AMD EPYC 7742

AMD EPYC 7742

About processor

The AMD EPYC 7742 processor is a powerhouse in the server CPU market. With a whopping 64 cores and 128 threads, this processor delivers exceptional multi-threaded performance, making it ideal for heavy workloads and demanding server applications. The 256MB of L3 cache further enhances its ability to handle large amounts of data, making it a top choice for data-intensive tasks. In terms of power consumption, the EPYC 7742 has a TDP of 225W, which is relatively high but justified by its unparalleled performance. It also boasts impressive benchmark scores, with a Geekbench 6 Single Core score of 1204 and a Multi-Core score of 11782, putting it at the top of its class in terms of processing power. Overall, the AMD EPYC 7742 processor is a game-changer for server applications, offering exceptional multi-threaded performance, large cache size, and impressive benchmark scores. While it may consume more power than some other server CPUs, its unrivaled performance makes it well worth the investment for businesses and organizations with demanding computing needs.

Basic

Label Name
AMD
Platform
Server
Launch Date
August 2019
Code Name
Rome

CPU Specifications

Total Cores
?
Cores is a hardware term that describes the number of independent central processing units in a single computing component (die or chip).
64
Total Threads
?
Where applicable, Intel® Hyper-Threading Technology is only available on Performance-cores.
128
Basic Frequency
2.25GHz
Max Turbo Frequency
?
Max Turbo Frequency is the maximum single-core frequency at which the processor is capable of operating using Intel® Turbo Boost Technology and, if present, Intel® Turbo Boost Max Technology 3.0 and Intel® Thermal Velocity Boost. Frequency is typically measured in gigahertz (GHz), or billion cycles per second.
Up to 3.4GHz
L3 Cache
256MB
CPU Socket
?
The socket is the component that provides the mechanical and electrical connections between the processor and motherboard.
SP3
Technology
?
Lithography refers to the semiconductor technology used to manufacture an integrated circuit, and is reported in nanometer (nm), indicative of the size of features built on the semiconductor.
7 nm
TDP
225W
PCI Express Version
?
PCI Express Revision is the supported version of the PCI Express standard. Peripheral Component Interconnect Express (or PCIe) is a high-speed serial computer expansion bus standard for attaching hardware devices to a computer. The different PCI Express versions support different data rates.
PCIe 4.0 x128

Memory Specifications

Memory Type
?
Intel® processors come in four different types: Single Channel, Dual Channel, Triple Channel, and Flex Mode. Maximum supported memory speed may be lower when populating multiple DIMMs per channel on products that support multiple memory channels.
DDR4
Memory Channels
?
The number of memory channels refers to the bandwidth operation for real world application.
8
Bus Speed
Up to 3200MT/s

Benchmarks

Geekbench 5
Single Core Score
638
Geekbench 5
Multi Core Score
1163
Passmark CPU
Single Core Score
2160
Passmark CPU
Multi Core Score
69183

Compared to Other CPU

Geekbench 5 Single Core
679 +6.4%
658 +3.1%
638
612 -4.1%
589 -7.7%
Geekbench 5 Multi Core
1349 +16%
1249 +7.4%
1163
1082 -7%
1016 -12.6%
Passmark CPU Single Core
2215 +2.5%
2192 +1.5%
2160
2135 -1.2%
2114 -2.1%
Passmark CPU Multi Core
76455 +10.5%
69183
55485 -19.8%
48845 -29.4%