General information
TypeCPU / Microprocessor
Market segmentDesktop
Family
Intel Pentium Dual-Core
Model number
E5300
CPU part numbers
  • AT80571PG0642M is an OEM/tray microprocessor
  • AT80571PG0642ML is an OEM/tray microprocessor
  • BX80571E5300 is a boxed processor with fan and heatsink (English version)
  • BXC80571E5300 is a boxed processor with fan and heatsink (Chinese version)
Frequency2600 MHz
Bus speed800 MHz
Clock multiplier13
Package775-land Flip Chip Land Grid Array (FC-LGA8)
SocketSocket 775
Size1.48" x 1.48" / 3.75cm x 3.75cm
Weight0.8oz / 23.3g  (CPU)
12.1oz / 342.7g  (box)
Introduction dateNov 30, 2008
Price at introduction$86
S-spec numbers
Part number ES/QS processors Production processors
  QJLN SLB9U SLGQ6 SLGTL
AT80571PG0642M+++ 
AT80571PG0642ML   +
BX80571E5300 +++
BXC80571E5300 +++
Architecture / Microarchitecture
MicroarchitectureCore
Processor coreWolfdale-3M
Core steppingR0 (SLB9U, SLGQ6, SLGTL)
CPUID1067A (SLB9U, SLGQ6, SLGTL)
Manufacturing process0.045 micron
Data width64 bit
The number of CPU cores2
The number of threads2
Floating Point UnitIntegrated
Level 1 cache size2 x 32 KB 8-way set associative instruction caches
2 x 32 KB 8-way set associative data caches
Level 2 cache sizeshared 2 MB 8-way set associative cache
Cache latency3 (L1 cache)
16 (L2 cache)
MultiprocessingNot supported
Extensions and Technologies
  • MMX instructions
  • SSE / Streaming SIMD Extensions
  • SSE2 / Streaming SIMD Extensions 2
  • SSE3 / Streaming SIMD Extensions 3
  • SSSE3 / Supplemental Streaming SIMD Extensions 3
  • EM64T / Extended Memory 64 technology / Intel 64
  • VT-x / Virtualization technology
Security Features
  • NX / XD / Execute disable bit
Low power features
  • Halt mode
  • Extended Halt mode
  • Stop Grant mode
  • Extended Stop Grant mode
  • Sleep mode
  • Deep Sleep mode
  • Deeper Sleep mode
  • Enhanced SpeedStep technology
Integrated peripherals / components
Integrated graphicsNone
Electrical / Thermal parameters
V core0.85V - 1.3625V
Minimum/Maximum operating temperature5°C - 74.1°C
Minimum/Maximum power dissipation8 Watt (TDP for Enhanced HALT mode) / 98.89 Watt
Thermal Design Power65 Watt
Notes on Intel Pentium E5300
  • Actual bus frequency is 200 MHz. Because the processor uses Quad Data Rate bus the effective bus speed is 800 MHz
  • Part AT80571PG0642M does not support Virtualization technology
  • Part AT80571PG0642ML supports Virtualization technology
  • BXC80571E5300 is a Chinese version