EPYC 9634 vs EPYC 7702

VS

Aggregate performance score

EPYC 7702
2019
64 cores / 128 threads, 200 Watt
44.06
EPYC 9634
2022
84 cores / 168 threads, 290 Watt
67.96
+54.2%

EPYC 9634 outperforms EPYC 7702 by an impressive 54% based on our aggregate benchmark results.

Primary details

Comparing EPYC 7702 and EPYC 9634 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking4610
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation4.072.11
Market segmentServerServer
SeriesAMD EPYCAMD EPYC
Power efficiency20.8522.18
Architecture codenameZen 2 (2017−2020)Genoa (2022−2023)
Release date7 August 2019 (5 years ago)10 November 2022 (2 years ago)
Launch price (MSRP)$6,450$10,304

Cost-effectiveness evaluation

Performance per price, higher is better.

EPYC 7702 has 93% better value for money than EPYC 9634.

Detailed specifications

EPYC 7702 and EPYC 9634 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)84
Threads128168
Base clock speed2 GHz2.25 GHz
Boost clock speed3.35 GHz2.25 GHz
Multiplier2022.5
L1 cache4 MB5376 KB
L2 cache32 MB84 MB
L3 cache256 MB (shared)384 MB (shared)
Chip lithography7 nm, 14 nm5 nm, 6 nm
Die size192 mm212x 72 mm2
Number of transistors4,800 million78,840 million
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier+-

Compatibility

Information on EPYC 7702 and EPYC 9634 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.

Number of CPUs in a configuration2 (Multiprocessor)2
SocketTR4SP5
Power consumption (TDP)200 Watt290 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7702 and EPYC 9634. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7702 and EPYC 9634 are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7702 and EPYC 9634. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4 Eight-channelDDR5-4800
Maximum memory size4 TiB6 TiB
Max memory channels8no data
Maximum memory bandwidth204.763 GB/s460.8 GB/s
ECC memory support+-

Peripherals

Specifications and connection of peripherals supported by EPYC 7702 and EPYC 9634.

PCIe versionno data5.0
PCI Express lanesno data128

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 7702 44.06
EPYC 9634 67.96
+54.2%

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 7702 69980
EPYC 9634 107944
+54.2%

Gaming performance

Pros & cons summary


Performance score 44.06 67.96
Recency 7 August 2019 10 November 2022
Physical cores 64 84
Threads 128 168
Chip lithography 7 nm 5 nm
Power consumption (TDP) 200 Watt 290 Watt

EPYC 7702 has 45% lower power consumption.

EPYC 9634, on the other hand, has a 54.2% higher aggregate performance score, an age advantage of 3 years, 31.3% more physical cores and 31.3% more threads, and a 40% more advanced lithography process.

The EPYC 9634 is our recommended choice as it beats the EPYC 7702 in performance tests.


Should you still have questions on choice between EPYC 7702 and EPYC 9634, ask them in Comments section, and we shall answer.

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AMD EPYC 7702
EPYC 7702
AMD EPYC 9634
EPYC 9634

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Community ratings

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Questions & comments

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