Xeon Gold 6338 vs EPYC 7662

VS

Aggregate performance score

EPYC 7662
2020
64 cores / 128 threads, 225 Watt
45.68
+114%
Xeon Gold 6338
2021
32 cores / 64 threads, 205 Watt
21.37

EPYC 7662 outperforms Xeon Gold 6338 by a whopping 114% based on our aggregate benchmark results.

Primary details

Comparing EPYC 7662 and Xeon Gold 6338 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking43252
Place by popularitynot in top-100not in top-100
Market segmentServerServer
SeriesAMD EPYCno data
Power efficiency19.139.82
Architecture codenameZen 2 (2017−2020)no data
Release date19 February 2020 (4 years ago)1 April 2021 (3 years ago)

Detailed specifications

EPYC 7662 and Xeon Gold 6338 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores64 (Tetrahexaconta-Core)32 (Dotriaconta-Core)
Threads12864
Base clock speed2 GHz2 GHz
Boost clock speed3.3 GHz3.2 GHz
Multiplier20no data
L1 cache4 MBno data
L2 cache32 MBno data
L3 cache256 MB48 MB
Chip lithography7 nm, 14 nm10 nm
Maximum core temperatureno data81 °C
64 bit support+-
Windows 11 compatibility++

Compatibility

Information on EPYC 7662 and Xeon Gold 6338 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

SocketSocket SP3FCLGA4189
Power consumption (TDP)225 Watt205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7662 and Xeon Gold 6338. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI++
AVX+-
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Precision Boost 2+no data
Deep Learning Boost-+

Security technologies

EPYC 7662 and Xeon Gold 6338 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
SGXno dataYes with Intel® SPS

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7662 and Xeon Gold 6338 are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7662 and Xeon Gold 6338. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR4-3200
Maximum memory size4 TiB6 TB
Max memory channels88
Maximum memory bandwidth204.763 GB/sno data
ECC memory support++

Peripherals

Specifications and connection of peripherals supported by EPYC 7662 and Xeon Gold 6338.

PCIe versionno data4.0
PCI Express lanesno data64

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

EPYC 7662 45.68
+114%
Xeon Gold 6338 21.37

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

EPYC 7662 72298
+114%
Xeon Gold 6338 33814

Gaming performance

Pros & cons summary


Performance score 45.68 21.37
Recency 19 February 2020 1 April 2021
Physical cores 64 32
Threads 128 64
Chip lithography 7 nm 10 nm
Power consumption (TDP) 225 Watt 205 Watt

EPYC 7662 has a 113.8% higher aggregate performance score, 100% more physical cores and 100% more threads, and a 42.9% more advanced lithography process.

Xeon Gold 6338, on the other hand, has an age advantage of 1 year, and 9.8% lower power consumption.

The EPYC 7662 is our recommended choice as it beats the Xeon Gold 6338 in performance tests.


Should you still have questions on choice between EPYC 7662 and Xeon Gold 6338, ask them in Comments section, and we shall answer.

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AMD EPYC 7662
EPYC 7662
Intel Xeon Gold 6338
Xeon Gold 6338

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Community ratings

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Questions & comments

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