| General information |
| Type |
CPU / Microprocessor |
| Market segment |
Desktop |
| Family |
Intel Pentium III |
| Model number |
1BGHz |
| CPU part numbers |
- RB80526PZ001256 is an OEM/tray microprocessor
- BX80526C1000256 is a boxed microprocessor
|
| Frequency |
1000 MHz |
| Bus speed |
133 MHz |
| Clock multiplier |
7.5 |
| Package |
370-pin Flip-Chip Pin Grid Array (FC-PGA)
1.95" x 1.95" (4.95 cm x 4.95 cm) |
| Socket |
Socket 370 / PGA370 |
| Introduction date |
Mar 8, 2000 |
| Price at introduction |
$990 |
| S-spec numbers |
| Part number |
ES/QS processors |
Production processors |
| |
QAN1 |
QAT7 |
QAZ1 |
QEJ0 |
QX93 |
SL4C8 |
SL4F9 |
SL4MF |
| BX80526C1000256 |
|
|
|
|
|
+ |
|
+ |
| RB80526PZ001256 |
+ |
+ |
+ |
+ |
+ |
+ |
|
+ |
| Unknown |
|
|
|
|
|
|
+ |
|
| |
| Part number |
Production processors |
| |
SL4WM |
SL52R |
SL5B3 |
SL5DV |
SL5FQ |
| BX80526C1000256 |
|
+ |
+ |
+ |
+ |
| RB80526PZ001256 |
+ |
+ |
|
+ |
|
| Unknown |
|
|
|
|
| |
| Architecture / Microarchitecture |
| Microarchitecture |
P6 |
| Processor core |
Coppermine |
| Core steppings |
C0 (QAN1)
cC0 (QAT7, SL4C8, SL4MF, SL4WM)
cD0 (QAZ1, QEJ0, SL52R, SL5B3, SL5DV, SL5FQ) |
| CPUIDs |
686 (SL4C8, SL4MF, SL4WM)
68A (QAZ1, QEJ0, SL52R, SL5B3, SL5DV, SL5FQ) |
| Manufacturing process |
0.18 micron
28 million transistors |
| Die size |
90mm2 (CPUID 0686h)
94.7mm2 (CPUID 068Ah) |
| Data width |
32 bit |
| Data bus width |
64 bit |
| The number of CPU cores |
1 |
| The number of threads |
1 |
| Floating Point Unit |
Integrated |
| Level 1 cache size |
16 KB 4-way set associative instruction cache
16 KB 4-way set associative data cache |
| Level 2 cache size |
Full-speed integrated 8-way set associative 256 KB |
| Multiprocessing |
Up to 2 processors |
| Features |
- MMX instructions
- SSE / Streaming SIMD Extensions
|
| Low power features |
- AutoHALT state
- Stop Grant state
- Sleep state
- Deep Sleep state
- System Management Mode
|
| Electrical / Thermal parameters |
| Min/Recommended/Max V core |
1.62V / 1.7V / 1.74V
1.67V / 1.75V / 1.79V
1.76V / 1.76V / 1.86V |
| Minimum/Maximum operating temperature |
0°C - 70°C (1.7V and 1.76V core)
75°C (1.75V core) |
| Maximum power dissipation |
32.98 Watt (1.7V core)
35.35 Watt (1.75V core) |
| Thermal Design Power |
29.6 Watt (1.76V)
26.1 Watt (CPUID 0686h)
29 Watt (CPUID 068Ah) |
| Notes on Intel Pentium III 1BGHz (Socket 370) |
- The processor is usually marked as 1000/256/133/1.7V, 1000/256/133/1.75V or 1000/256/133/1.76V, where the last number specifies processor's core voltage. If the processor is marked with RB80526PZ001256 part number then use processor specification number to identify processor's core voltage
- This part is usually referred to as 1B GHz or 1.0B GHz CPU
|
