AMD EPYC 73F3 vs Intel Core i9-11900K

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CPU comparison with benchmarks


AMD EPYC 73F3 CPU1 vs CPU2 Intel Core i9-11900K
AMD EPYC 73F3 Intel Core i9-11900K

CPU comparison

In this CPU comparison, we compare the AMD EPYC 73F3 and the Intel Core i9-11900K and use benchmarks to check which processor is faster.

We compare the AMD EPYC 73F3 16 core processor released in Q1/2021 with the Intel Core i9-11900K which has 8 CPU cores and was introduced in Q1/2021.
AMD EPYC (129) Family Intel Core i9 (78)
AMD EPYC 7003 (29) CPU group Intel Core i 11000 (22)
3 Generation 11
Milan (Zen 3) Architecture Rocket Lake S
Desktop / Server Segment Desktop / Server
-- Predecessor Intel Core i9-10900K
-- Successor Intel Core i9-12900K

CPU Cores and Base Frequency

The AMD EPYC 73F3 is a 16 core processor with a clock frequency of 3.50 GHz (4.00 GHz). The processor can compute 32 threads at the same time. The Intel Core i9-11900K clocks with 3.50 GHz (5.30 GHz), has 8 CPU cores and can calculate 16 threads in parallel.

AMD EPYC 73F3 Characteristic Intel Core i9-11900K
16 Cores 8
32 Threads 16
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? Yes
3.50 GHz Frequency 3.50 GHz
4.00 GHz Turbo Frequency (1 Core) 5.30 GHz
3.80 GHz Turbo Frequency (All Cores) 4.80 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 EPYC 73F3 Characteristic Intel Core i9-11900K
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

no iGPU GPU Intel UHD Graphics 750
GPU frequency 0.35 GHz
-- GPU (Turbo) 1.30 GHz
-- GPU Generation 12
Technology 14 nm
Max. displays 3
-- Compute units 32
-- Shader 256
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 64 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 UHD Graphics 750
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
No Codec AV1 Decode
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

Up to 4096 GB of memory in a maximum of 8 memory channels is supported by the AMD EPYC 73F3, while the Intel Core i9-11900K supports a maximum of 128 GB of memory with a maximum memory bandwidth of 51.2 GB/s enabled.

AMD EPYC 73F3 Characteristic Intel Core i9-11900K
DDR4-3200 Memory DDR4-3200
4096 GB Max. Memory 128 GB
8 (Octa Channel) Memory channels 2 (Dual Channel)
204.8 GB/s Max. Bandwidth 51.2 GB/s
Yes ECC No
-- L2 Cache 4.00 MB
256.00 MB L3 Cache 16.00 MB
4.0 PCIe version 4.0
128 PCIe lanes 20
252.0 GB/s PCIe Bandwidth 39.4 GB/s

Thermal Management

The AMD EPYC 73F3 has a TDP of 240 W. The TDP of the Intel Core i9-11900K is 125 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD EPYC 73F3 Characteristic Intel Core i9-11900K
240 W TDP (PL1 / PBP) 125 W
-- TDP (PL2) 251 W @ 56 s
-- TDP up --
225 W TDP down 95 W
-- Tjunction max. 100 °C

Technical details

The AMD EPYC 73F3 has 256.00 MB cache and is manufactured in 7 nm. The cache of Intel Core i9-11900K is at 20.00 MB. The processor is manufactured in 14 nm.

AMD EPYC 73F3 Characteristic Intel Core i9-11900K
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, AVX2, AVX-512
SP3 Socket LGA 1200
AMD-V, SVM Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Windows 11, Linux
Q1/2021 Release date Q1/2021
3521 $ Release price 539 $
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
AMD EPYC 73F3 (76%)
Intel Core i9-11900K (100%)
⌀ Multi core performance in 2 CPU benchmarks
AMD EPYC 73F3 (100%)
Intel Core i9-11900K (55%)

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 73F3 AMD EPYC 73F3
16C 32T @ 4.00 GHz
1434 (76%)
Intel Core i9-11900K Intel Core i9-11900K
8C 16T @ 5.30 GHz
1878 (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 73F3 AMD EPYC 73F3
16C 32T @ 3.80 GHz
21125 (100%)
Intel Core i9-11900K Intel Core i9-11900K
8C 16T @ 4.80 GHz
11645 (55%)

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 73F3 AMD EPYC 73F3
16C 32T @ 3.80 GHz
46081 (100%)
Intel Core i9-11900K Intel Core i9-11900K
8C 16T @ 4.80 GHz
25385 (55%)

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 73F3 AMD EPYC 73F3
16C 32T @ 4.00 GHz
0 (0%)
Intel Core i9-11900K Intel Core i9-11900K
8C 16T @ 5.30 GHz
1686 (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 73F3 AMD EPYC 73F3
16C 32T @ 3.80 GHz
0 (0%)
Intel Core i9-11900K Intel Core i9-11900K
8C 16T @ 4.80 GHz
16211 (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 73F3 AMD EPYC 73F3
16C 32T @ 4.00 GHz
0 (0%)
Intel Core i9-11900K Intel Core i9-11900K
8C 16T @ 5.30 GHz
2491 (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 73F3 AMD EPYC 73F3
16C 32T @ 3.80 GHz
0 (0%)
Intel Core i9-11900K Intel Core i9-11900K
8C 16T @ 4.80 GHz
12679 (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 73F3 AMD EPYC 73F3
16C 32T @ 4.00 GHz
0 (0%)
Intel Core i9-11900K Intel Core i9-11900K
8C 16T @ 5.30 GHz
650 (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 73F3 AMD EPYC 73F3
16C 32T @ 3.80 GHz
0 (0%)
Intel Core i9-11900K Intel Core i9-11900K
8C 16T @ 4.80 GHz
6187 (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 73F3 AMD EPYC 73F3
@ 0.00 GHz
0 (0%)
Intel Core i9-11900K Intel Core i9-11900K
Intel UHD Graphics 750 @ 1.30 GHz
666 (100%)

Blender 3.1 Benchmark

In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.
AMD EPYC 73F3 AMD EPYC 73F3
16C 32T @ 3.80 GHz
0 (0%)
Intel Core i9-11900K Intel Core i9-11900K
8C 16T @ 4.80 GHz
243 (100%)

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 EPYC 73F3 AMD EPYC 73F3
16C 32T @ 4.00 GHz
0 (0%)
Intel Core i9-11900K Intel Core i9-11900K
8C 16T @ 5.30 GHz
676 (100%)

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 EPYC 73F3 AMD EPYC 73F3
16C 32T @ 3.50 GHz
0 (0%)
Intel Core i9-11900K Intel Core i9-11900K
8C 16T @ 3.50 GHz
6539 (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 73F3 AMD EPYC 73F3
16C 32T @ 4.00 GHz
0 (0%)
Intel Core i9-11900K Intel Core i9-11900K
8C 16T @ 5.30 GHz
262 (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 73F3 AMD EPYC 73F3
16C 32T @ 3.80 GHz
0 (0%)
Intel Core i9-11900K Intel Core i9-11900K
8C 16T @ 4.80 GHz
2515 (100%)

Devices using this processor

AMD EPYC 73F3 Intel Core i9-11900K
Unknown Unknown

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