| Type |
CPU / Microprocessor |
| Market segment |
Desktop |
| Family |
AMD FX-Series |
| Model number |
FX-8120 |
| CPU part numbers |
- FD8120WMW8KGU is an OEM/tray microprocessor
- FD8120WMGUSBX is a boxed microprocessor with fan and heatsink
|
| Frequency |
3100 MHz |
| Turbo frequency |
3400 MHz (more than 4 cores)
4000 MHz (4 cores or less) |
| Boosted P states [1] |
#1: 4000 MHz, 1.4125V
#2: 3400 MHz, 1.3125V |
| Bus speed |
One 2600 MHz 16-bit HyperTransport link |
| Package |
940-pin organic micro Pin Grid Array (UOC940)
Pb-free |
| Socket |
Socket AM3+ |
| Size |
1.57" x 1.57" / 4cm x 4cm |
| Weight |
1.3oz / 38.2g (CPU) |
| Introduction date |
1st half 2012 |
| Architecture / Microarchitecture |
| Microarchitecture |
Bulldozer |
| Platform |
Scorpius |
| Processor core |
Zambezi |
| Core stepping |
OR-B2 |
| CPUID |
600F12 |
| Manufacturing process |
0.032 micron Hi-K Metal Gate process with silicon-on-insulator (SOI) technology |
| Die size |
316mm2 |
| Data width |
64 bit |
| The number of cores |
8 |
| The number of threads |
8 |
| Floating Point Unit |
Integrated (shared between each pair of cores) |
| Level 1 cache size |
4 x 64 KB 2-way set associative shared instruction caches
8 x 16 KB 4-way set associative data caches |
| Level 2 cache size |
4 x 2 MB 16-way set associative shared exclusive caches |
| Level 3 cache size |
8 MB 64-way set associative shared cache |
| Cache latency |
3 (L1 cache) |
| Multiprocessing |
Uniprocessor |
| Features |
- MMX instructions
- Extensions to MMX
- SSE / Streaming SIMD Extensions
- SSE2 / Streaming SIMD Extensions 2
- SSE3 / Streaming SIMD Extensions 3
- SSSE3 / Supplemental Streaming SIMD Extensions 3
- SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4
- SSE4a
- AES / Advanced Encryption Standard instructions
- AVX / Advanced Vector Extensions
- FMA4 / 4-operand Fused Multiply-Add instructions
- XOP / eXtended Operations instructions
- AMD64 / AMD 64-bit technology
- AMD-V / AMD Virtualization technology
- EVP / Enhanced Virus Protection
- Turbo Core 2.0 technology
|
| Low power features |
- Core C1, C1E, C6 and CC6 states
- Package S3, S4 and S5 states
- PowerNow!
|
| Low power P states [1] |
#1: 2800 MHz, 1.1375V
#2: 2300 MHz, 1.0625V
#3: 1900 MHz, 0.975V
#4: 1400 MHz, 0.8875V |
| Integrated peripherals / components |
| Integrated graphics |
None |
| Memory controller |
The number of controllers: 1
Memory channels: 2
Channel width (bits): 72
Supported memory: DDR3-1866
DIMMs per channel: 2
Maximum memory bandwidth (GB/s): 29.9 |
| Other peripherals |
HyperTransport 3.1 technology |
| Electrical / Thermal parameters |
| V core |
0.925V - 1.4125V |
| Maximum operating temperature |
70°C |
| Thermal Design Power |
95 Watt |
| Notes on AMD FX-8120 (95W) |
- The processor has unlocked clock multiplier
- NorthBridge controller frequency is 2.2 GHz
[1] - These characteristics were measured on a single CPU, and they can vary slightly for other processors with the same model number |
