AMD Ryzen 5 6600H vs AMD Ryzen 5 7645HX

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD Ryzen 5 6600H or AMD Ryzen 5 6600H – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The AMD Ryzen 5 6600H features 6 processor cores and has the capability to manage 12 threads concurrently.
It was released in Q1/2022 and belongs to the 5 generation of the AMD Ryzen 5 series.
To use the AMD Ryzen 5 6600H, you'll need a motherboard with a FP7 socket.
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.
Mobile Segment Mobile
AMD Ryzen 5 6600H Name AMD Ryzen 5 7645HX
AMD Ryzen 6000H/7035H Group AMD Ryzen 7045
5 Generation 6
AMD Ryzen 5 Family AMD Ryzen 5
 
 

CPU Cores and Base Frequency

The AMD Ryzen 5 6600H has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the AMD Ryzen 5 6600H is 3.3 GHz
and turbo frequency for one core is 4.5 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
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.
No Overclocking Yes
4.5 GHz Turbo Frequency (1 core) 5.0 GHz
12 Threads 12
Yes Hyperthreading Yes
6x Zen 3+ Cores 6x Zen 4
3.3 GHz Frequency 4.0 GHz
6 CPU Cores 6
normal Core architecture normal
3.8 GHz Turbo Frequency (all cores) None
 
 

Internal Graphics

The AMD Ryzen 5 6600H has integrated graphics, called iGPU for short.
Specifically, the AMD Ryzen 5 6600H uses the AMD Radeon RX 660M, 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.
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.
1.9 GHz GPU frequency 0.4 GHz
8 Execution units 2
Q1/2022 Release date Q3/2022
-- GPU (Turbo) 2.2 GHz
-- Max. displays --
512 Shaders 128
8.0 GB Max. GPU Memory 8.0 GB
9 Generation 9
12 Direct X 12
6 nm Technology 6 nm
AMD Radeon RX 660M GPU name AMD Radeon 610M Graphics
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

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.
Decode / Encode h265 / HEVC (8 bit) Decode / Encode
Decode AV1 Decode
Decode / Encode VP9 Decode / Encode
Decode VC-1 Decode
Decode / Encode VP8 Decode / Encode
Decode / Encode h264 Decode / Encode
Decode / Encode JPEG Decode / Encode
Decode / Encode AVC Decode / Encode
Decode / Encode h265 / HEVC (10 bit) Decode / Encode
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 76.8 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
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.
64.0 GB Max. Memory 128.0 GB
DDR5-4800, LPDDR5-6400 Memory type DDR5-5200
pci PCIe pci
Yes AES-NI Yes
76.8 GB/s Bandwidth 83.2 GB/s
No ECC Yes
2 Memory channels 2
 
 

Thermal Management

The processor has a thermal design power (TDP) of 45 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.
The processor has a thermal design power (TDP) of 55 W watts.
45 W TDP (PL1 / PBP) 55 W
35 W TDP down 45 W
95 °C Tjunction max 100 °C
54 W TDP up 75 W
 
 

Technical details

The AMD Ryzen 5 6600H is manufactured using a 6 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 16.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD Ryzen 5 7645HX is manufactured using a 5 nm process.
In total, this processor boasts a generous 32.0 MB cache.
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux, Windows 11
3.0 MB L2-Cache 6.0 MB
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2, AVX512
16.0 MB L3-Cache 32.0 MB
Q1/2022 Release date Q1/2023
-- Release price --
Technical data sheet Documents Technical data sheet
-- Part Number 100-000000872
FP7 Socket FL1
Rembrandt (Zen 3+) Architecture Dragon Range (Zen 4)
AMD-V, SVM Virtualization AMD-V, SVM
6 nm Technology 5 nm
Chiplet Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)