AMD Ryzen 9 3900XT vs Intel Xeon E5-1620 v3

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CPU comparison with benchmarks


AMD Ryzen 9 3900XT CPU1 vs CPU2 Intel Xeon E5-1620 v3
AMD Ryzen 9 3900XT Intel Xeon E5-1620 v3

CPU comparison

AMD Ryzen 9 3900XT or Intel Xeon E5-1620 v3 - 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 Ryzen 9 3900XT has 12 cores with 24 threads and clocks with a maximum frequency of 4.70 GHz. Up to 128 GB of memory is supported in 2 memory channels. The AMD Ryzen 9 3900XT was released in Q2/2020.

The Intel Xeon E5-1620 v3 has 4 cores with 8 threads and clocks with a maximum frequency of 3.60 GHz. The CPU supports up to 768 GB of memory in 4 memory channels. The Intel Xeon E5-1620 v3 was released in Q3/2014.
AMD Ryzen 9 (40) Family Intel Xeon E5 (71)
AMD Ryzen 3000 (15) CPU group Intel Xeon E5 v3 (32)
3 Generation 5
Matisse (Zen 2) Architecture Haswell E
Desktop / Server Segment Desktop / Server
-- Predecessor Intel Xeon E5-1620 v2
-- Successor --

CPU Cores and Base Frequency

The AMD Ryzen 9 3900XT is a 12 core processor with a clock frequency of 4.10 GHz (4.70 GHz). The Intel Xeon E5-1620 v3 has 4 CPU cores with a clock frequency of 3.50 GHz (3.60 GHz).
AMD Ryzen 9 3900XT Characteristic Intel Xeon E5-1620 v3
12 Cores 4
24 Threads 8
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking ? No
4.10 GHz Frequency 3.50 GHz
4.70 GHz Turbo Frequency (1 Core) 3.60 GHz
4.60 GHz Turbo Frequency (All Cores) 3.60 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 Ryzen 9 3900XT Characteristic Intel Xeon E5-1620 v3
-- AI hardware --
-- AI specifications --

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 Ryzen 9 3900XT supports a maximum of 128 GB of memory in 2 memory channels. The Intel Xeon E5-1620 v3 can connect up to 768 GB of memory in 4 memory channels.
AMD Ryzen 9 3900XT Characteristic Intel Xeon E5-1620 v3
DDR4-3200 Memory DDR4-2133
128 GB Max. Memory 768 GB
2 (Dual Channel) Memory channels 4 (Quad Channel)
51.2 GB/s Max. Bandwidth 68.2 GB/s
Yes ECC Yes
-- L2 Cache --
64.00 MB L3 Cache 10.00 MB
4.0 PCIe version 3.0
20 PCIe lanes 40
39.4 GB/s PCIe Bandwidth 39.4 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen 9 3900XT has a TDP of 105 W, that of the Intel Xeon E5-1620 v3 is 140 W.
AMD Ryzen 9 3900XT Characteristic Intel Xeon E5-1620 v3
105 W TDP (PL1 / PBP) 140 W
142 W TDP (PL2) --
-- TDP up --
-- TDP down --
95 °C Tjunction max. --

Technical details

The AMD Ryzen 9 3900XT has a 64.00 MB cache, while the Intel Xeon E5-1620 v3 cache has a total of 10.00 MB.
AMD Ryzen 9 3900XT Characteristic Intel Xeon E5-1620 v3
7 nm Technology 22 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
AM4 (PGA 1331) Socket LGA 2011-3
AMD-V, SVM Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q2/2020 Release date Q3/2014
-- Release price --
show more data show more data


Rate these processors

Here you can rate the AMD Ryzen 9 3900XT to help other visitors make their purchasing decisions. The average rating is 5.0 stars (4 ratings). Rate now:
Here you can rate the Intel Xeon E5-1620 v3 to help other visitors make their purchasing decisions. The average rating is 3.2 stars (6 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 4 CPU benchmarks
AMD Ryzen 9 3900XT (100%)
Intel Xeon E5-1620 v3 (65%)
⌀ Multi core performance in 6 CPU benchmarks
AMD Ryzen 9 3900XT (100%)
Intel Xeon E5-1620 v3 (27%)

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 Ryzen 9 3900XT AMD Ryzen 9 3900XT
12C 24T @ 4.70 GHz
78 (100%)
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
50 (64%)

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 Ryzen 9 3900XT AMD Ryzen 9 3900XT
12C 24T @ 4.70 GHz
1074 (100%)
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
251 (23%)

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 Ryzen 9 3900XT AMD Ryzen 9 3900XT
12C 24T @ 4.70 GHz
1414 (100%)
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
963 (68%)

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 Ryzen 9 3900XT AMD Ryzen 9 3900XT
12C 24T @ 4.60 GHz
12974 (100%)
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
4107 (32%)

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 Ryzen 9 3900XT AMD Ryzen 9 3900XT
12C 24T @ 4.70 GHz
1719 (100%)
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
1158 (67%)

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 Ryzen 9 3900XT AMD Ryzen 9 3900XT
12C 24T @ 4.60 GHz
10689 (100%)
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
4231 (40%)

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 Ryzen 9 3900XT AMD Ryzen 9 3900XT
12C 24T @ 4.60 GHz
32790 (100%)
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
6994 (21%)

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 Ryzen 9 3900XT AMD Ryzen 9 3900XT
12C 24T @ 4.10 GHz
8118 (100%)
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.50 GHz
1958 (24%)

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 Ryzen 9 3900XT AMD Ryzen 9 3900XT
12C 24T @ 4.70 GHz
219 (100%)
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
130 (59%)

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 Ryzen 9 3900XT AMD Ryzen 9 3900XT
12C 24T @ 4.60 GHz
3192 (100%)
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
690 (22%)

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 Ryzen 9 3900XT AMD Ryzen 9 3900XT
12C 24T @ 4.70 GHz
1354 (100%)
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
0 (0%)

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 Ryzen 9 3900XT AMD Ryzen 9 3900XT
12C 24T @ 4.60 GHz
18511 (100%)
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
0 (0%)

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 Ryzen 9 3900XT AMD Ryzen 9 3900XT
12C 24T @ 4.70 GHz
539 (100%)
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
0 (0%)

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 Ryzen 9 3900XT AMD Ryzen 9 3900XT
12C 24T @ 4.60 GHz
7244 (100%)
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
0 (0%)

Devices using this processor
AMD Ryzen 9 3900XT Intel Xeon E5-1620 v3
Unknown Unknown

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