AMD EPYC 7543 vs Qualcomm Snapdragon 855 Plus

Last updated:

CPU comparison with benchmarks


AMD EPYC 7543 CPU1 vs CPU2 Qualcomm Snapdragon 855 Plus
AMD EPYC 7543 Qualcomm Snapdragon 855 Plus

CPU comparison

AMD EPYC 7543 or Qualcomm Snapdragon 855 Plus - 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 Qualcomm Snapdragon 855 Plus has 8 cores with 8 threads and clocks with a maximum frequency of 2.96 GHz. The CPU supports up to 12 GB of memory in 4 memory channels. The Qualcomm Snapdragon 855 Plus was released in Q4/2018.
AMD EPYC (129) Family Qualcomm Snapdragon (104)
AMD EPYC 7003 (29) CPU group Qualcomm Snapdragon 855/860 (3)
3 Generation 6
Milan (Zen 3) Architecture Kryo 485
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor Qualcomm Snapdragon 860

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 Qualcomm Snapdragon 855 Plus has 8 CPU cores with a clock frequency of 2.96 GHz.

AMD EPYC 7543 Characteristic Qualcomm Snapdragon 855 Plus
32 Cores 8
64 Threads 8
normal Core architecture hybrid (Prime / big.LITTLE)
Yes Hyperthreading No
No Overclocking ? No
2.80 GHz (3.70 GHz)
32x Zen 3
A-Core 2.96 GHz
1x Kryo 485 Prime
-- B-Core 2.42 GHz
3x Kryo 485 Gold
-- C-Core 1.80 GHz
4x Kryo 485 Silver

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 Qualcomm Snapdragon 855 Plus
-- AI hardware Qualcomm AI engine
-- AI specifications Hexagon 690 @ 7 TOPS
-- 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 Qualcomm Adreno 640
GPU frequency 0.25 GHz
-- GPU (Turbo) 0.68 GHz
-- GPU Generation 5
Technology 7 nm
Max. displays 1
-- Compute units 4
-- Shader 384
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 4 GB
-- DirectX Version 12.0

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 Qualcomm Adreno 640
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 No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The AMD EPYC 7543 supports a maximum of 4096 GB of memory in 8 memory channels. The Qualcomm Snapdragon 855 Plus can connect up to 12 GB of memory in 4 memory channels.

AMD EPYC 7543 Characteristic Qualcomm Snapdragon 855 Plus
DDR4-3200 Memory LPDDR4X-4266
4096 GB Max. Memory 12 GB
8 (Octa Channel) Memory channels 4 (Quad Channel)
204.8 GB/s Max. Bandwidth 34.1 GB/s
Yes ECC No
-- L2 Cache 2.00 MB
256.00 MB L3 Cache 3.00 MB
4.0 PCIe version --
128 PCIe lanes --
252.0 GB/s PCIe Bandwidth --

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 Qualcomm Snapdragon 855 Plus is --.

AMD EPYC 7543 Characteristic Qualcomm Snapdragon 855 Plus
225 W TDP (PL1 / PBP) --
-- TDP (PL2) --
240 W TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The AMD EPYC 7543 has a 256.00 MB cache, while the Qualcomm Snapdragon 855 Plus cache has a total of 5.00 MB.

AMD EPYC 7543 Characteristic Qualcomm Snapdragon 855 Plus
7 nm Technology 7 nm
Chiplet Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions --
SP3 Socket --
AMD-V, SVM Virtualization None
Yes AES-NI No
Windows 10, Linux Operating systems Android
Q1/2021 Release date Q4/2018
3761 $ Release price --
show more data show more data


Rate these processors

Here you can rate the AMD EPYC 7543 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the Qualcomm Snapdragon 855 Plus to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD EPYC 7543 (100%)
Qualcomm Snapdragon 855 Plus (56%)
⌀ Multi core performance in 3 CPU benchmarks
AMD EPYC 7543 (100%)
Qualcomm Snapdragon 855 Plus (10%)

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%)
Qualcomm Snapdragon 855 Plus Qualcomm Snapdragon 855 Plus
8C 8T @ 2.96 GHz
731 (53%)

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%)
Qualcomm Snapdragon 855 Plus Qualcomm Snapdragon 855 Plus
8C 8T @ 2.96 GHz
2632 (9%)

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%)
Qualcomm Snapdragon 855 Plus Qualcomm Snapdragon 855 Plus
8C 8T @ 2.96 GHz
994 (58%)

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%)
Qualcomm Snapdragon 855 Plus Qualcomm Snapdragon 855 Plus
8C 8T @ 2.96 GHz
2397 (13%)

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%)
Qualcomm Snapdragon 855 Plus Qualcomm Snapdragon 855 Plus
8C 8T @ 2.96 GHz
4389 (8%)

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%)
Qualcomm Snapdragon 855 Plus Qualcomm Snapdragon 855 Plus
Qualcomm Adreno 640 @ 0.68 GHz
1037 (100%)

AnTuTu 9 Benchmark

The AnTuTu 9 benchmark is very well suited to measuring the performance of a smartphone. AnTuTu 9 is quite heavy on 3D graphics and can now also use the "Metal" graphics interface. In AnTuTu, memory and UX (user experience) are also tested by simulating browser and app usage. AnTuTu version 9 can compare any ARM CPU running on Android or iOS. Devices may not be directly comparable when benchmarked on different operating systems.

In the AnTuTu 9 benchmark, the single-core performance of a processor is only slightly weighted. The rating is made up of the multi-core performance of the processor, the speed of the working memory, and the performance of the internal graphics.
AMD EPYC 7543 AMD EPYC 7543
32C 64T @ 2.80 GHz
0 (0%)
Qualcomm Snapdragon 855 Plus Qualcomm Snapdragon 855 Plus
8C 8T @ 2.96 GHz
558430 (100%)

AnTuTu 8 Benchmark

The AnTuTu 8 Benchmark measures the performance of a SoC. AnTuTu benchmarks the CPU, GPU, Memory as well as the UX (User Experience) by simulating browser and app usage. AnTuTu can benchmark any ARM CPU that runs under Android or iOS. Devices may not be directly compareable if the benchmark has been performed under different operating systems.

In the AnTuTu 8 benchmark, the single-core performance of a processor is only slightly weighted. The evaluation consists of the multi-core performance of the processor, the speed of the RAM and the performance of the internal graphics.
AMD EPYC 7543 AMD EPYC 7543
32C 64T @ 2.80 GHz
0 (0%)
Qualcomm Snapdragon 855 Plus Qualcomm Snapdragon 855 Plus
8C 8T @ 2.96 GHz
487155 (100%)

AI performance (NPU)

The performance values of the processor's AI unit. The isolated NPU performance is given here, the total AI performance (NPU+CPU+iGPU) can be higher.

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. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
AMD EPYC 7543 AMD EPYC 7543
32C 64T @ 2.80 GHz
0 (0%)
Qualcomm Snapdragon 855 Plus Qualcomm Snapdragon 855 Plus
8C 8T @ 2.96 GHz
7 (100%)

Devices using this processor

AMD EPYC 7543 Qualcomm Snapdragon 855 Plus
Unknown OnePlus 7T
OnePlus 7T Pro 5G
OnePlus 7 Pro
OnePlus 7T Pro
Xiaomi Redmi K20 Pro Premium Edition
Realme X2 Pro

Popular comparisons containing this CPUs

1. Qualcomm Snapdragon 888Qualcomm Snapdragon 855 Plus Qualcomm Snapdragon 888 vs Qualcomm Snapdragon 855 Plus
2. Qualcomm Snapdragon 855 PlusMediaTek Dimensity 8100 Qualcomm Snapdragon 855 Plus vs MediaTek Dimensity 8100
3. Qualcomm Snapdragon 778G+Qualcomm Snapdragon 855 Plus Qualcomm Snapdragon 778G+ vs Qualcomm Snapdragon 855 Plus
4. Qualcomm Snapdragon 732GQualcomm Snapdragon 855 Plus Qualcomm Snapdragon 732G vs Qualcomm Snapdragon 855 Plus
5. Apple A11 BionicQualcomm Snapdragon 855 Plus Apple A11 Bionic vs Qualcomm Snapdragon 855 Plus
6. Qualcomm Snapdragon 855 PlusQualcomm Snapdragon 765G Qualcomm Snapdragon 855 Plus vs Qualcomm Snapdragon 765G
7. Samsung Exynos 1380Qualcomm Snapdragon 855 Plus Samsung Exynos 1380 vs Qualcomm Snapdragon 855 Plus
8. Qualcomm Snapdragon 855 PlusSamsung Exynos 2100 Qualcomm Snapdragon 855 Plus vs Samsung Exynos 2100
9. Qualcomm Snapdragon 865Qualcomm Snapdragon 855 Plus Qualcomm Snapdragon 865 vs Qualcomm Snapdragon 855 Plus
10. Qualcomm Snapdragon 855 PlusSamsung Exynos 990 Qualcomm Snapdragon 855 Plus vs Samsung Exynos 990


back to index