AMD Phenom II X3 720 vs AMD Ryzen 9 5980HX

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CPU comparison with benchmarks


AMD Phenom II X3 720 CPU1 vs CPU2 AMD Ryzen 9 5980HX
AMD Phenom II X3 720 AMD Ryzen 9 5980HX

CPU comparison

AMD Phenom II X3 720 or AMD Ryzen 9 5980HX - 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 Phenom II X3 720 has 3 cores with 3 threads and clocks with a maximum frequency of 2.80 GHz. Up to GB of memory is supported in 2 memory channels. The AMD Phenom II X3 720 was released in Q1/2009.

The AMD Ryzen 9 5980HX has 8 cores with 16 threads and clocks with a maximum frequency of 4.80 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The AMD Ryzen 9 5980HX was released in Q2/2021.
AMD Phenom II (52) Family AMD Ryzen 9 (40)
AMD Phenom II - 700 (9) CPU group AMD Ryzen 5000H (11)
3 Generation 4
Heka (K10) Architecture Cezanne (Zen 3)
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor AMD Ryzen 9 6980HX

CPU Cores and Base Frequency

The AMD Phenom II X3 720 is a 3 core processor with a clock frequency of 2.80 GHz. The AMD Ryzen 9 5980HX has 8 CPU cores with a clock frequency of 3.30 GHz (4.80 GHz).
AMD Phenom II X3 720 Characteristic AMD Ryzen 9 5980HX
3 Cores 8
3 Threads 16
normal Core architecture normal
No Hyperthreading Yes
Yes Overclocking ? No
2.80 GHz Frequency 3.30 GHz
-- Turbo Frequency (1 Core) 4.80 GHz
-- Turbo Frequency (All Cores) 4.40 GHz

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 Phenom II X3 720 Characteristic AMD Ryzen 9 5980HX
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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.
no iGPU GPU AMD Radeon RX Vega 8 (Renoir)
GPU frequency 0.40 GHz
-- GPU (Turbo) 1.90 GHz
-- GPU Generation 9
Technology 7 nm
Max. displays 3
-- Compute units 8
-- Shader 512
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 8 GB
-- DirectX Version 12

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.
no iGPU GPU AMD Radeon RX Vega 8 (Renoir)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The AMD Phenom II X3 720 supports a maximum of GB of memory in 2 memory channels. The AMD Ryzen 9 5980HX can connect up to 64 GB of memory in 2 memory channels.
AMD Phenom II X3 720 Characteristic AMD Ryzen 9 5980HX
DDR3-1333, DDR2-1066 Memory LPDDR4-4266, DDR4-3200
Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 51.2 GB/s
No ECC No
-- L2 Cache 4.00 MB
6.00 MB L3 Cache 16.00 MB
-- PCIe version 3.0
-- PCIe lanes 12
-- PCIe Bandwidth 11.8 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Phenom II X3 720 has a TDP of 95 W, that of the AMD Ryzen 9 5980HX is 45 W.
AMD Phenom II X3 720 Characteristic AMD Ryzen 9 5980HX
95 W TDP (PL1 / PBP) 45 W
-- TDP (PL2) --
-- TDP up 90 W
-- TDP down --
-- Tjunction max. 105 °C

Technical details

The AMD Phenom II X3 720 has a 6.00 MB cache, while the AMD Ryzen 9 5980HX cache has a total of 20.00 MB.
AMD Phenom II X3 720 Characteristic AMD Ryzen 9 5980HX
45 nm Technology 7 nm
Unknown Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE3, SSE4a ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
AM3 Socket FP6
AMD-V Virtualization AMD-V, SVM
No AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Windows 11, Linux
Q1/2009 Release date Q2/2021
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Phenom II X3 720 (25%)
AMD Ryzen 9 5980HX (100%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Phenom II X3 720 (11%)
AMD Ryzen 9 5980HX (100%)

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 Phenom II X3 720 AMD Phenom II X3 720
3C 3T @ 2.80 GHz
379 (23%)
AMD Ryzen 9 5980HX AMD Ryzen 9 5980HX
8C 16T @ 4.80 GHz
1614 (100%)

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 Phenom II X3 720 AMD Phenom II X3 720
3C 3T @ 2.80 GHz
985 (11%)
AMD Ryzen 9 5980HX AMD Ryzen 9 5980HX
8C 16T @ 4.40 GHz
9265 (100%)

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 Phenom II X3 720 AMD Phenom II X3 720
3C 3T @ 2.80 GHz
159 (26%)
AMD Ryzen 9 5980HX AMD Ryzen 9 5980HX
8C 16T @ 4.80 GHz
604 (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 Phenom II X3 720 AMD Phenom II X3 720
3C 3T @ 2.80 GHz
450 (10%)
AMD Ryzen 9 5980HX AMD Ryzen 9 5980HX
8C 16T @ 4.40 GHz
4560 (100%)

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 Phenom II X3 720 AMD Phenom II X3 720
3C 3T @ 2.80 GHz
2811 (12%)
AMD Ryzen 9 5980HX AMD Ryzen 9 5980HX
8C 16T @ 4.40 GHz
23840 (100%)

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 Phenom II X3 720 AMD Phenom II X3 720
3C 3T @ 2.80 GHz
0 (0%)
AMD Ryzen 9 5980HX AMD Ryzen 9 5980HX
8C 16T @ 4.80 GHz
1524 (100%)

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 Phenom II X3 720 AMD Phenom II X3 720
3C 3T @ 2.80 GHz
0 (0%)
AMD Ryzen 9 5980HX AMD Ryzen 9 5980HX
8C 16T @ 4.40 GHz
13460 (100%)

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 Phenom II X3 720 AMD Phenom II X3 720
3C 3T @ 2.80 GHz
0 (0%)
AMD Ryzen 9 5980HX AMD Ryzen 9 5980HX
8C 16T @ 4.80 GHz
2023 (100%)

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 Phenom II X3 720 AMD Phenom II X3 720
3C 3T @ 2.80 GHz
0 (0%)
AMD Ryzen 9 5980HX AMD Ryzen 9 5980HX
8C 16T @ 4.40 GHz
7845 (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 Phenom II X3 720 AMD Phenom II X3 720
@ 0.00 GHz
0 (0%)
AMD Ryzen 9 5980HX AMD Ryzen 9 5980HX
AMD Radeon RX Vega 8 (Renoir) @ 1.90 GHz
1946 (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 Phenom II X3 720 AMD Phenom II X3 720
3C 3T @ 2.80 GHz
74 (100%)
AMD Ryzen 9 5980HX AMD Ryzen 9 5980HX
8C 16T @ 4.80 GHz
0 (0%)

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 Phenom II X3 720 AMD Phenom II X3 720
3C 3T @ 2.80 GHz
213 (100%)
AMD Ryzen 9 5980HX AMD Ryzen 9 5980HX
8C 16T @ 4.40 GHz
0 (0%)

Devices using this processor
AMD Phenom II X3 720 AMD Ryzen 9 5980HX
Unknown Unknown

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