Xeon E-2478 vs EPYC 9254

VS

Aggregate performance score

EPYC 9254
2022
24 cores / 48 threads, 200 Watt
40.80
+117%
Xeon E-2478
2023
8 cores / 16 threads, 80 Watt
18.78

EPYC 9254 outperforms Xeon E-2478 by a whopping 117% based on our aggregate benchmark results.

Primary details

Comparing EPYC 9254 and Xeon E-2478 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking63319
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation15.8682.67
Market segmentServerServer
SeriesAMD EPYCno data
Power efficiency19.3122.22
Architecture codenameGenoa (2022−2023)Raptor Lake-S (2023−2024)
Release date10 November 2022 (2 years ago)14 December 2023 (1 year ago)
Launch price (MSRP)$2,299$568

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E-2478 has 421% better value for money than EPYC 9254.

Detailed specifications

EPYC 9254 and Xeon E-2478 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 cores24 (Tetracosa-Core)8 (Octa-Core)
Threads4816
Base clock speed2.9 GHz2.8 GHz
Boost clock speed4.15 GHz5.2 GHz
Bus rateno data16 GT/s
Multiplier29no data
L1 cache64K (per core)80 KB (per core)
L2 cache1 MB (per core)2 MB (per core)
L3 cache128 MB (shared)24 MB (shared)
Chip lithography5 nm, 6 nmIntel 7 nm
Die size4x 72 mm2257 mm2
Maximum core temperatureno data100 °C
Number of transistors26,280 millionno data
64 bit support++

Compatibility

Information on EPYC 9254 and Xeon E-2478 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 configuration21
SocketSP5FCLGA1700
Power consumption (TDP)200 Watt80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 9254 and Xeon E-2478. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data2
Hyper-Threading Technologyno data+
Idle Statesno data+
Thermal Monitoring-+
Turbo Boost Max 3.0no data+
Precision Boost 2+no data

Security technologies

EPYC 9254 and Xeon E-2478 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 9254 and Xeon E-2478 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 9254 and Xeon E-2478. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5-4800DDR5-4800
Maximum memory size6 TiB128 GB
Max memory channelsno data2
Maximum memory bandwidth460.8 GB/sno data
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataN/A

Peripherals

Specifications and connection of peripherals supported by EPYC 9254 and Xeon E-2478.

PCIe version5.05
PCI Express lanes12816

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 9254 40.80
+117%
Xeon E-2478 18.78

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 9254 64815
+117%
Xeon E-2478 29827

Gaming performance

Pros & cons summary


Performance score 40.80 18.78
Recency 10 November 2022 14 December 2023
Physical cores 24 8
Threads 48 16
Power consumption (TDP) 200 Watt 80 Watt

EPYC 9254 has a 117.3% higher aggregate performance score, and 200% more physical cores and 200% more threads.

Xeon E-2478, on the other hand, has an age advantage of 1 year, and 150% lower power consumption.

The EPYC 9254 is our recommended choice as it beats the Xeon E-2478 in performance tests.


Should you still have questions on choice between EPYC 9254 and Xeon E-2478, ask them in Comments section, and we shall answer.

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AMD EPYC 9254
EPYC 9254
Intel Xeon E-2478
Xeon E-2478

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Community ratings

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Questions & comments

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