Xeon Silver 4509Y vs EPYC 7303

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Primary details

Comparing EPYC 7303 and Xeon Silver 4509Y processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking337not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation21.14no data
Market segmentServerServer
Power efficiency13.10no data
Architecture codenameMilan (2021−2023)Sapphire Rapids (2023−2024)
Release date5 September 2023 (1 year ago)14 December 2023 (less than a year ago)
Launch price (MSRP)$604$563

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

EPYC 7303 and Xeon Silver 4509Y 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 cores16 (Hexadeca-Core)8 (Octa-Core)
Threads3216
Base clock speed2.4 GHz2.6 GHz
Boost clock speed3.4 GHz4.1 GHz
L1 cache64 KB (per core)80 KB (per core)
L2 cache512 KB (per core)2 MB (per core)
L3 cache64 MB (shared)22.5 MB (shared)
Chip lithography7 nmIntel 7 nm
Die size2x 81 mm2no data
Maximum case temperature (TCase)no data84 °C
Number of transistors8,300 millionno data
64 bit support-+

Compatibility

Information on EPYC 7303 and Xeon Silver 4509Y 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 configuration22
SocketSP3FCLGA4677
Power consumption (TDP)130 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7303 and Xeon Silver 4509Y. You'll probably need this information if you require some particular technology.

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

Security technologies

EPYC 7303 and Xeon Silver 4509Y technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7303 and Xeon Silver 4509Y 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 7303 and Xeon Silver 4509Y. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5 @ 4400 MT/s (1 DPC &2DPC)
Maximum memory sizeno data4 TB
Max memory channelsno data8
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AN/A

Peripherals

Specifications and connection of peripherals supported by EPYC 7303 and Xeon Silver 4509Y.

PCIe version4.05
PCI Express lanes12880

Pros & cons summary


Recency 5 September 2023 14 December 2023
Physical cores 16 8
Threads 32 16
Power consumption (TDP) 130 Watt 125 Watt

EPYC 7303 has 100% more physical cores and 100% more threads.

Xeon Silver 4509Y, on the other hand, has an age advantage of 3 months, and 4% lower power consumption.

We couldn't decide between EPYC 7303 and Xeon Silver 4509Y. We've got no test results to judge.


Should you still have questions on choice between EPYC 7303 and Xeon Silver 4509Y, ask them in Comments section, and we shall answer.

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AMD EPYC 7303
EPYC 7303
Intel Xeon Silver 4509Y
Xeon Silver 4509Y

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