AMD EPYC 7543 vs Intel Celeron 3965U

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CPU comparison with benchmarks


AMD EPYC 7543 CPU1 vs CPU2 Intel Celeron 3965U
AMD EPYC 7543 Intel Celeron 3965U

CPU comparison

AMD EPYC 7543 or Intel Celeron 3965U - 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 7543 has 32 cores with 64 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 7543 was released in Q1/2021.

The Intel Celeron 3965U has 2 cores with 2 threads and clocks with a maximum frequency of 2.20 GHz. The CPU supports up to 32 GB of memory in 2 memory channels. The Intel Celeron 3965U was released in Q1/2017.
AMD EPYC (129) Family Intel Celeron (165)
AMD EPYC 7003 (29) CPU group Intel Celeron 3000 (10)
3 Generation 7
Milan (Zen 3) Architecture Kaby Lake U
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD EPYC 7543 is a 32 core processor with a clock frequency of 2.80 GHz (3.70 GHz). The Intel Celeron 3965U has 2 CPU cores with a clock frequency of 2.20 GHz.

AMD EPYC 7543 Characteristic Intel Celeron 3965U
32 Cores 2
64 Threads 2
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.80 GHz Frequency 2.20 GHz
3.70 GHz Turbo Frequency (1 Core) --
3.30 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 EPYC 7543 Characteristic Intel Celeron 3965U
-- 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 Intel HD Graphics 610
GPU frequency 0.30 GHz
-- GPU (Turbo) 0.90 GHz
-- GPU Generation 9.5
Technology 14 nm
Max. displays 3
-- Compute units 12
-- Shader 96
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 32 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 Intel HD Graphics 610
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 EPYC 7543 supports a maximum of 4096 GB of memory in 8 memory channels. The Intel Celeron 3965U can connect up to 32 GB of memory in 2 memory channels.

AMD EPYC 7543 Characteristic Intel Celeron 3965U
DDR4-3200 Memory LPDDR3-1866, DDR4-2133, DDR3L-1600
4096 GB Max. Memory 32 GB
8 (Octa Channel) Memory channels 2 (Dual Channel)
204.8 GB/s Max. Bandwidth 34.1 GB/s
Yes ECC No
-- L2 Cache --
256.00 MB L3 Cache 2.00 MB
4.0 PCIe version 2.0
128 PCIe lanes 10
252.0 GB/s PCIe Bandwidth 5.0 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD EPYC 7543 has a TDP of 225 W, that of the Intel Celeron 3965U is 15 W.

AMD EPYC 7543 Characteristic Intel Celeron 3965U
225 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
240 W TDP up --
-- TDP down 10 W
-- Tjunction max. 100 °C

Technical details

The AMD EPYC 7543 has a 256.00 MB cache, while the Intel Celeron 3965U cache has a total of 2.00 MB.

AMD EPYC 7543 Characteristic Intel Celeron 3965U
7 nm Technology 14 nm
Chiplet Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions SSE4.1, SSE4.2
SP3 Socket BGA 1356
AMD-V, SVM Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q1/2021 Release date Q1/2017
3761 $ Release price 107 $
show more data show more data


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Here you can rate the Intel Celeron 3965U to help other visitors make their purchasing decisions. The average rating is 5.0 stars (4 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD EPYC 7543 (100%)
Intel Celeron 3965U (34%)
⌀ Multi core performance in 3 CPU benchmarks
AMD EPYC 7543 (100%)
Intel Celeron 3965U (4%)

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 7543 AMD EPYC 7543
32C 64T @ 3.70 GHz
1371 (100%)
Intel Celeron 3965U Intel Celeron 3965U
2C 2T @ 2.20 GHz
560 (41%)

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 7543 AMD EPYC 7543
32C 64T @ 3.30 GHz
29987 (100%)
Intel Celeron 3965U Intel Celeron 3965U
2C 2T @ 2.20 GHz
1084 (4%)

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 7543 AMD EPYC 7543
32C 64T @ 3.70 GHz
1708 (100%)
Intel Celeron 3965U Intel Celeron 3965U
2C 2T @ 2.20 GHz
469 (27%)

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 7543 AMD EPYC 7543
32C 64T @ 3.30 GHz
18068 (100%)
Intel Celeron 3965U Intel Celeron 3965U
2C 2T @ 2.20 GHz
832 (5%)

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 7543 AMD EPYC 7543
32C 64T @ 3.30 GHz
56570 (100%)
Intel Celeron 3965U Intel Celeron 3965U
2C 2T @ 2.20 GHz
1732 (3%)

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 7543 AMD EPYC 7543
@ 0.00 GHz
0 (0%)
Intel Celeron 3965U Intel Celeron 3965U
Intel HD Graphics 610 @ 0.90 GHz
173 (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 EPYC 7543 AMD EPYC 7543
32C 64T @ 3.70 GHz
0 (0%)
Intel Celeron 3965U Intel Celeron 3965U
2C 2T @ 2.20 GHz
86 (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 7543 AMD EPYC 7543
32C 64T @ 3.30 GHz
0 (0%)
Intel Celeron 3965U Intel Celeron 3965U
2C 2T @ 2.20 GHz
168 (100%)

Devices using this processor

AMD EPYC 7543 Intel Celeron 3965U
Unknown Unknown

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