AMD Ryzen 7 PRO 7840HS vs AMD Athlon II X4 620

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CPU comparison with benchmarks


AMD Ryzen 7 PRO 7840HS CPU1 vs CPU2 AMD Athlon II X4 620
AMD Ryzen 7 PRO 7840HS AMD Athlon II X4 620

CPU comparison

In this CPU comparison, we compare the AMD Ryzen 7 PRO 7840HS and the AMD Athlon II X4 620 and use benchmarks to check which processor is faster.

We compare the AMD Ryzen 7 PRO 7840HS 8 core processor released in Q2/2023 with the AMD Athlon II X4 620 which has 4 CPU cores and was introduced in Q3/2009.
AMD Ryzen 7 PRO (21) Family AMD Athlon II (52)
AMD Ryzen 7040 (21) CPU group AMD Athlon II X4 (Propus) (10)
6 Generation 1
Phoenix (Zen 4) Architecture Propus
Mobile Segment Desktop / Server
-- Predecessor --
AMD Ryzen 7 PRO 8840HS Successor --

CPU Cores and Base Frequency

The AMD Ryzen 7 PRO 7840HS is a 8 core processor with a clock frequency of 3.80 GHz (5.10 GHz). The processor can compute 16 threads at the same time. The AMD Athlon II X4 620 clocks with 2.60 GHz, has 4 CPU cores and can calculate 4 threads in parallel.

AMD Ryzen 7 PRO 7840HS Characteristic AMD Athlon II X4 620
8 Cores 4
16 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
3.80 GHz Frequency 2.60 GHz
5.10 GHz Turbo Frequency (1 Core) --
4.25 GHz Turbo Frequency (All 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.

AMD Ryzen 7 PRO 7840HS Characteristic AMD Athlon II X4 620
AMD Ryzen AI AI hardware --
AMD dedicated AI XDNA Technology AI specifications --

Internal Graphics

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 780M GPU no iGPU
0.80 GHz GPU frequency --
2.70 GHz GPU (Turbo) --
3 GPU Generation --
4 nm Technology
4 Max. displays
12 Compute units --
768 Shader --
Yes Hardware Raytracing No
AMD FSR Frame Generation No
32 GB Max. GPU Memory --
12 DirectX Version --

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 780M GPU no iGPU
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode Codec VP9 No
Decode Codec VP8 No
Decode / Encode Codec AV1 No
Decode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

Up to 256 GB of memory in a maximum of 2 memory channels is supported by the AMD Ryzen 7 PRO 7840HS, while the AMD Athlon II X4 620 supports a maximum of 16 GB of memory with a maximum memory bandwidth of 21.3 GB/s enabled.

AMD Ryzen 7 PRO 7840HS Characteristic AMD Athlon II X4 620
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 Memory DDR3-1333
256 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
120.0 GB/s Max. Bandwidth 21.3 GB/s
Yes ECC No
8.00 MB L2 Cache 2.00 MB
16.00 MB L3 Cache --
4.0 PCIe version 2.0
20 PCIe lanes --
39.4 GB/s PCIe Bandwidth --

Thermal Management

The AMD Ryzen 7 PRO 7840HS has a TDP of 54 W. The TDP of the AMD Athlon II X4 620 is 95 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Ryzen 7 PRO 7840HS Characteristic AMD Athlon II X4 620
54 W TDP (PL1 / PBP) 95 W
-- TDP (PL2) --
-- TDP up --
35 W TDP down --
100 °C Tjunction max. --

Technical details

The AMD Ryzen 7 PRO 7840HS has 24.00 MB cache and is manufactured in 4 nm. The cache of AMD Athlon II X4 620 is at 2.00 MB. The processor is manufactured in 45 nm.

AMD Ryzen 7 PRO 7840HS Characteristic AMD Athlon II X4 620
4 nm Technology 45 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 ISA extensions MMX, 3DNow!, SSE3, SSE4a
FP8 Socket AM3
AMD-V, SVM Virtualization AMD-V
Yes AES-NI No
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q2/2023 Release date Q3/2009
-- Release price --
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Here you can rate the AMD Ryzen 7 PRO 7840HS to help other visitors make their purchasing decisions. The average rating is 5.0 stars (3 ratings). Rate now:
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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Ryzen 7 PRO 7840HS (100%)
AMD Athlon II X4 620 (19%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Ryzen 7 PRO 7840HS (100%)
AMD Athlon II X4 620 (8%)

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 7 PRO 7840HS AMD Ryzen 7 PRO 7840HS
8C 16T @ 5.10 GHz
1757 (100%)
AMD Athlon II X4 620 AMD Athlon II X4 620
4C 4T @ 2.60 GHz
337 (19%)

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 7 PRO 7840HS AMD Ryzen 7 PRO 7840HS
8C 16T @ 4.25 GHz
15930 (100%)
AMD Athlon II X4 620 AMD Athlon II X4 620
4C 4T @ 2.60 GHz
1275 (8%)

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.
AMD Ryzen 7 PRO 7840HS AMD Ryzen 7 PRO 7840HS
8C 16T @ 5.10 GHz
1857 (100%)
AMD Athlon II X4 620 AMD Athlon II X4 620
4C 4T @ 2.60 GHz
334 (18%)

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.
AMD Ryzen 7 PRO 7840HS AMD Ryzen 7 PRO 7840HS
8C 16T @ 4.25 GHz
11334 (100%)
AMD Athlon II X4 620 AMD Athlon II X4 620
4C 4T @ 2.60 GHz
1155 (10%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
AMD Ryzen 7 PRO 7840HS AMD Ryzen 7 PRO 7840HS
8C 16T @ 4.25 GHz
28412 (100%)
AMD Athlon II X4 620 AMD Athlon II X4 620
4C 4T @ 2.60 GHz
1916 (7%)

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.
AMD Ryzen 7 PRO 7840HS AMD Ryzen 7 PRO 7840HS
8C 16T @ 5.10 GHz
102 (100%)
AMD Athlon II X4 620 AMD Athlon II X4 620
4C 4T @ 2.60 GHz
0 (0%)

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 PRO 7840HS AMD Ryzen 7 PRO 7840HS
8C 16T @ 5.10 GHz
866 (100%)
AMD Athlon II X4 620 AMD Athlon II X4 620
4C 4T @ 2.60 GHz
0 (0%)

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.
AMD Ryzen 7 PRO 7840HS AMD Ryzen 7 PRO 7840HS
8C 16T @ 5.10 GHz
2456 (100%)
AMD Athlon II X4 620 AMD Athlon II X4 620
4C 4T @ 2.60 GHz
0 (0%)

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.
AMD Ryzen 7 PRO 7840HS AMD Ryzen 7 PRO 7840HS
8C 16T @ 4.25 GHz
12135 (100%)
AMD Athlon II X4 620 AMD Athlon II X4 620
4C 4T @ 2.60 GHz
0 (0%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 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 7 PRO 7840HS AMD Ryzen 7 PRO 7840HS
8C 16T @ 5.10 GHz
0 (0%)
AMD Athlon II X4 620 AMD Athlon II X4 620
4C 4T @ 2.60 GHz
132 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 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 7 PRO 7840HS AMD Ryzen 7 PRO 7840HS
8C 16T @ 4.25 GHz
0 (0%)
AMD Athlon II X4 620 AMD Athlon II X4 620
4C 4T @ 2.60 GHz
505 (100%)

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 7 PRO 7840HS AMD Ryzen 7 PRO 7840HS
AMD Radeon 780M @ 2.70 GHz
4201 (100%)
AMD Athlon II X4 620 AMD Athlon II X4 620
@ 0.00 GHz
0 (0%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 7 PRO 7840HS AMD Ryzen 7 PRO 7840HS
8C 16T @ 5.10 GHz
0 (0%)
AMD Athlon II X4 620 AMD Athlon II X4 620
4C 4T @ 2.60 GHz
62 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 7 PRO 7840HS AMD Ryzen 7 PRO 7840HS
8C 16T @ 4.25 GHz
0 (0%)
AMD Athlon II X4 620 AMD Athlon II X4 620
4C 4T @ 2.60 GHz
238 (100%)

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).
AMD Ryzen 7 PRO 7840HS AMD Ryzen 7 PRO 7840HS
8C 16T @ 3.80 GHz
10 (100%)
AMD Athlon II X4 620 AMD Athlon II X4 620
4C 4T @ 2.60 GHz
0 (0%)

Devices using this processor

AMD Ryzen 7 PRO 7840HS AMD Athlon II X4 620
Unknown Unknown

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