Key facts
Production status: End-of-life
Release date: 2012-02-06
Cores / Threads: 4 / 4
Base clock: 2700 MHz
Turbo clock: -
TDP: -
Process: 32 nm
Codename: Llano
Generation: Athlon II X4 (Llano)
All available specs
| Field | Value |
|---|---|
| name | Athlon II X4 638 |
| Socket | AMD Socket FM1 |
| Foundry | GlobalFoundries |
| Process Size | 32 nm |
| Transistors | 1,178 million |
| Die Size | 228 mm² |
| Package | µPGA |
| Market | Desktop |
| Production Status | End-of-life |
| Release Date | Feb 6th, 2012 |
| Part# | AD638XOJZ43GX AD638XOJGXBOX |
| Frequency | 2.7 GHz |
| Base Clock | 100 MHz |
| Multiplier | 27.0x |
| Multiplier Unlocked | No |
| Voltage | 1.4125 V |
| Codename | Llano |
| Generation | Athlon II X4 (Llano) |
| Memory Support | DDR3 |
| ECC Memory | No |
| # of Cores | 4 |
| # of Threads | 4 |
| SMP # CPUs | 1 |
| Cache L1 | 128 KB (per core) |
| Cache L2 | 1 MB (per core) |
| Features | MMX, 3DNow!, SSE, SSE2, SSE3, SSE4A, AMD64, NX bit, AMD-V |
| Rated Speed | 1866 MT/s |
| Memory Bus | Dual-channel |
| Memory Bandwidth | 29.9 GB/s |
| tJMax | 70°C |
| PCI-Express | Gen 2 |
| Chipsets | A75, A55 |