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.
AMD Ryzen 5 8645HS

CPU lineage

The segment in which we have classified the AMD Ryzen 5 8645HS. Here you can see if it is a desktop processor or a mobile processor or which processor may be the successor of the AMD Ryzen 5 8645HS.

Name: AMD Ryzen 5 8645HS
Family: AMD Ryzen 5 (85)
CPU group: AMD Ryzen 8040 (20)
Architecture: Hawk Point (Zen 4)
Segment: Mobile
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): --

Artificial Intelligence and Machine Learning

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. 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.

AI hardware: AMD Ryzen AI
AI specifications: AMD Ryzen™ AI

Internal Graphics

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 & PCIe

The 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: Yes
PCIe: 4.0 x 20
PCIe Bandwidth: 39.4 GB/s

Thermal Management

The 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

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Benchmark results

Verified 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.
Intel Core i5-12500T Intel Core i5-12500T
6C 12T @ 4.40 GHz
101
Intel Core Ultra 5 125H Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz
100
Intel Core Ultra 5 135H Intel Core Ultra 5 135H
14C 18T @ 4.60 GHz
100
AMD Ryzen 5 8645HS AMD Ryzen 5 8645HS
6C 12T @ 5.00 GHz
99
AMD Ryzen 5 PRO 8645HS AMD Ryzen 5 PRO 8645HS
6C 12T @ 5.00 GHz
99
AMD Ryzen 5 8640HS AMD Ryzen 5 8640HS
6C 12T @ 5.00 GHz
99
AMD Ryzen 5 PRO 7640HS AMD Ryzen 5 PRO 7640HS
6C 12T @ 5.00 GHz
99

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.
AMD Ryzen 7 3700X AMD Ryzen 7 3700X
8C 16T @ 4.40 GHz
736
AMD Ryzen 7 3800XT AMD Ryzen 7 3800XT
8C 16T @ 4.70 GHz
734
AMD Ryzen 7 3800X AMD Ryzen 7 3800X
8C 16T @ 4.50 GHz
712
AMD Ryzen 5 8645HS AMD Ryzen 5 8645HS
6C 12T @ 5.00 GHz
702
AMD Ryzen 5 PRO 8645HS AMD Ryzen 5 PRO 8645HS
6C 12T @ 5.00 GHz
702
AMD Ryzen 5 PRO 7640HS AMD Ryzen 5 PRO 7640HS
6C 12T @ 5.00 GHz
702
AMD Ryzen 5 7640HS AMD Ryzen 5 7640HS
6C 12T @ 5.00 GHz
702

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.
Intel Core i5-14500HX Intel Core i5-14500HX
14C 20T @ 4.90 GHz
1818
Intel Xeon w9-3475X Intel Xeon w9-3475X
36C 72T @ 4.80 GHz
1814
Intel Core i5-12500 Intel Core i5-12500
6C 12T @ 4.60 GHz
1804
AMD Ryzen 5 8645HS AMD Ryzen 5 8645HS
6C 12T @ 5.00 GHz
1802
AMD Ryzen 5 PRO 8645HS AMD Ryzen 5 PRO 8645HS
6C 12T @ 5.00 GHz
1802
AMD Ryzen 5 8640HS AMD Ryzen 5 8640HS
6C 12T @ 5.00 GHz
1802
AMD Ryzen 5 PRO 7640HS AMD Ryzen 5 PRO 7640HS
6C 12T @ 5.00 GHz
1802

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.
Intel Core i5-12450H Intel Core i5-12450H
8C 12T @ 3.40 GHz
7786
Intel Core i7-1365UE Intel Core i7-1365UE
10C 12T @ 1.70 GHz
7786
Intel Xeon E5-2697 v2 Intel Xeon E5-2697 v2
12C 24T @ 3.10 GHz
7782
AMD Ryzen 5 8645HS AMD Ryzen 5 8645HS
6C 12T @ 4.30 GHz
7768
AMD Ryzen 5 PRO 8645HS AMD Ryzen 5 PRO 8645HS
6C 12T @ 4.30 GHz
7768
AMD Ryzen 5 PRO 7640HS AMD Ryzen 5 PRO 7640HS
6C 12T @ 4.30 GHz
7768
AMD Ryzen 5 7640HS AMD Ryzen 5 7640HS
6C 12T @ 4.30 GHz
7768

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i9-11900K Intel Core i9-11900K
8C 16T @ 5.30 GHz
2491
Intel Core i5-13600 Intel Core i5-13600
14C 20T @ 5.00 GHz
2488
Intel Core i9-12900TE Intel Core i9-12900TE
16C 24T @ 4.80 GHz
2481
AMD Ryzen 5 8645HS AMD Ryzen 5 8645HS
6C 12T @ 5.00 GHz
2478
AMD Ryzen 5 PRO 8645HS AMD Ryzen 5 PRO 8645HS
6C 12T @ 5.00 GHz
2478
AMD Ryzen 5 8640HS AMD Ryzen 5 8640HS
6C 12T @ 5.00 GHz
2478
AMD Ryzen 5 PRO 7640HS AMD Ryzen 5 PRO 7640HS
6C 12T @ 5.00 GHz
2478

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i5-12500 Intel Core i5-12500
6C 12T @ 4.00 GHz
10401
AMD Ryzen 7 5800 AMD Ryzen 7 5800
8C 16T @ 4.00 GHz
10397
Intel Core i5-12600 Intel Core i5-12600
6C 12T @ 4.40 GHz
10379
AMD Ryzen 5 8645HS AMD Ryzen 5 8645HS
6C 12T @ 4.30 GHz
10357
AMD Ryzen 5 PRO 8645HS AMD Ryzen 5 PRO 8645HS
6C 12T @ 4.30 GHz
10357
AMD Ryzen 5 PRO 7640HS AMD Ryzen 5 PRO 7640HS
6C 12T @ 4.30 GHz
10357
AMD Ryzen 5 7640HS AMD Ryzen 5 7640HS
6C 12T @ 4.30 GHz
10357

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.
AMD Ryzen 5 8600G AMD Ryzen 5 8600G
AMD Radeon 760M @ 2.80 GHz
2868
Apple M2 (8-GPU) Apple M2 (8-GPU)
Apple M2 (8 Core) @ 1.40 GHz
2840
Apple M3 (8-GPU) Apple M3 (8-GPU)
Apple M3 (8 Core) @ 1.40 GHz
2840
AMD Ryzen 5 8645HS AMD Ryzen 5 8645HS
AMD Radeon 760M @ 2.60 GHz
2663
AMD Ryzen 5 PRO 8640U AMD Ryzen 5 PRO 8640U
AMD Radeon 760M @ 2.60 GHz
2663
AMD Ryzen 5 PRO 8640HS AMD Ryzen 5 PRO 8640HS
AMD Radeon 760M @ 2.60 GHz
2663
AMD Ryzen 5 PRO 8645HS AMD Ryzen 5 PRO 8645HS
AMD Radeon 760M @ 2.60 GHz
2663

Performance for Artificial Intelligence (AI) and Machine Learning (ML)

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).
Apple M1 Ultra (48-GPU) Apple M1 Ultra (48-GPU)
20C 20T @ 0.60 GHz
22
Apple M1 Ultra (64-GPU) Apple M1 Ultra (64-GPU)
20C 20T @ 0.60 GHz
22
Apple A16 Bionic Apple A16 Bionic
6C 6T @ 3.46 GHz
17
AMD Ryzen 5 8645HS AMD Ryzen 5 8645HS
6C 12T @ 4.30 GHz
16
AMD Ryzen 7 PRO 8840U AMD Ryzen 7 PRO 8840U
8C 16T @ 3.30 GHz
16
AMD Ryzen 5 PRO 8640HS AMD Ryzen 5 PRO 8640HS
6C 12T @ 3.50 GHz
16
AMD Ryzen 5 PRO 8645HS AMD Ryzen 5 PRO 8645HS
6C 12T @ 4.30 GHz
16

Benchmarks





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