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Processors → AMD Athlon X4 840

AMD Athlon X4 840

Basic information:
Released2014
Segment Desktop
Socket Socket FM2+
Number of cores 4
Number of threads 4
Base frequency 3100 MHz
Turbo Core 3800 MHz
Unlocked multiplier no
Architecture (core) Kaveri
Lithography 28 nm
Transistors, mil.2410
TDP 65 W
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Internal memory
L1 Cache, Кb 4x16+2x96
L2 Cache, Кb 4096
L3 Cache, Кb no
Integrated modules
iGPU no
Memory controller2-channel
(DDR3)
PCIe controllerPCI Express 3.0 (16 lines)
Other modules • Unified Video Decoder (UVD)
• Video Coding Engine (VCE)
Instructions, technology
• MMX
• SSE
• SSE2
• SSE3
• SSSE3
• SSE4 (SSE4.1 + SSE4.2)
• SSE4A
• AES (Advanced Encryption Standard)
• AVX (Advanced Vector Extensions)
• BMI1 (Bit Manipulation inst. 1)
• F16C (16-bit Floating-Point conversion)
• FMA3 (3-operand Fused Multiply-Add)
• FMA4 (4-operand Fused Multiply-Add)
• TBM (Trailing Bit Manipulation)
• XOP (eXtended Operations)
• AMD64
• EVP (Enhanced Virus Protection)
• AMD-V (AMD Virtualization)
• Turbo Core 3.0
• PowerNow!




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