AMD Ryzen 5 7645HX vs Samsung S5L8920

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CPU comparison with benchmarks


AMD Ryzen 5 7645HX CPU1 vs CPU2 Samsung S5L8920
AMD Ryzen 5 7645HX Samsung S5L8920

CPU comparison

In this CPU comparison, we compare the AMD Ryzen 5 7645HX and the Samsung S5L8920 and use benchmarks to check which processor is faster.

We compare the AMD Ryzen 5 7645HX 6 core processor released in Q1/2023 with the Samsung S5L8920 which has 1 CPU cores and was introduced in Q2/2009.
AMD Ryzen 5 (86) Family Samsung S5L (3)
AMD Ryzen 7045 (6) CPU group Samsung S5L8920 (1)
6 Generation 2
Dragon Range (Zen 4) Architecture Cortex-A8
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Ryzen 5 7645HX is a 6 core processor with a clock frequency of 4.00 GHz (5.00 GHz). The processor can compute 12 threads at the same time. The Samsung S5L8920 clocks with 0.60 GHz, has 1 CPU cores and can calculate 1 threads in parallel.

AMD Ryzen 5 7645HX Characteristic Samsung S5L8920
6 Cores 1
12 Threads 1
normal Core architecture normal
Yes Hyperthreading No
Yes Overclocking ? No
4.00 GHz Frequency 0.60 GHz
5.00 GHz Turbo Frequency (1 Core) --
-- Turbo Frequency (All 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.

AMD Ryzen 5 7645HX Characteristic Samsung S5L8920
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

AMD Radeon 610M GPU PowerVR SGX535
0.40 GHz GPU frequency --
2.20 GHz GPU (Turbo) --
9 GPU Generation --
6 nm Technology 65nm
3 Max. displays 1
2 Compute units 2
128 Shader 2
Yes Hardware Raytracing No
No Frame Generation No
8 GB Max. GPU Memory --
12 DirectX Version 10.1

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.

AMD Radeon 610M GPU PowerVR SGX535
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
Decode Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

Up to 128 GB of memory in a maximum of 2 memory channels is supported by the AMD Ryzen 5 7645HX, while the Samsung S5L8920 supports a maximum of GB of memory with a maximum memory bandwidth of -- enabled.

AMD Ryzen 5 7645HX Characteristic Samsung S5L8920
DDR5-5200 Memory
128 GB Max. Memory
2 (Dual Channel) Memory channels 0
83.2 GB/s Max. Bandwidth --
Yes ECC No
6.00 MB L2 Cache 0.26 MB
32.00 MB L3 Cache --
5.0 PCIe version --
28 PCIe lanes --
110.3 GB/s PCIe Bandwidth --

Thermal Management

The AMD Ryzen 5 7645HX has a TDP of 55 W. The TDP of the Samsung S5L8920 is --. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Ryzen 5 7645HX Characteristic Samsung S5L8920
55 W TDP (PL1 / PBP) --
-- TDP (PL2) --
75 W TDP up --
45 W TDP down --
100 °C Tjunction max. --

Technical details

The AMD Ryzen 5 7645HX has 38.00 MB cache and is manufactured in 5 nm. The cache of Samsung S5L8920 is at 0.26 MB. The processor is manufactured in 65 nm.

AMD Ryzen 5 7645HX Characteristic Samsung S5L8920
5 nm Technology 65 nm
Chiplet Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) Armv7-A (32 bit)
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 ISA extensions --
FL1 Socket --
AMD-V, SVM Virtualization None
Yes AES-NI No
Windows 10, Windows 11, Linux Operating systems Android
Q1/2023 Release date Q2/2009
-- Release price --
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Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
6C 12T @ 5.00 GHz
1802 (100%)
Samsung S5L8920 Samsung S5L8920
1C 1T @ 0.60 GHz
0 (0%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
6C 12T @ 4.00 GHz
13824 (100%)
Samsung S5L8920 Samsung S5L8920
1C 1T @ 0.60 GHz
0 (0%)

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 7645HX AMD Ryzen 5 7645HX
AMD Radeon 610M @ 2.20 GHz
443 (100%)
Samsung S5L8920 Samsung S5L8920
PowerVR SGX535 @ 0.00 GHz
0 (0%)

CPU performance per watt (efficiency)

Efficiency of the processor under full load in the Cinebench R23 (multi-core) benchmark. The benchmark result is divided by the average energy required (CPU package power in watts). The higher the value, the more efficient the CPU is under full load.
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
13,824 CB R23 MC @ 51 W
270 (100%)
Samsung S5L8920 Samsung S5L8920
0.60 GHz
0 (0%)

Devices using this processor

AMD Ryzen 5 7645HX Samsung S5L8920
Unknown Unknown

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