EPYC 7453

The EPYC 7453 is a 28-core / 56-thread processor based on the Milan (2021−2023) architecture, manufactured on a 7 nm+ process node. It reaches a maximum boost clock of 3.45 GHz from a base frequency of 2.75 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 64 MB (total) of L3 cache, plus 512 kB (per core) of L2 cache and 64 kB (per core) of L1 cache per core. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 48,453, placing it in the Enthusiast performance tier as a Aging generation product.

The EPYC 7453 fits into the SP3 socket and supports PCIe 4.0 with 128 total PCIe lanes for expansion cards and storage. It supports DDR4-3200 memory at speeds up to 3200 (faster RAM improves bandwidth-sensitive workloads), with a maximum capacity of 4096 across 8 channels (dual-channel doubles bandwidth). It supports ECC memory, providing error-correcting capabilities — essential for mission-critical workloads and servers. Integrated graphics: None — allows display output without a dedicated GPU, useful for troubleshooting and light tasks.

It supports AVX-512 instructions — specialized SIMD operations that significantly accelerate AI inference, scientific computing, and video encoding workloads. Virtualization: VT-x, VT-d — enables running virtual machines efficiently (important for development and server workloads). Its primary market competitor is the Xeon Platinum 8362.

The EPYC 7453 has a rated TDP (Thermal Design Power) of 225 Watt — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed. No stock cooler is included — you will need to purchase an aftermarket cooler separately. Recommended cooling: Premium Server Cooler.

At an average price of $1,253 (MSRP: $1570), the EPYC 7453 delivers 39 PassMark points per dollar. Performance ranking position: #217 out of all indexed processors.