AMD EPYC 7452 vs AMD EPYC 7552 Full Specs
EPYC 74521,195EPYC 75521,19032 Cores | 48 Cores |
64 Threads | 96 Threads |
Base Clock 2.35GHz | Base Clock 2.2GHz |
Boost Clock 3.35GHz | Boost Clock 3.3GHz |
Overclocking Locked | Overclocking Locked |
L1i 32KB | L1i 32KB |
L1d 32KB | L1d 32KB |
L2 512KB | L2 512KB |
L3 128MB | L3 192MB |
Type DDR4 | Type DDR4 |
Max Memory 4.1TB | Max Memory 4.1TB |
ECC Yes | ECC Yes |
Channels 8 | Channels 8 |
Bus Width 512-bit | Bus Width 512-bit |
Speed 3200MT/s | Speed 3200MT/s |
Bandwidth 204.8GB/s | Bandwidth 204.8GB/s |
Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 204.8GB/s | Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 204.8GB/s |
TDP 155W | TDP 200W |
Bus Type PCIe | Bus Type PCIe |
Bus Config 8 lanes | Bus Config 8 lanes |
Bus Speed 16GT/s | Bus Speed 16GT/s |
Bus Bandwidth 16GB/s | Bus Bandwidth 16GB/s |
PCIe PCIe 4.0 x128252GB/sBandwidth | PCIe PCIe 4.0 x128252GB/sBandwidth |
Manufacturer | Manufacturer |
ISA x86-64 | ISA x86-64 |
Architecture | Architecture |
Family | Family |
Branding  | Branding |
Codename Rome Aspen HighlandsDie Rome 4CCDVariant | Codename Rome Aspen HighlandsDie Rome 6CCDVariant |
Market Segment Server | Market Segment Server |
Release Date Aug 7, 2019 | Release Date Aug 7, 2019 |
Foundry TSMC | Foundry TSMC |
Other Foundries GlobalFoundriesIO | Other Foundries GlobalFoundriesIO |
Fabrication Node N7 12LPIO | Fabrication Node N7 12LPIO |
Die Size 296mm² 416mm²IO | Die Size 444mm² 416mm²IO |
Transistor Count 15.2 Billion 8.3 BillionIO | Transistor Count 22.8 Billion 8.3 BillionIO |
Transistor Density 51 MTr/mm² 20 MTr/mm²IO | Transistor Density 51 MTr/mm² 20 MTr/mm²IO |
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