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PC Processors (Mobile Intel Pentium 4-M)
Code name
Micro-architecture
MMX™ / Streaming SIMD
SSE2
Hyper-Threading
Power mgmt technology
L1 cache - bus
L1 data cache
L1 instruction cache
L2 cache - size
L2 cache - data path
L3 cache
System bus
Memory addressability
System bus - width
Execution units
Out-of-order instructions
Branch prediction
Speculative execution
Math coprocessor
Compatibility
Cache line size
Multiple processors
Technology (micron)
Package and connector
Frequency (MHz)
Chipset support
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© IBM Corp.
(24INTEL) Compiled by Roger Dodson, IBM. September 2003
Mobile Northwood
IA-32 / NetBurst™ (CISC/RISC/micro-ops) / 20 stage pipeline (Hyper-pipelined technology)
MMX™ (57 new instructions) / Streaming SIMD Extensions (70 new instructions)
Streaming SIMD Extensions 2 (144 new instructions)
Some:
Hyper-Threading (HT) Technology (hardware support for multi-threaded applications)
Enhanced Intel SpeedStep™ technology, Stop Grant, Sleep, Deep Sleep, Deeper Sleep
256-bit data path / full speed
8KB data cache / 4-way set associative / write-through / 64 byte cache line / integrated
Size not published / holds 12,000 micro-ops / 8-way set associative / integrated /
called Execution Trace Cache; caches decoded x86 instructions (micro-ops)
512KB / full speed (Advanced Transfer Cache)
256-bit data path (32 bytes) / transfers on each bus clock / 128 byte cache line size (usually divided into two 64 byte
sectors) / 8-way set associative / integrated / unified (internal die; on die)
None
400 or 533MHz (transfers data four times per clock) / address bus transfers at two times per clock / 64 byte cache line size
64GB memory addressability / 36-bit addressing / address bus is double clocked at 200MHz
64-bit data path
2 integer units; 1 floating point units; 1 load unit; 1 store unit
Two integer units (or Arithmetic Logic Units) run at two times core frequency (Rapid Execution Engine)
Yes
Dynamic (based on history) / 4KB Branch Target Buffer
Yes (Advanced Dynamic Execution)
Pipelined floating point unit / handles 128-bit floating point registers
Compatible with IA-32 software
128 bytes (32 bytes x 4 chunks); burst mode bus of addr-data-data-data
No SMP support
0.13u
400MHz:
Micro Flip-Chip Pin Grid Array (uFCPGA) requires 478-pin surface mount Zero Insertion Force (ZIF)
socket
533MHz:
Micro Flip-Chip Pin Grid Array (uFCPGA2) requires 478-pin surface mount Zero Insertion Force (ZIF)
socket
System Maximum Performance Battery Optimized Mode Hyper-Threading (HT) Announce
bus Mode Technology date
1.4GHz 400MHz 1.4GHz at 1.3 volts 1.2GHz at 1.2v (<2 watts avg power) April 2002
1.5GHz 400MHz 1.5GHz at 1.3 volts 1.2GHz at 1.2v (<2 watts avg power) April 2002
1.6GHz 400MHz 1.6GHz at 1.3 volts 1.2GHz at 1.2v (<2 watts avg power) March 2002
1.7GHz 400MHz 1.7GHz at 1.3 volts 1.2GHz at 1.2v (<2 watts avg power) March 2002
1.8GHz 400MHz 1.8GHz at 1.3 volts 1.2GHz at 1.2v (<2 watts avg power) April 2002
1.9GHz 400MHz 1.9GHz at 1.3 volts 1.2GHz at 1.2v (<2 watts avg power) June 2002
2.0GHz 400MHz 2.0GHz at 1.3 volts 1.2GHz at 1.2v (<2 watts avg power) June 2002
2.2GHz 400MHz 2.2GHz at 1.3 volts 1.2GHz at 1.2v (<2 watts avg power) Sept 2002
2.4GHz 400MHz 2.4GHz at 1.3 volts 1.2GHz at 1.2v (<2 watts avg power) Jan 2003
2.5GHz 400MHz 2.5GHz at 1.3 volts 1.2GHz at 1.2v (<2 watts avg power) April 2003
2.6GHz 400MHz 2.6GHz at 1.3 volts 1.2GHz at 1.2v (<2 watts avg power) June 2003
2.40GHz 533MHz 2.40GHz at 1.525 v 1.6GHz at 1.2v (<4.5 watts avg power) June 2003
2.66GHz 533MHz 2.66GHz at 1.525 v 1.6GHz at 1.2v (<4.5 watts avg power) June 2003
2.80GHz 533MHz 2.80GHz at 1.525 v 1.6GHz at 1.2v (<4.5 watts avg power) June 2003
3.06GHz 533MHz 3.06GHz at 1.525 v 1.6GHz at 1.2v (<4.5 watts avg power) June 2003
2.66GHz 533MHz 2.66GHz at 1.525v 1.6GHz at 1.2v (<3.0 watts avg power) with Hyper-Threading Sept 2003
2.80GHz 533MHz 2.80GHz at 1.525v 1.6GHz at 1.2v (<3.0 watts avg power) with Hyper-Threading Sept 2003
3.06GHz 533MHz 3.06GHz at 1.55v 1.6GHz at 1.2v (<3.0 watts avg power) with Hyper-Threading Sept 2003
3.2GHz 533MHz 3.2GHz at 1.55 volts 1.6GHz at 1.2v (<3.0 watts avg power) with Hyper-Threading Sept 2003
Intel 845MZ with DDR-SDRAM memory
Intel 845MP with DDR-SDRAM memory
Intel 852GM, 852GME, 852PM with DDR-SDRAM memory
Mobile Intel
®
Pentium
®
4 Processor-M for mobile systems
Created by IBM PC Institute
Personal Systems Reference (PSREF)