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CPU

Intel

Intel Pentium D 945

Processor Released Apr 1, 2006

CPU cores: 2
CPU threads: 2
Thermal design power: 95 W^*

No matched benchmark results are available for this entry yet.

Processing & platform

CPU cores: 2
CPU threads: 2
Base clock: 3.4 GHz
CPU reference clock: 200 MHz^*
Reported CPU clock: 3.4 GHz^*
Architecture: Presler
Socket / package: LGA775
Manufacturing process: Intel 65nm CMOS
Process node: 65 nm^*
Reported chip die area: 140 mm²^*
Chip/package TDP: 95 W^*
Transistors: 376 million^*
Hardware threads per core: 2^*

Cache hierarchy

L2^*
Size
4 MB^*
Level
L2^*
Scope
L2 Cache^*

Power specifications

Thermal design power: 95 W^*

System configuration

Detailed specifications

Specifications 1 · 8 fields

Release: Jul 23rd, 2006^*
Name: Pentium D 945^*
Codename: Presler^*
Cores: 2^*
Clock: 3.4^* GHz
Socket: Socket 775^*
Process: 65^* nm
TDP: 95^* W

Specifications 2 · 50 fields

ifu CPU microarchitecture: 3^*
metal layers Manufacturing process: 8^*
lsfu CPU microarchitecture: 2^*
metal Manufacturing process: copper^*
fpfu CPU microarchitecture: 2^*
model: 945^*
date: 2006-07-01^*
tfu CPU microarchitecture: 7^*
clock: 3,400^*
max inst decoded CPU microarchitecture: 1^*
rob size CPU microarchitecture: 126^*
hw nthreadspercore: 2^*
hw ncores: 2^*
bht size CPU microarchitecture: 4,096^*
tdp: 95^*
bus width: 64^*
arch int reg CPU microarchitecture: 128^*
transistors: 376^*
arch fp reg CPU microarchitecture: 128^*
die size: 162^*
total arch reg CPU microarchitecture: 256^*
vdd low: 1.2^*
vdd high: 1.3375^*
out of order CPU microarchitecture: t^*
memory bw CPU microarchitecture: 6,400^*
integrated mc CPU microarchitecture: t^*
fanout Process gate-delay observation: 2^*
fanout Process gate-delay observation: 1^*
l1i CPU cache configuration: 12^*
name Processor family: Pentium D^*
name Processor code name: Presler^*
name CPU microarchitecture: NetBurst:Presler^*
delay Process gate-delay observation: 6.65^*
delay Process gate-delay observation: 4.25^*
isa CPU microarchitecture: x86-32^*
l1d CPU cache configuration: 16^*
l2 shared CPU cache configuration: 4,096^*
name Manufacturing process: P1264^*
vdd Process gate-delay observation: 1.2^*
vdd Process gate-delay observation: 1.2^*
gate type Process gate-delay observation: inv^*
gate type Process gate-delay observation: inv^*
isa extensions CPU microarchitecture: SSE3^*
l2 shared ncores CPU cache configuration: 1^*
year Manufacturing process: 2005^*
technology Manufacturing process: CMOS^*
feature size Manufacturing process: 0.065^*
int pipestages CPU microarchitecture: 31^*
channel length Manufacturing process: 0.035^*
max uop issued per cycle CPU microarchitecture: 6^*

Specifications 3 · 34 fields

name: Pentium D 945^*
Release Date: Jul 23rd, 2006^*
Trace L1: 12K uops^*
Part#: SL9QB SL9QQ^*
Frequency: 3.4^* GHz
Base Clock: 200^* MHz
Multiplier: 17.0x^*
Multiplier Unlocked: No^*
Voltage: 1.34^* V
Codename: Presler^*
Socket: Intel Socket 775^*
Generation: Pentium D (Presler)^*
Memory Support: DDR1, DDR2, DDR3 Depends on motherboard^*
ECC Memory: No^*
# of Cores: 2^*
# of Threads: 2^*
SMP # CPUs: 1^*
Integrated Graphics: On certain motherboards (Chipset feature)^*
Cache L1: 16 KB (per core)^*
Cache L2: 2 MB (per die)^*
Features: MMX, SSE, SSE2, SSE3, EIST, Intel 64, XD bit, CMPXCHG8B, CMPXCHG16B^*
Foundry: Intel^*
Memory Bus: Dual-channel^*
Launch Price: $163^*
Process Size: 65^* nm
tCaseMax: 63°C^*
Northbridge Location: Motherboard^*
Chipsets: Intel 955X/975X, P/G/Q965, Bearlake(3x)*, Eaglelake(4x)*, nForce 4/500/600/700, VIA PT880 Pro/890/900, VIA P4M800/900, SiS 649, 656, 661FX, 662*, 671, 671DX*, 672*, ATi RS415, RC410, RS600, RD600^*
Transistors: 376 million^*
Die Size: 2x 81 mm²^*
Max Power: 119^* W
Package: FC-LGA6^*
Market: Desktop^*
Production Status: End-of-life^*

Specifications 4 · 10 fields

Foundry: Intel^*
Vendor: Intel^*
Product: Intel Pentium D 945^*
Type: CPU^*
Release Date: 2006-07-23^*
Process Size (nm): 65^* nm
TDP (W): 95^* W
Die Size (mm^2): 140^* mm²
Transistors (million): 376^*
Freq (MHz): 3,400^* MHz

Specifications 5 · 15 fields

cache size: 4,096^*
tdp: 95^*
socket: PLGA775^*
cores: 2^*
vertical segment: Desktop^*
status: Discontinued^*
max temp: 63.4^*
package size: 37.5mm x 37.5mm^*
threads: 2^*
name: Intel Pentium D 945^*
processor number: 945^*
launch date: 2006-08-01^*
lithography: 65^*
bus speed: 800^*
base frequency: 3,400^*

Specifications 6 · 36 fields

Recommended Customer Price

$163.00^*

Scope and conditions

source_native_row_context

Price scope: Historical source recommendation; not a current retail offer. The original currency notation is retained.^*

Marketing Status

Discontinued^*

Launch Date

Q3'06^*

Embedded Options Available

No^*

Servicing Status

End of Servicing Updates^*

Sockets Supported

LGA775 | PLGA775^*

TCASE

63.4^* °C

Package Size

37.5mm x 37.5mm^*

Processing Die Size

162 mm2^*

# of Processing Die Transistors

376 million^*

Product Collection

Legacy Intel® Pentium® Processor^*

Intel® Turbo Boost Technology ‡

No^*

Intel® Hyper-Threading Technology ‡

No^*

Intel® 64 ‡

Yes^*

Instruction Set

64-bit^*

Idle States

Yes^*

Enhanced Intel SpeedStep® Technology

Yes^*

Intel® Demand Based Switching

No^*

Vertical Segment

Desktop^*

Intel® Virtualization Technology (VT-x) ‡

No^*

Thermal Monitoring Technologies

No^*

Processor Number

945^*

Intel® Virtualization Technology for Directed I/O (VT-d) ‡

No^*

Intel® Trusted Execution Technology ‡

No^*

Execute Disable Bit ‡

Yes^*

Intel® AES New Instructions

No^*

Lithography

65^* nm

# of Cores

2^*

Processor Base Frequency

3.4^* GHz

Cache

4.0^* MB

Scope and conditions

source_native_row_context

Cache description: L2 Cache^*
Original declaration: 4 MB L2 Cache^*

Bus Speed

800^* MHz

FSB Parity

No^*

TDP

95^* W

VID Voltage Range

1.200V-1.3375V^*

Physical Address Extensions

32-bit^*

ECC Memory Supported ‡

No^*

Specifications 7 · 7 fields

product: Pentium D 945^*
status: Discontinued^*
releaseDate: 2,006^*
cores: 2^*
baseClock: 3.4^*
cache: 4^*
cacheInfo: L2 Cache^*

* Provisional data