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AMD FX-770K [Desktop]

General

Vendor
  • AMD
Family
  • FX
Model
  • FX-770K
Architecture
  • Steamroller
Core Codenames
  • Kaveri
Release Dates
  • October, 2014

Package

Package Types
  • 906-pin PGA
Sockets
  • PGA906 (Socket FM2+ / FM2r2)
Lithography
  • 28 nm
Package and Die
  • 40 × 40 mm package
  • 245 mm² die area
  • 2.41 billion transistors
Core Steppings
  • KV-A1
CPUIDs
  • 630F01
Part Numbers

Core Configuration

Core Structure

Number of Cores
  • 4
Number of Threads
  • 4
Multi-Threaded Cores
  • Yes (clustered)
Core Clock Frequency
  • 3.50 GHz
Turbo Core Clock Frequency
  • 3.90 GHz (1 – 4 cores)
Base Clock Frequency
  • 100 MHz
Clock Multiplier
  • × 35
Unlocked Clock Multiplier
  • Yes

Memory

Level 1 Instruction Cache
  • 96 kB × 2
  • Full-speed
Level 1 Data Cache
  • 16 kB × 4
  • Full-speed
Level 2 Cache
  • 2 MB × 2
  • Full-speed

Data Connection

Data Bus

Data Connection Type
  • External Unified Media Interface 2.0
  • 4-bit (PCIe 2.0 ×4)
  • Single data rate
UMI Frequency
  • 5000 MHz (initial)
  • 5000 MT/s (effective)

Electrical and Thermal

Power

VID Range
  • 0.65 — 1.5 V
Configurable TDP
  • Yes
TDP (Lowest)
  • 45 W
TDP (Nominal)
  • 95 W
TDP (Highest)
  • 95 W
Maximum Operating Temperature
  • 71°C

Integrated Graphics

Graphics

Integrated Graphics
  • None

Features

Instruction Sets
  • x86
  • x86_64
Instruction Set Extensions
  • ABM / BMI1 / TBM
  • AES
  • AVX1 / AVX1.1
  • F16C
  • FMA3 / FMA4
  • MMX
  • SSE / SSE2 / SSE3 / SSE4.1 / SSE4.2 / SSE4a / SSSE3
  • XOP
Core Features
  • AMD-V
  • AMD64
  • EVP
  • Integrated memory controller (DDR3)
  • Turbo Core 3.0
Low-Power Features
  • C-states
  • Cool'n'Quiet

Compatibility

Platform Support
  • Kaveri with Bolton chipsets
  • Kaveri with Hudson chipsets
Supported Chipsets
  • AMD A55 / A58
  • AMD A68H
  • AMD A78
  • AMD A88X
Supported RAM Types
  • 64-bit single-channel memory bus
  • 128-bit dual-channel memory bus
  • DDR3-800 / DDR3-1066 / DDR3-1333 / DDR3-1600 / DDR3-1866 / DDR3-2133
Maximum Memory Bandwidth
  • Up to 17.056 GB/s (single-channel)
  • Up to 34.112 GB/s (dual-channel)
RAM Limit
  • 64 GB

Notes

Notes for This Processor
  1. OEM processor.

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