AMD EPYC 7313 vs AMD Ryzen 9 7945HX3D

Last updated: 2024-04-12

CPU comparison with benchmarks


AMD EPYC 7313		AMD Ryzen 9 7945HX3D
CPU comparison AMD EPYC 7313 or AMD Ryzen 9 7945HX3D - 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 EPYC 7313 has 16 cores with 32 threads and clocks with a maximum frequency of 3.70 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The AMD EPYC 7313 was released in Q1/2021. The AMD Ryzen 9 7945HX3D has 16 cores with 32 threads and clocks with a maximum frequency of 5.40 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The AMD Ryzen 9 7945HX3D was released in Q3/2023.

AMD EPYC (129)	Family	AMD Ryzen 9 (35)
AMD EPYC 7003 (29)	CPU group	AMD Ryzen 7045 (6)
3	Generation	6
Milan (Zen 3)	Architecture	Dragon Range (Zen 4)
Desktop / Server	Segment	Mobile
--	Predecessor	--
--	Successor	--

CPU Cores and Base Frequency The AMD EPYC 7313 is a 16 core processor with a clock frequency of 3.00 GHz (3.70 GHz). The AMD Ryzen 9 7945HX3D has 16 CPU cores with a clock frequency of 2.30 GHz (5.40 GHz).
AMD EPYC 7313	Characteristic	AMD Ryzen 9 7945HX3D
16	Cores	16
32	Threads	32
normal	Core architecture	normal
Yes	Hyperthreading	Yes
No	Overclocking ?	No
3.00 GHz	Frequency	2.30 GHz
3.70 GHz	Turbo Frequency (1 Core)	5.40 GHz
3.40 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 EPYC 7313	Characteristic	AMD Ryzen 9 7945HX3D
--	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.
no iGPU	GPU	AMD Radeon 610M
	GPU frequency	0.40 GHz
--	GPU (Turbo)	2.20 GHz
--	GPU Generation	9
	Technology	6 nm
	Max. displays	3
--	Compute units	2
--	Shader	128
No	Hardware Raytracing	Yes
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 610M
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	Decode
No	Codec AVC	Decode / Encode
No	Codec VC-1	Decode
No	Codec JPEG	Decode / Encode

Memory & PCIe The AMD EPYC 7313 supports a maximum of 4096 GB of memory in 8 memory channels. The AMD Ryzen 9 7945HX3D can connect up to 64 GB of memory in 2 memory channels.
AMD EPYC 7313	Characteristic	AMD Ryzen 9 7945HX3D
DDR4-3200	Memory	DDR5-5200
4096 GB	Max. Memory	64 GB
8 (Octa Channel)	Memory channels	2 (Dual Channel)
204.8 GB/s	Max. Bandwidth	83.2 GB/s
Yes	ECC	No
--	L2 Cache	16.00 MB
128.00 MB	L3 Cache	128.00 MB
4.0	PCIe version	5.0
128	PCIe lanes	28
252.0 GB/s	PCIe Bandwidth	110.3 GB/s
Thermal Management The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD EPYC 7313 has a TDP of 155 W, that of the AMD Ryzen 9 7945HX3D is 55 W.
AMD EPYC 7313	Characteristic	AMD Ryzen 9 7945HX3D
155 W	TDP (PL1 / PBP)	55 W
--	TDP (PL2)	--
180 W	TDP up	75 W
--	TDP down	--
--	Tjunction max.	89 °C
Technical details The AMD EPYC 7313 has a 128.00 MB cache, while the AMD Ryzen 9 7945HX3D cache has a total of 144.00 MB.
AMD EPYC 7313	Characteristic	AMD Ryzen 9 7945HX3D
7 nm	Technology	5 nm
Chiplet	Chip design	Chiplet
x86-64 (64 bit)	Instruction set (ISA)	x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3	ISA extensions	SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
SP3	Socket	FL1
AMD-V, SVM	Virtualization	AMD-V, SVM
Yes	AES-NI	Yes
Windows 10, Linux	Operating systems	Windows 10, Windows 11, Linux
Q1/2021	Release date	Q3/2023
1083 $	Release price	--

show more data		show more data

AMD EPYC 7313 16C 32T @ 3.00 GHz (3.70 GHz) buy now on Amazon and save! AMD Ryzen 9 7945HX3D 16C 32T @ 2.30 GHz (5.40 GHz) buy now on Amazon and save!

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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks

AMD EPYC 7313 (63%)

AMD Ryzen 9 7945HX3D (100%)

⌀ Multi core performance in 2 CPU benchmarks

AMD EPYC 7313 (95%)

AMD Ryzen 9 7945HX3D (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 EPYC 7313 16C 32T @ 3.70 GHz	1371 (64%)
	AMD Ryzen 9 7945HX3D 16C 32T @ 5.40 GHz	2138 (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 EPYC 7313 16C 32T @ 3.40 GHz	18665 (94%)
	AMD Ryzen 9 7945HX3D 16C 32T @ 2.30 GHz	19880 (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 EPYC 7313 16C 32T @ 3.70 GHz	1736 (62%)
	AMD Ryzen 9 7945HX3D 16C 32T @ 5.40 GHz	2783 (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 EPYC 7313 16C 32T @ 3.40 GHz	15264 (95%)
	AMD Ryzen 9 7945HX3D 16C 32T @ 2.30 GHz	16080 (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 EPYC 7313 16C 32T @ 3.70 GHz	0 (0%)
	AMD Ryzen 9 7945HX3D 16C 32T @ 5.40 GHz	1931 (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 EPYC 7313 16C 32T @ 3.40 GHz	0 (0%)
	AMD Ryzen 9 7945HX3D 16C 32T @ 2.30 GHz	33450 (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 EPYC 7313 16C 32T @ 3.70 GHz	0 (0%)
	AMD Ryzen 9 7945HX3D 16C 32T @ 5.40 GHz	747 (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 EPYC 7313 16C 32T @ 3.40 GHz	0 (0%)
	AMD Ryzen 9 7945HX3D 16C 32T @ 2.30 GHz	13036 (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 EPYC 7313 @ 0.00 GHz	0 (0%)
	AMD Ryzen 9 7945HX3D AMD Radeon 610M @ 2.20 GHz	443 (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 EPYC 7313 16C 32T @ 3.40 GHz	40607 (100%)
	AMD Ryzen 9 7945HX3D 16C 32T @ 2.30 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 EPYC 7313 16C 32T @ 3.70 GHz	0 (0%)
	AMD Ryzen 9 7945HX3D 16C 32T @ 5.40 GHz	310 (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 EPYC 7313 16C 32T @ 3.40 GHz	0 (0%)
	AMD Ryzen 9 7945HX3D 16C 32T @ 2.30 GHz	5602 (100%)

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 EPYC 7313 3.00 GHz	0 (0%)
	AMD Ryzen 9 7945HX3D 33,450 CB R23 MC @ 104 W	322 (100%)

Devices using this processor
AMD EPYC 7313	AMD Ryzen 9 7945HX3D
Unknown	ASUS ROG Strix SCAR 17 X3D

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