Pentium 4 5XX

Pentium 4 6XX

Pentium 4 EE 3.73 GHz

Pentium EE 840

Package

LGA775

LGA775

LGA775

LGA775

Processor rating

570, 560, 550, 540, 530, 520

660, 650, 640, 630

None

840

Clock frequencies

2.8 – 3.8 GHz

3.0 – 3.6 GHz

3.73 GHz

3.20 GHz

Bus frequency

800 MHz

800 MHz

1066 MHz

800 MHz

Core

Prescott

Prescott 2M

Prescott 2M

Dual Core

Manufacturing technology

90nm, strained silicon

90nm, strained silicon

90nm, strained silicon

90nm, strained silicon

L1 data cache

16 KB

16 KB

16 KB

2 x 16 KB

Trace cache

12000 micro-ops

12000 micro-ops

12000 micro-ops

2 x 12000 micro-ops

L2 cache

1024 KB

2048 KB

2048 KB

2 x 1024 KB

EM64T

None

Yes

Yes

Yes

XD-bit

Yes

Yes

Yes

Yes

EIST

None

Yes

None

Yes

Hyper-Threading

Yes

Yes

Yes

Yes

SIMD-instructions support

SSE, SSE2, SSE3

SSE, SSE2, SSE3

SSE, SSE2, SSE3

SSE, SSE2, SSE3

Number of transistors

125 mln

169 mln

169 mln

230 mln

Die size

112 sq.mm

135 sq.mm

135 sq.mm

206 sq.mm