AMD EPYC 3351 vs Intel Core i7-7740X Full Specs
12 Cores | 4 Cores |
24 Threads | 8 Threads |
Base Clock 1.9GHz | Base Clock 4.3GHz |
Boost Clock 3GHz | Boost Clock 4.5GHz |
Overclocking Locked | Overclocking Unlocked |
L1i 64KB | L1i 32KB |
L1d 32KB | L1d 32KB |
L2 512KB | L2 256KB |
L3 32MB | L3 8MB |
Type DDR4 | Type · |
Max Memory 64GB | Max Memory 64GB |
ECC Yes | ECC No |
Channels 4 | Channels 2 |
Bus Width 256-bit | Bus Width 128-bit |
Speed 2666MT/s | Speed 2400MT/s |
Bandwidth 85.3GB/s | Bandwidth 38.4GB/s |
Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 85.3GB/s | Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 38.4GB/s |
TDP 80W | TDP 112W |
cTDP-down 60W | cTDP-down - |
Max Operating Temp 105°C Max | Max Operating Temp 100°C Max |
Included Cooler - | Included Cooler 0 |
Bus Type PCIe | Bus Type DMI |
Bus Config 4 lanes | Bus Config 4 lanes |
Bus Speed 8GT/s | Bus Speed 8GT/s |
Bus Bandwidth 4GB/s | Bus Bandwidth 4GB/s |
PCIe PCIe 3.0 x6463GB/sBandwidth | PCIe PCIe 3.0 x1615.8GB/sBandwidth |
Manufacturer | Manufacturer |
ISA x86-64 | ISA x86-64 |
Architecture | Architecture |
Family | Family |
Branding ![]() | Branding ![]() |
Codename Snowy Owl ZeppelinDie Snowy Owl 16CVariant | Codename Kaby Lake-G - Kaby Lake-4C-GT2Variant |
Market Segment Embedded | Market Segment Desktop |
Release Date Feb 1, 2018 | Release Date Jun 26, 2017 |
Foundry GlobalFoundries | Foundry Intel |
Fabrication Node 14LP | Fabrication Node 14nm++ |
Die Size 426mm² | Die Size 125mm² |
Transistor Count 9.6 Billion | Transistor Count 2.1 Billion |
Transistor Density 23 MTr/mm² | Transistor Density 17 MTr/mm² |
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