AMD Athlon II X4 620 vs AMD Ryzen 7 PRO 4750U

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD Athlon II X4 620 or AMD Athlon II X4 620 – 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 Athlon II X4 620 features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q3/2009 and belongs to the 1 generation of the AMD Athlon II series.
To use the AMD Athlon II X4 620, you'll need a motherboard with a AM3 socket.
The AMD Ryzen 7 PRO 4750U features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q2/2020 and belongs to the 3 generation of the AMD Ryzen 7 PRO series.
To use the AMD Ryzen 7 PRO 4750U, you'll need a motherboard with a FP6 socket.
Desktop / Server Segment Mobile
AMD Athlon II X4 620 Name AMD Ryzen 7 PRO 4750U
AMD Athlon II Family AMD Ryzen 7 PRO
1 Generation 3
AMD Athlon II X4 (Propus) Group AMD Ryzen 4000U
 
 

CPU Cores and Base Frequency

The AMD Athlon II X4 620 has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the AMD Athlon II X4 620 is 2.6 GHz
The AMD Ryzen 7 PRO 4750U has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the AMD Ryzen 7 PRO 4750U is 1.7 GHz
and turbo frequency for one core is 4.1 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
4 Threads 16
None None 3.1 GHz
No Hyperthreading Yes
4x Cores 8x
No Overclocking No
normal Core architecture normal
2.6 GHz Frequency 1.7 GHz
None None 4.1 GHz
4 CPU Cores 8
 
 

Internal Graphics

The AMD Athlon II X4 620 does not have integrated graphics.
The AMD Ryzen 7 PRO 4750U has integrated graphics, called iGPU for short.
Specifically, the AMD Ryzen 7 PRO 4750U uses the AMD Radeon 7 Graphics (Renoir), which has 448 texture shaders
and 7 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- GPU frequency 1.6 GHz
-- Release date Q1/2020
-- Direct X 12
GPU name AMD Radeon 7 Graphics (Renoir)
-- Technology 7 nm
-- Max. displays --
-- Shaders 448
0 bytes Max. GPU Memory 2.0 GB
-- Execution units 7
-- Generation 9
-- GPU (Turbo) --
 
 

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.
-- AVC Decode / Encode
-- VC-1 Decode
-- VP9 Decode / Encode
-- h265 / HEVC (10 bit) Decode / Encode
-- h264 Decode / Encode
-- VP8 Decode / Encode
-- h265 / HEVC (8 bit) Decode / Encode
-- JPEG Decode / Encode
-- AV1 No
 
 

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 51.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 2
16.0 GB Max. Memory 64.0 GB
pci PCIe pci
No AES-NI Yes
No ECC Yes
-- Bandwidth 51.2 GB/s
DDR3-1333 Memory type DDR4-3200
 
 

Thermal Management

The processor has a thermal design power (TDP) of 95 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 15 W watts.
None TDP up 25 W
-- Tjunction max 105 °C
95 W TDP (PL1 / PBP) 15 W
None TDP down 10 W
 
 

Technical details

The AMD Athlon II X4 620 is manufactured using a 45 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD Ryzen 7 PRO 4750U is manufactured using a 7 nm process.
In total, this processor boasts a generous 8.0 MB cache.
Q3/2009 Release date Q2/2020
-- Part Number --
2.0 MB L2-Cache 0 bytes
AMD-V Virtualization AMD-V, SVM
SSE3, SSE4a, MMX, 3DNow! ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2
-- Chip design Chiplet
Propus Architecture Renoir (Zen 2)
45 nm Technology 7 nm
AM3 Socket FP6
Windows 10, Linux Operating systems Windows 10, Linux, Windows 11
-- Release price --
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
0 bytes L3-Cache 8.0 MB
 
 

Benchmarks

Cinebench R23 (Multi-Core)

AMD Ryzen 7 PRO 4750U
8C 16T @ 1.7 GHz
8088
8088
AMD Athlon II X4 620
4C 4T @ 2.6 GHz
1275
1275

Geekbench 5, 64bit (Multi-Core)

AMD Ryzen 7 PRO 4750U
8C 16T @ 1.7 GHz
6314
6314
AMD Athlon II X4 620
4C 4T @ 2.6 GHz
1155
1155

Cinebench R20 (Multi-Core)

AMD Ryzen 7 PRO 4750U
8C 16T @ 1.7 GHz
3007
3007
AMD Athlon II X4 620
4C 4T @ 2.6 GHz
505
505

Cinebench R15 (Multi-Core)

AMD Ryzen 7 PRO 4750U
8C 16T @ 1.7 GHz
1264
1264
AMD Athlon II X4 620
4C 4T @ 2.6 GHz
238
238

Cinebench R23 (Single-Core)

AMD Ryzen 7 PRO 4750U
8C 16T @ 1.7 GHz
1184
1184
AMD Athlon II X4 620
4C 4T @ 2.6 GHz
337
337