AMD Ryzen 5 7645HX Benchmark, Test and specs

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CPU lineage

The AMD Ryzen 5 7645HX features 6 processor cores and has the capability to manage 12 threads concurrently. It was released in Q1/2023 and belongs to the 6 generation of the AMD Ryzen 5 series. To use the AMD Ryzen 5 7645HX, you'll need a motherboard with a FL1 socket.
Name: AMD Ryzen 5 7645HX
Family: AMD Ryzen 5
Group: AMD Ryzen 7045
Segment: Mobile
Generation: 6

CPU Cores and Base Frequency

The AMD Ryzen 5 7645HX has 6 CPU cores and can calculate 12 threads in parallel. The clock frequency of the AMD Ryzen 5 7645HX is 4.0 GHz and turbo frequency for one core is 5.0 GHz. The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
CPU Cores: 6
Threads: 12
Cores: 6x Zen 4
Core architecture: normal
Hyperthreading: Yes
Overclocking: Yes
Frequency: 4.0 GHz
Turbo Frequency (1 core): 5.0 GHz

Internal Graphics

The AMD Ryzen 5 7645HX has integrated graphics, called iGPU for short. Specifically, the AMD Ryzen 5 7645HX uses the AMD Radeon 610M Graphics, which has 128 texture shaders and 2 execution units. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
GPU name: AMD Radeon 610M Graphics
GPU frequency: 0.4 GHz
GPU (Turbo): 2.2 GHz
Execution units: 2
Shaders: 128
Max. GPU Memory: 8.0 GB
Max. displays: --
Generation: 9
Direct X: 12
Technology: 6 nm
Release date: Q3/2022

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 / Encode
AV1: Decode
AVC: Decode / Encode
VC-1: Decode
JPEG: Decode / Encode

Memory & PCIe

The processor supports a maximum memory capacity of 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 83.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
Memory type: DDR5-5200
Max. Memory: 128.0 GB
Memory channels: 2
Bandwidth: 83.2 GB/s
ECC: Yes
PCIe: pci
AES-NI: Yes

Thermal Management

The processor has a thermal design power (TDP) of 55 W watts. TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
TDP (PL1 / PBP): 55 W
TDP (PL2): None
TDP up: 75 W
TDP down: 45 W
Tjunction max: 100 °C

Technical details

The AMD Ryzen 5 7645HX is manufactured using a 5 nm process. A smaller manufacturing process indicates a more contemporary and energy-efficient CPU. In total, this processor boasts a generous 32.0 MB cache. A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
Technology: 5 nm
Chip design: Chiplet
Socket: FL1
L2-Cache: 6.0 MB
L3-Cache: 32.0 MB
Architecture: Dragon Range (Zen 4)
Operating systems: Windows 10, Linux, Windows 11
Virtualization: AMD-V, SVM
Instruction set (ISA): x86-64 (64 bit)
ISA extensions: SSE4a, SSE4.1, SSE4.2, FMA3, AVX2, AVX512
Release date: Q1/2023
Release price: --
Part Number: 100-000000872
Documents: Technical data sheet
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Benchmarks

iGPU - FP32 Performance (Single-precision GFLOPS)

AMD Ryzen Embedded R2312
2C 4T @ 2.7 GHz
461
461
Intel Pentium J6426
4C 4T @ 2.0 GHz
456
456
AMD Ryzen 5 7645HX
6C 12T @ 4.0 GHz
443
443
Intel Core i5-6600T
4C 4T @ 2.7 GHz
442
442
Intel Core i3-10305
4C 8T @ 3.8 GHz
442
442

All benchmarks for AMD Ryzen 5 7645HX