Intel Xeon Gold 6338T vs AMD EPYC 7662

Last updated:

CPU comparison with benchmarks


Intel Xeon Gold 6338T CPU1 vs CPU2 AMD EPYC 7662
Intel Xeon Gold 6338T AMD EPYC 7662

CPU comparison

Intel Xeon Gold 6338T or AMD EPYC 7662 - 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 Xeon Gold 6338T has 24 cores with 48 threads and clocks with a maximum frequency of 3.40 GHz. Up to 6144 GB of memory is supported in 8 memory channels. The Intel Xeon Gold 6338T was released in Q2/2021.

The AMD EPYC 7662 has 64 cores with 128 threads and clocks with a maximum frequency of 3.30 GHz. The CPU supports up to GB of memory in 8 memory channels. The AMD EPYC 7662 was released in Q1/2020.
Intel Xeon Gold (163) Family AMD EPYC (129)
Intel Xeon Gold 5300/6300 (21) CPU group AMD EPYC 7002 (24)
3 Generation 2
Ice Lake Architecture Rome (Zen 2)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor AMD EPYC 7763

CPU Cores and Base Frequency

The Intel Xeon Gold 6338T has 24 CPU cores and can calculate 48 threads in parallel. The clock frequency of the Intel Xeon Gold 6338T is 2.10 GHz (3.40 GHz) while the AMD EPYC 7662 has 64 CPU cores and 128 threads can calculate simultaneously. The clock frequency of the AMD EPYC 7662 is at 2.00 GHz (3.30 GHz).

Intel Xeon Gold 6338T Characteristic AMD EPYC 7662
24 Cores 64
48 Threads 128
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
2.10 GHz Frequency 2.00 GHz
3.40 GHz Turbo Frequency (1 Core) 3.30 GHz
2.80 GHz Turbo Frequency (All Cores) 2.40 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.

Intel Xeon Gold 6338T Characteristic AMD EPYC 7662
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Xeon Gold 6338T or AMD EPYC 7662 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

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 Intel Xeon Gold 6338T can use up to 6144 GB of memory in 8 memory channels. The maximum memory bandwidth is 204.8 GB/s. The AMD EPYC 7662 supports up to GB of memory in 8 memory channels and achieves a memory bandwidth of up to 51.2 GB/s.

Intel Xeon Gold 6338T Characteristic AMD EPYC 7662
DDR4-3200 Memory DDR4-3200
6144 GB Max. Memory
8 (Octa Channel) Memory channels 8 (Octa Channel)
204.8 GB/s Max. Bandwidth 51.2 GB/s
Yes ECC Yes
-- L2 Cache --
36.00 MB L3 Cache 256.00 MB
4.0 PCIe version 4.0
64 PCIe lanes 128
126.0 GB/s PCIe Bandwidth 252.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon Gold 6338T is 165 W, while the AMD EPYC 7662 has a TDP of 225 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Xeon Gold 6338T Characteristic AMD EPYC 7662
165 W TDP (PL1 / PBP) 225 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Xeon Gold 6338T is manufactured in 10 nm and has 36.00 MB cache. The AMD EPYC 7662 is manufactured in 7 nm and has a 256.00 MB cache.

Intel Xeon Gold 6338T Characteristic AMD EPYC 7662
10 nm Technology 7 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
LGA 4189 Socket SP3
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q2/2021 Release date Q1/2020
2742 $ Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Xeon Gold 6338T to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the AMD EPYC 7662 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


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 Xeon Gold 6338T Intel Xeon Gold 6338T
24C 48T @ 3.40 GHz
0 (0%)
AMD EPYC 7662 AMD EPYC 7662
64C 128T @ 3.30 GHz
1046 (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.
Intel Xeon Gold 6338T Intel Xeon Gold 6338T
24C 48T @ 2.80 GHz
0 (0%)
AMD EPYC 7662 AMD EPYC 7662
64C 128T @ 2.40 GHz
33944 (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.
Intel Xeon Gold 6338T Intel Xeon Gold 6338T
24C 48T @ 3.40 GHz
0 (0%)
AMD EPYC 7662 AMD EPYC 7662
64C 128T @ 3.30 GHz
386 (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.
Intel Xeon Gold 6338T Intel Xeon Gold 6338T
24C 48T @ 2.80 GHz
0 (0%)
AMD EPYC 7662 AMD EPYC 7662
64C 128T @ 2.40 GHz
18203 (100%)

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 Xeon Gold 6338T Intel Xeon Gold 6338T
24C 48T @ 2.80 GHz
0 (0%)
AMD EPYC 7662 AMD EPYC 7662
64C 128T @ 2.40 GHz
73144 (100%)

Devices using this processor

Intel Xeon Gold 6338T AMD EPYC 7662
Unknown Unknown

Popular comparisons containing this CPUs

1. AMD EPYC 7742AMD EPYC 7662 AMD EPYC 7742 vs AMD EPYC 7662
2. AMD EPYC 7702PAMD EPYC 7662 AMD EPYC 7702P vs AMD EPYC 7662
3. AMD EPYC 7662AMD EPYC 7702 AMD EPYC 7662 vs AMD EPYC 7702
4. AMD EPYC 7662Intel Xeon Gold 5218 AMD EPYC 7662 vs Intel Xeon Gold 5218
5. Intel Xeon Silver 4216AMD EPYC 7662 Intel Xeon Silver 4216 vs AMD EPYC 7662
6. Intel Xeon Gold 6252NAMD EPYC 7662 Intel Xeon Gold 6252N vs AMD EPYC 7662
7. AMD Ryzen Embedded R1505GAMD EPYC 7662 AMD Ryzen Embedded R1505G vs AMD EPYC 7662
8. Intel Xeon E5-2650 v3AMD EPYC 7662 Intel Xeon E5-2650 v3 vs AMD EPYC 7662
9. AMD EPYC 7662Intel Pentium 3825U AMD EPYC 7662 vs Intel Pentium 3825U
10. AMD EPYC 7662Intel Core i5-9600T AMD EPYC 7662 vs Intel Core i5-9600T


back to index