AMD Ryzen 9 5900HS vs AMD FX-8320

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CPU comparison with benchmarks


AMD Ryzen 9 5900HS CPU1 vs CPU2 AMD FX-8320
AMD Ryzen 9 5900HS AMD FX-8320

CPU comparison

AMD Ryzen 9 5900HS or AMD FX-8320 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The AMD Ryzen 9 5900HS has 8 cores with 16 threads and clocks with a maximum frequency of 4.60 GHz. Up to 64 GB of memory is supported in 2 memory channels. The AMD Ryzen 9 5900HS was released in Q2/2021.

The AMD FX-8320 has 8 cores with 8 threads and clocks with a maximum frequency of 4.00 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD FX-8320 was released in Q4/2012.
AMD Ryzen 9 (35) Family AMD FX (30)
AMD Ryzen 5000H (11) CPU group AMD FX-8000 (11)
4 Generation 2
Cezanne (Zen 3) Architecture Vishera (Bulldozer)
Mobile Segment Desktop / Server
-- Predecessor --
AMD Ryzen 9 6900HS Successor --

CPU Cores and Base Frequency

The AMD Ryzen 9 5900HS is a 8 core processor with a clock frequency of 3.00 GHz (4.60 GHz). The AMD FX-8320 has 8 CPU cores with a clock frequency of 3.50 GHz (4.00 GHz).

AMD Ryzen 9 5900HS Characteristic AMD FX-8320
8 Cores 8
16 Threads 8
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? Yes
3.00 GHz Frequency 3.50 GHz
4.60 GHz Turbo Frequency (1 Core) 4.00 GHz
4.00 GHz Turbo Frequency (All Cores) 3.75 GHz

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 9 5900HS Characteristic AMD FX-8320
-- AI hardware --
-- AI specifications --

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

AMD Radeon RX Vega 8 (Renoir) GPU no iGPU
0.40 GHz GPU frequency --
1.75 GHz GPU (Turbo) --
9 GPU Generation --
7 nm Technology
3 Max. displays
8 Compute units --
512 Shader --
No Hardware Raytracing No
No Frame Generation No
8 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 RX Vega 8 (Renoir) 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 / Encode Codec VP9 No
Decode / Encode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The AMD Ryzen 9 5900HS supports a maximum of 64 GB of memory in 2 memory channels. The AMD FX-8320 can connect up to GB of memory in 2 memory channels.

AMD Ryzen 9 5900HS Characteristic AMD FX-8320
LPDDR4-4266, DDR4-3200 Memory DDR3-1866
64 GB Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
51.2 GB/s Max. Bandwidth 29.9 GB/s
No ECC Yes
4.00 MB L2 Cache --
16.00 MB L3 Cache 8.00 MB
3.0 PCIe version --
12 PCIe lanes --
11.8 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen 9 5900HS has a TDP of 35 W, that of the AMD FX-8320 is 125 W.

AMD Ryzen 9 5900HS Characteristic AMD FX-8320
35 W TDP (PL1 / PBP) 125 W
-- TDP (PL2) --
54 W TDP up --
-- TDP down --
105 °C Tjunction max. --

Technical details

The AMD Ryzen 9 5900HS has a 20.00 MB cache, while the AMD FX-8320 cache has a total of 8.00 MB.

AMD Ryzen 9 5900HS Characteristic AMD FX-8320
7 nm Technology 32 nm
Chiplet Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions SSE4.1, SSE4.2, AVX, FMA3, FMA4
FP6 Socket AM3+
AMD-V, SVM Virtualization AMD-V
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q2/2021 Release date Q4/2012
-- Release price 125 $
show more data show more data


Rate these processors

Here you can rate the AMD Ryzen 9 5900HS to help other visitors make their purchasing decisions. The average rating is 5.0 stars (3 ratings). Rate now:
Here you can rate the AMD FX-8320 to help other visitors make their purchasing decisions. The average rating is 2.8 stars (4 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Ryzen 9 5900HS (100%)
AMD FX-8320 (34%)
⌀ Multi core performance in 4 CPU benchmarks
AMD Ryzen 9 5900HS (100%)
AMD FX-8320 (29%)

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 9 5900HS AMD Ryzen 9 5900HS
8C 16T @ 4.60 GHz
1488 (100%)
AMD FX-8320 AMD FX-8320
8C 8T @ 4.00 GHz
522 (35%)

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 9 5900HS AMD Ryzen 9 5900HS
8C 16T @ 4.00 GHz
8577 (100%)
AMD FX-8320 AMD FX-8320
8C 8T @ 3.75 GHz
2489 (29%)

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 9 5900HS AMD Ryzen 9 5900HS
8C 16T @ 4.60 GHz
578 (100%)
AMD FX-8320 AMD FX-8320
8C 8T @ 4.00 GHz
188 (33%)

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 9 5900HS AMD Ryzen 9 5900HS
8C 16T @ 4.00 GHz
5002 (100%)
AMD FX-8320 AMD FX-8320
8C 8T @ 3.75 GHz
1082 (22%)

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 9 5900HS AMD Ryzen 9 5900HS
8C 16T @ 4.00 GHz
22010 (100%)
AMD FX-8320 AMD FX-8320
8C 8T @ 3.75 GHz
8291 (38%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
AMD Ryzen 9 5900HS AMD Ryzen 9 5900HS
8C 16T @ 3.00 GHz
5413 (100%)
AMD FX-8320 AMD FX-8320
8C 8T @ 3.50 GHz
1350 (25%)

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 9 5900HS AMD Ryzen 9 5900HS
8C 16T @ 4.60 GHz
1478 (100%)
AMD FX-8320 AMD FX-8320
8C 8T @ 4.00 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 9 5900HS AMD Ryzen 9 5900HS
8C 16T @ 4.00 GHz
12794 (100%)
AMD FX-8320 AMD FX-8320
8C 8T @ 3.75 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 9 5900HS AMD Ryzen 9 5900HS
8C 16T @ 4.60 GHz
2004 (100%)
AMD FX-8320 AMD FX-8320
8C 8T @ 4.00 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 9 5900HS AMD Ryzen 9 5900HS
8C 16T @ 4.00 GHz
6886 (100%)
AMD FX-8320 AMD FX-8320
8C 8T @ 3.75 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 9 5900HS AMD Ryzen 9 5900HS
AMD Radeon RX Vega 8 (Renoir) @ 1.75 GHz
1792 (100%)
AMD FX-8320 AMD FX-8320
@ 0.00 GHz
0 (0%)

Blender 3.1 Benchmark

In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.
AMD Ryzen 9 5900HS AMD Ryzen 9 5900HS
8C 16T @ 4.00 GHz
161 (100%)
AMD FX-8320 AMD FX-8320
8C 8T @ 3.75 GHz
0 (0%)

CPU-Z Benchmark 17 (Single-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
AMD Ryzen 9 5900HS AMD Ryzen 9 5900HS
8C 16T @ 4.00 GHz
0 (0%)
AMD FX-8320 AMD FX-8320
8C 8T @ 3.75 GHz
223 (100%)

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 9 5900HS AMD Ryzen 9 5900HS
8C 16T @ 4.60 GHz
0 (0%)
AMD FX-8320 AMD FX-8320
8C 8T @ 4.00 GHz
91 (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 9 5900HS AMD Ryzen 9 5900HS
8C 16T @ 4.00 GHz
0 (0%)
AMD FX-8320 AMD FX-8320
8C 8T @ 3.75 GHz
608 (100%)

Devices using this processor

AMD Ryzen 9 5900HS AMD FX-8320
Unknown Unknown

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