Intel Core i9-13900T vs AMD EPYC Embedded 3251

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CPU comparison with benchmarks


Intel Core i9-13900T CPU1 vs CPU2 AMD EPYC Embedded 3251
Intel Core i9-13900T AMD EPYC Embedded 3251

CPU comparison

Intel Core i9-13900T or AMD EPYC Embedded 3251 - 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 Intel Core i9-13900T has 24 cores with 32 threads and clocks with a maximum frequency of 5.30 GHz. Up to 192 GB of memory is supported in 2 memory channels. The Intel Core i9-13900T was released in Q1/2023.

The AMD EPYC Embedded 3251 has 8 cores with 16 threads and clocks with a maximum frequency of 3.10 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD EPYC Embedded 3251 was released in Q1/2018.
Intel Core i9 (78) Family AMD EPYC (129)
Intel Core i 13000 (17) CPU group AMD EPYC Embedded 3000 (7)
13 Generation 1
Raptor Lake S Architecture Snowy Owl (Zen)
Desktop / Server Segment Desktop / Server
Intel Core i9-12900T Predecessor --
Intel Core i9-14900T Successor --

CPU Cores and Base Frequency

The Intel Core i9-13900T is a 24 core processor with a clock frequency of 1.10 GHz (5.30 GHz). The AMD EPYC Embedded 3251 has 8 CPU cores with a clock frequency of 2.50 GHz (3.10 GHz).

Intel Core i9-13900T Characteristic AMD EPYC Embedded 3251
24 Cores 8
32 Threads 16
hybrid (big.LITTLE) Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? Yes
1.10 GHz (5.30 GHz)
8x Raptor Cove
A-Core 2.50 GHz (3.10 GHz)
1.10 GHz (3.90 GHz)
16x Gracemont
B-Core --

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.

Intel Core i9-13900T Characteristic AMD EPYC Embedded 3251
-- 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.

Intel UHD Graphics 770 GPU no iGPU
0.30 GHz GPU frequency --
1.65 GHz GPU (Turbo) --
11 GPU Generation --
10 nm Technology
3 Max. displays
32 Compute units --
256 Shader --
No Hardware Raytracing No
No Frame Generation No
64 GB Max. GPU Memory --
12 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.

Intel UHD Graphics 770 GPU no iGPU
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
Decode Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The Intel Core i9-13900T supports a maximum of 192 GB of memory in 2 memory channels. The AMD EPYC Embedded 3251 can connect up to GB of memory in 2 memory channels.

Intel Core i9-13900T Characteristic AMD EPYC Embedded 3251
DDR5-5600, DDR4-3200 Memory DDR4-2666
192 GB Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
89.6 GB/s Max. Bandwidth 42.7 GB/s
Yes ECC Yes
32.00 MB L2 Cache 4.00 MB
36.00 MB L3 Cache 16.00 MB
5.0 PCIe version 3.0
20 PCIe lanes 32
78.8 GB/s PCIe Bandwidth 31.5 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i9-13900T has a TDP of 35 W, that of the AMD EPYC Embedded 3251 is 55 W.

Intel Core i9-13900T Characteristic AMD EPYC Embedded 3251
35 W TDP (PL1 / PBP) 55 W
106 W TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. 105 °C

Technical details

The Intel Core i9-13900T has a 68.00 MB cache, while the AMD EPYC Embedded 3251 cache has a total of 20.00 MB.

Intel Core i9-13900T Characteristic AMD EPYC Embedded 3251
10 nm Technology 14 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX2+ ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
LGA 1700 Socket SP4r2
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q1/2023 Release date Q1/2018
549 $ Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core i9-13900T to help other visitors make their purchasing decisions. The average rating is 5.0 stars (2 ratings). Rate now:
Here you can rate the AMD EPYC Embedded 3251 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 0 CPU benchmarks
Intel Core i9-13900T (0%)
AMD EPYC Embedded 3251 (0%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Core i9-13900T (100%)
AMD EPYC Embedded 3251 (32%)

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.
Intel Core i9-13900T Intel Core i9-13900T
24C 32T @ 3.90 GHz
44230 (100%)
AMD EPYC Embedded 3251 AMD EPYC Embedded 3251
8C 16T @ 2.50 GHz
13982 (32%)

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.
Intel Core i9-13900T Intel Core i9-13900T
24C 32T @ 5.30 GHz
2046 (100%)
AMD EPYC Embedded 3251 AMD EPYC Embedded 3251
8C 16T @ 3.10 GHz
0 (0%)

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.
Intel Core i9-13900T Intel Core i9-13900T
24C 32T @ 3.90 GHz
17407 (100%)
AMD EPYC Embedded 3251 AMD EPYC Embedded 3251
8C 16T @ 2.50 GHz
0 (0%)

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.
Intel Core i9-13900T Intel Core i9-13900T
24C 32T @ 5.30 GHz
2618 (100%)
AMD EPYC Embedded 3251 AMD EPYC Embedded 3251
8C 16T @ 3.10 GHz
0 (0%)

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.
Intel Core i9-13900T Intel Core i9-13900T
24C 32T @ 3.90 GHz
14621 (100%)
AMD EPYC Embedded 3251 AMD EPYC Embedded 3251
8C 16T @ 2.50 GHz
0 (0%)

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.
Intel Core i9-13900T Intel Core i9-13900T
Intel UHD Graphics 770 @ 1.65 GHz
846 (100%)
AMD EPYC Embedded 3251 AMD EPYC Embedded 3251
@ 0.00 GHz
0 (0%)

Devices using this processor

Intel Core i9-13900T AMD EPYC Embedded 3251
Unknown Unknown

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