|
× FX-4300 | × Phenom II X4 840 | CPU3 | CPU4 | CPU5 | CPU6 |
| Released | 2012 | 2011 | ||||
| Category | Desktop | Desktop | ||||
| Socket | Socket AM3+ | Socket AM2+, Socket AM3 | ||||
| Cores | 4 | 4 | ||||
| Threads | 4 | 4 | ||||
| Base frequency | 3800 MHz | 3200 MHz | ||||
| Auto Boost | to 4000 MHz | no | ||||
| L1 Cache, Кb | 4x16+2x64 | 128x4 | ||||
| L2 Cache, Кb | 2x2048 | 2048 | ||||
| L3 Cache, Кb | 4096 | no | ||||
| Architecture (core) | Vishera | Propus | ||||
| Lithography | 32 nm | 45 nm | ||||
| Transistors, mil. | 1200 | 300 | ||||
| TDP | 95 W | 95 W | ||||
| Max. temperature | 70,5° C | 71° C | ||||
| Bus | 2600 MHz 16-bit HyperTransport (5.2 GT/s) | 2000 MHz 16-bit HyperTransport (4 GT/s) | ||||
| Integrated GPU | no | no | ||||
| Memory (RAM) | DDR3-1866 (channels - 2) |
DDR2-1066, DDR3-1333 (channels - 2) | ||||
| PCIe | PCIe configuration depends on the motherboard | PCIe configuration depends on the motherboard | ||||
| Integrated modules | ||||||
| Instructions, technologies | • MMX • SSE • SSE2 • SSE3 • SSSE3 • SSE4 • AES • AVX • BMI1 • F16C • FMA3 • FMA4 • TBM • XOP • AMD64 • EVP • AMD-V • Turbo Core 3.0 • PowerNow! |
• MMX • 3DNow! • SSE • SSE2 • SSE3 • SSE4A • AMD64 • EVP • AMD-V • Cool’n’Quiet 3.0 • CoolCore Technology • Dual Dynamic Power Management | ||||
| Other features | • Unlocked multiplier |
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| more... | more... |
Overall performance rating 
iGPU performance
 PassMark
|
|
| AMD FX-4300 | 2994 (100 %) |
| AMD Phenom II X4 840 | 2385 (80 %) |
 Geekbench 4
Multi-Core
Single-Core |
|
| AMD FX-4300 | 6622 (100 %) |
| AMD Phenom II X4 840 | 5989 (90 %) |
 Cinebench R11.5
Multi-Core
Single-Core |
|
| AMD FX-4300 | 3.24 (100 %) |
| AMD Phenom II X4 840 | ~3.17 ? (98 %) |
 Cinebench R15
Multi-Core
Single-Core |
|
| AMD Phenom II X4 840 | 324 (100 %) |
| AMD FX-4300 | 306 (94 %) |
X264 HD Benchmark 4.0
WinRAR
3DMark 06 CPU
Smartphones 
Mobile SoCs
Graphics cards
Games
Processors