AMD Phenom II X4 955 vs AMD Ryzen Threadripper 7980X

Last updated: 2024-04-12

CPU comparison with benchmarks


AMD Phenom II X4 955		AMD Ryzen Threadripper 7980X
CPU comparison AMD Phenom II X4 955 or AMD Ryzen Threadripper 7980X - 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 X4 955 has 4 cores with 4 threads and clocks with a maximum frequency of 3.20 GHz. Up to GB of memory is supported in 2 memory channels. The AMD Phenom II X4 955 was released in Q2/2009. The AMD Ryzen Threadripper 7980X has 64 cores with 128 threads and clocks with a maximum frequency of 5.10 GHz. The CPU supports up to 1024 GB of memory in 4 memory channels. The AMD Ryzen Threadripper 7980X was released in Q4/2023.

AMD Phenom II (52)	Family	AMD Ryzen Threadripper (13)
AMD Phenom II - 800/900 (23)	CPU group	AMD Ryzen Threadripper 7000 (3)
4	Generation	5
Deneb (K10)	Architecture	Storm Peak (Zen 4)
Desktop / Server	Segment	Desktop / Server
--	Predecessor	--
--	Successor	--

CPU Cores and Base Frequency The AMD Phenom II X4 955 is a 4 core processor with a clock frequency of 3.20 GHz. The AMD Ryzen Threadripper 7980X has 64 CPU cores with a clock frequency of 3.20 GHz (5.10 GHz).
AMD Phenom II X4 955	Characteristic	AMD Ryzen Threadripper 7980X
4	Cores	64
4	Threads	128
normal	Core architecture	normal
No	Hyperthreading	Yes
Yes	Overclocking ?	Yes
3.20 GHz	Frequency	3.20 GHz
--	Turbo Frequency (1 Core)	5.10 GHz
--	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 Phenom II X4 955	Characteristic	AMD Ryzen Threadripper 7980X
--	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	no iGPU
	GPU frequency	--
--	GPU (Turbo)	--
--	GPU Generation	--
	Technology
	Max. displays
--	Compute units	--
--	Shader	--
No	Hardware Raytracing	No
No	Frame Generation	No
--	Max. GPU Memory	--
--	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.
no iGPU	GPU	no iGPU
No	Codec h265 / HEVC (8 bit)	No
No	Codec h265 / HEVC (10 bit)	No
No	Codec h264	No
No	Codec VP9	No
No	Codec VP8	No
No	Codec AV1	No
No	Codec AVC	No
No	Codec VC-1	No
No	Codec JPEG	No

Memory & PCIe The AMD Phenom II X4 955 supports a maximum of GB of memory in 2 memory channels. The AMD Ryzen Threadripper 7980X can connect up to 1024 GB of memory in 4 memory channels.
AMD Phenom II X4 955	Characteristic	AMD Ryzen Threadripper 7980X
DDR3-1333, DDR2-1066	Memory	DDR5-5200
	Max. Memory	1024 GB
2 (Dual Channel)	Memory channels	4 (Quad Channel)
21.3 GB/s	Max. Bandwidth	166.4 GB/s
No	ECC	Yes
--	L2 Cache	64.00 MB
6.00 MB	L3 Cache	256.00 MB
--	PCIe version	5.0
--	PCIe lanes	48
--	PCIe Bandwidth	189.0 GB/s
Thermal Management The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Phenom II X4 955 has a TDP of 125 W, that of the AMD Ryzen Threadripper 7980X is 350 W.
AMD Phenom II X4 955	Characteristic	AMD Ryzen Threadripper 7980X
125 W	TDP (PL1 / PBP)	350 W
--	TDP (PL2)	--
--	TDP up	--
--	TDP down	--
--	Tjunction max.	95 °C
Technical details The AMD Phenom II X4 955 has a 6.00 MB cache, while the AMD Ryzen Threadripper 7980X cache has a total of 320.00 MB.
AMD Phenom II X4 955	Characteristic	AMD Ryzen Threadripper 7980X
45 nm	Technology	5 nm
Unknown	Chip design	Chiplet
x86-64 (64 bit)	Instruction set (ISA)	x86-64 (64 bit)
SSE3, SSE4a	ISA extensions	SSE4A, SSE4.2, SSSE3, AVX2, AVX512, FMA3
AM3	Socket	sTR5
AMD-V	Virtualization	AMD-V
No	AES-NI	Yes
Windows 10, Linux	Operating systems	Windows 11, Linux
Q2/2009	Release date	Q4/2023
--	Release price	5900 $

show more data		show more data

AMD Phenom II X4 955 4C 4T @ 3.20 GHz buy now on Amazon and save! AMD Ryzen Threadripper 7980X 64C 128T @ 3.20 GHz (5.10 GHz) buy now on Amazon and save!

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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks

AMD Phenom II X4 955 (24%)

AMD Ryzen Threadripper 7980X (100%)

⌀ Multi core performance in 3 CPU benchmarks

AMD Phenom II X4 955 (2%)

AMD Ryzen Threadripper 7980X (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 X4 955 4C 4T @ 3.20 GHz	488 (26%)
	AMD Ryzen Threadripper 7980X 64C 128T @ 5.10 GHz	1897 (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 X4 955 4C 4T @ 3.20 GHz	1967 (2%)
	AMD Ryzen Threadripper 7980X 64C 128T @ 3.20 GHz	98322 (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 X4 955 4C 4T @ 3.20 GHz	422 (21%)
	AMD Ryzen Threadripper 7980X 64C 128T @ 5.10 GHz	2030 (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 X4 955 4C 4T @ 3.20 GHz	1401 (3%)
	AMD Ryzen Threadripper 7980X 64C 128T @ 3.20 GHz	55282 (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 X4 955 4C 4T @ 3.20 GHz	651 (2%)
	AMD Ryzen Threadripper 7980X 64C 128T @ 3.20 GHz	36982 (100%)

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 Phenom II X4 955 4C 4T @ 3.20 GHz	0 (0%)
	AMD Ryzen Threadripper 7980X 64C 128T @ 5.10 GHz	115 (100%)

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 Phenom II X4 955 4C 4T @ 3.20 GHz	0 (0%)
	AMD Ryzen Threadripper 7980X 64C 128T @ 5.10 GHz	5531 (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 X4 955 4C 4T @ 3.20 GHz	0 (0%)
	AMD Ryzen Threadripper 7980X 64C 128T @ 5.10 GHz	2897 (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 X4 955 4C 4T @ 3.20 GHz	0 (0%)
	AMD Ryzen Threadripper 7980X 64C 128T @ 3.20 GHz	26562 (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 X4 955 4C 4T @ 3.20 GHz	0 (0%)
	AMD Ryzen Threadripper 7980X 64C 128T @ 5.10 GHz	742 (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 X4 955 4C 4T @ 3.20 GHz	3987 (100%)
	AMD Ryzen Threadripper 7980X 64C 128T @ 3.20 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 Phenom II X4 955 4C 4T @ 3.20 GHz	156 (100%)
	AMD Ryzen Threadripper 7980X 64C 128T @ 3.20 GHz	0 (0%)

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 Phenom II X4 955 4C 4T @ 3.20 GHz	598 (100%)
	AMD Ryzen Threadripper 7980X 64C 128T @ 3.20 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 Phenom II X4 955 4C 4T @ 3.20 GHz	84 (100%)
	AMD Ryzen Threadripper 7980X 64C 128T @ 5.10 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 X4 955 4C 4T @ 3.20 GHz	324 (100%)
	AMD Ryzen Threadripper 7980X 64C 128T @ 3.20 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 Phenom II X4 955 3.20 GHz	0 (0%)
	AMD Ryzen Threadripper 7980X 98,322 CB R23 MC @ 349 W	282 (100%)

Devices using this processor
AMD Phenom II X4 955	AMD Ryzen Threadripper 7980X
Unknown	Unknown

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