 5 7640HS
6C 12T @ 5.00 GHz |
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AMD Ryzen 5 PRO 7640HS
6C 12T @ 5.00 GHz |
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AMD Ryzen 5 8640HS
6C 12T @ 5.00 GHz |
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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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Intel Core i5-12450H
8C 12T @ 3.40 GHz |
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Intel Core i7-1365UE
10C 12T @ 1.70 GHz |
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Intel Core i7-1365URE
10C 12T @ 1.70 GHz |
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AMD Ryzen 5 8645HS
6C 12T @ 4.30 GHz |
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AMD Ryzen 5 7640HS
6C 12T @ 4.30 GHz |
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AMD Ryzen 5 PRO 7640HS
6C 12T @ 4.30 GHz |
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AMD Ryzen 5 PRO 8645HS
6C 12T @ 4.30 GHz |
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iGPU - FP32 Performance (Single-precision GFLOPS)
The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
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AMD Ryzen 7 6800H
AMD Radeon 680M @ 2.20 GHz |
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Apple M2 (8-GPU)
Apple M2 (8 Core) @ 1.40 GHz |
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Apple M3 (8-GPU)
Apple M3 (8 Core) @ 1.40 GHz |
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AMD Ryzen 5 8645HS
AMD Radeon 760M @ 2.60 GHz |
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AMD Ryzen 5 7640HS
AMD Radeon 760M @ 2.60 GHz |
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AMD Ryzen 5 7640U
AMD Radeon 760M @ 2.60 GHz |
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AMD Ryzen 5 PRO 7640HS
AMD Radeon 760M @ 2.60 GHz |
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Estimated results for PassMark CPU Mark
Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
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Intel Core i7-11700B
8C 16T @ 4.00 GHz |
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AMD Ryzen 9 PRO 6950H
8C 16T @ 4.20 GHz |
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AMD Ryzen AI 7 PRO 360
8C 16T @ 2.00 GHz |
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AMD Ryzen 5 8645HS
6C 12T @ 4.30 GHz |
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Apple M4
9C 9T @ 0.91 GHz |
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Apple M1 Max (32-GPU)
10C 10T @ 3.20 GHz |
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Apple M1 Max (24-GPU)
10C 10T @ 3.20 GHz |
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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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Apple M2 Ultra (60-GPU)
24C 24T @ 0.66 GHz |
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Apple M1 Ultra (48-GPU)
20C 20T @ 0.60 GHz |
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Apple M1 Ultra (64-GPU)
20C 20T @ 0.60 GHz |
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AMD Ryzen 5 8645HS
6C 12T @ 4.30 GHz |
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AMD Ryzen 7 PRO 8840U
8C 16T @ 3.30 GHz |
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AMD Ryzen 5 PRO 8640HS
6C 12T @ 3.50 GHz |
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AMD Ryzen 5 PRO 8645HS
6C 12T @ 4.30 GHz |
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Benchmarks
Cinebench 2024 (SC)
364 entries
364 entries
Cinebench 2024 (MC)
361 entries
361 entries
Geekbench 6 (SC)
1,888 entries
1,888 entries
Geekbench 6 (MC)
1,822 entries
1,822 entries
Geekbench 5 (SC)
2,510 entries
2,510 entries
Geekbench 5 (MC)
2,477 entries
2,477 entries
FP32 SP (iGPU)
2,155 entries
2,155 entries
3DMark Timespy (iGPU)
530 entries
530 entries
PassMark CPU-Mark
2,459 entries
2,459 entries
AI performance (NPU)
182 entries
182 entries
Popular comparisons
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