AMD Athlon II X4 640 Zosma vs Intel Core i7-3970X Full Specs
Athlon II X4 640 Zosma326
Core i7-3970X7534 Cores | 6 Cores |
4 Threads | 12 Threads |
Base Clock 3GHz | Base Clock 3.5GHz |
Boost Clock - | Boost Clock 4GHz |
Overclocking Locked | Overclocking Locked |
L1i 64KB | L1i 32KB |
L1d 64KB | L1d 32KB |
L2 512KB | L2 256KB |
L3 - | L3 15MB |
Type DDR3 | Type DDR3 |
Max Memory 32GB | Max Memory 64GB |
ECC No | ECC No |
Channels 2 | Channels 4 |
Bus Width 128-bit | Bus Width 256-bit |
Speed 2133MT/s | Speed 1600MT/s |
Bandwidth 34.1GB/s | Bandwidth 51.2GB/s |
Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 34.1GB/s | Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 51.2GB/s |
TDP 95W | TDP 150W |
T-Case - | T-Case 66.8°C Max |
Voltage Range - | Voltage Range - |
Included Cooler - | Included Cooler 0 |
Bus Type HT | Bus Type DMI |
Bus Config 16-bit | Bus Config 4 lanes |
Bus Speed 4GT/s | Bus Speed 5GT/s |
Bus Bandwidth 8GB/s | Bus Bandwidth 2.5GB/s |
- | PCIe PCIe 2.0 x4020GB/sBandwidth |
Manufacturer | Manufacturer |
ISA x86-64 | ISA x86-64 |
Architecture | Architecture |
Family | Family |
Branding  | Branding  |
Codename Zosma - - | Codename Sandy Bridge-E Sandy Bridge-EP-8Die Sandy Bridge-EP-8CVariant |
Market Segment Desktop | Market Segment Workstation |
Release Date Jul 1, 2011 | Release Date Nov 1, 2012 |
Foundry GlobalFoundries | Foundry Intel |
Fabrication Node 45nm | Fabrication Node 32nm |
Die Size 169mm² | Die Size 435mm² |
Transistor Count 300 Million | Transistor Count 2.3 Billion |
Transistor Density 2 MTr/mm² | Transistor Density 5 MTr/mm² |
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