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EPYC™ 7281 16-Core 2.1 - 2.7GHz Turbo, SP3, 155/170W, Processor

Quantity:
  • SKU: 11629004
  • Manufacturer: AMD
  • MPN: PS7281BEAFWOF
  • Availability: TEMPORARILY OUT OF STOCK
Starting At
$728.60
Quantity:
General information
Type System-on-a-Chip
Market segment Server
Family AMD EPYC
Model number 7281
SOC part numbers
  • PS7281BEVGAAF is an OEM/tray system-on-a-chip
  • PS7281BEAFWOF is a boxed system-on-a-chip
Frequency 2100 MHz
Maximum turbo frequency 2700 MHz (1 core)
2700 MHz (all cores)
Package 4094-land Organic Land Grid Array (OLGA)
Socket Socket SP3
Size 2.83" x 2.17" / 7.19cm x 5.5cm
Introduction date June 20, 2017 (announced)
July 2017 (availability)
Architecture / Microarchitecture
Microarchitecture Zen
Processor core Naples
Core stepping ZP-B2
CPUID 800F12
Manufacturing process 0.014 micron
Data width 64 bit
The number of CPU cores 16
The number of threads 32
Floating Point Unit Integrated
Level 1 cache size 16 x 64 KB 4-way set associative instruction caches
16 x 32 KB 8-way set associative writeback data caches
Level 2 cache size 16 x 512 KB inclusive 8-way set associative unified caches
Level 3 cache size 32 MB
Physical memory 2 TB
Multiprocessing Up to 2 processors
Extensions and Technologies
  • 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
  • AVX2 / Advanced Vector Extensions 2.0
  • BMI / BMI1 + BMI2 / Bit Manipulation instructions
  • SHA / Secure Hash Algorithm extensions
  • F16C / 16-bit Floating-Point conversion instructions
  • FMA3 / 3-operand Fused Multiply-Add instructions
  • AMD64 / AMD 64-bit technology
  • SMT / Simultaneous MultiThreading
  • EVP / Enhanced Virus Protection
  • AMD-V / AMD Virtualization technology
  • Precision Boost
  • SMAP / Supervisor Mode Access Prevention
  • SMEP / Secure Mode Execution Protection
Integrated peripherals / components
Integrated graphics None
Memory controller Memory channels: 8
Supported memory: DDR4-2400, DDR4-2666
DIMMs per channel: up to 2
Maximum memory bandwidth (GB/s): 170.6
Other peripherals
  • PCI Express 3.0 interface (128 lanes)
  • USB 3.0 (4 ports)
  • I2C interface
  • LPC interface
  • SPI interface
  • General Purpose I/O
  • Security processor
  • AMD Infinity Fabric
Electrical / Thermal parameters
Thermal Design Power 155 Watt
170 Watt