Intel Pentium Pro 166 512 KB - KB80521EX166 512K (BP80521166 512K)
Specifications
| General information | ||||||||||||||||
| Type | CPU / Microprocessor | |||||||||||||||
| Market segment | Server | |||||||||||||||
| Family | Intel Pentium Pro | |||||||||||||||
| CPU part numbers | KB80521EX166 512K is an OEM/tray microprocessor BP80521166 512K is a boxed microprocessor | |||||||||||||||
| Frequency ? | 166 MHz | |||||||||||||||
| Bus speed ? | 66 MHz | |||||||||||||||
| Clock multiplier ? | 2.5 | |||||||||||||||
| Package | 387-pin Modified Staggered Ceramic Pin Grid Array with gold plated heat spreader 2.66" x 2.46" (6.76 cm x 6.25 cm) | |||||||||||||||
| Socket | Socket 8 | |||||||||||||||
| Weight | 3.2oz / 90g | |||||||||||||||
| Introduction date | 1-Nov-95 | |||||||||||||||
| Upgrade options | Pentium II Overdrive | |||||||||||||||
| S-spec numbers | ||||||||||||||||
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| Architecture / Microarchitecture | ||||||||||||||||
| Microarchitecture | P6 | |||||||||||||||
| Core stepping ? | sA1 (Q0918, Q935, SY034, SY047) | |||||||||||||||
| CPUID | 617 (Q0918, Q935, SY034, SY047) | |||||||||||||||
| Manufacturing process | 0.35 and 0.6 micron 5.5 million transistors | |||||||||||||||
| Data width | 32 bit | |||||||||||||||
| Data bus width | 64 bit | |||||||||||||||
| Floating Point Unit | Integrated | |||||||||||||||
| Level 1 cache size ? | 8 KB four-way set associative code 8 KB two-way set associative data | |||||||||||||||
| Level 2 cache size ? | 512 KB | |||||||||||||||
| Pipeline | 12-stage | |||||||||||||||
| Multiprocessing | Up to 4 processors | |||||||||||||||
| Low power features |
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| Electrical/Thermal parameters | ||||||||||||||||
| V core ? | 3.3V ± 5%V | |||||||||||||||
| Minimum/Maximum operating temperature ? | 0°C - 85°C | |||||||||||||||
| Minimum/Typical/Maximum power dissipation | 3.96 Watt (Stop Grant mode) / 27.5 Watt / 38.81 Watt | |||||||||||||||
| Thermal Design Power ? | 35 Watt | |||||||||||||||
| Notes on Intel KB80521EX166 512K | ||||||||||||||||
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CPUs, related to Intel Pentium Pro 166 MHz (KB80521EX166 512K)
| Model | Freq. | L2 cache |
Multi- processing |
TDP | Features |
|---|---|---|---|---|---|
| Intel Pentium Pro family, Socket 8 | |||||
| Intel Pentium Pro 150 MHz (KB80521EX150 256K) | 150 MHz | 256 KB | 4 | 29.2 Watt | |
| Intel Pentium Pro 180 MHz (KB80521EX180 256K) | 180 MHz | 256 KB | 4 | 31.7 Watt | |
| Intel Pentium Pro 200 MHz (KB80521EX200 256K) | 200 MHz | 256 KB | 4 | 35 Watt | |
| Intel Pentium Pro 200 MHz (KB80521EX200 512K) | 200 MHz | 512 KB | 4 | 37.9 Watt | |
| Intel Pentium Pro 200 MHz (GJ80521EX200 1M) | 200 MHz | 1 MB | 4 | 47 Watt | |
| Other families, P6 micro-architecture, Socket 8 | |||||
| Intel Pentium II Overdrive 333 MHz (PODP66X333) | 333 MHz | 512 KB | MMX | ||
• Highlighted numbers and features indicate whether specific processor performs better or worse than Pentium Pro 166 MHz (KB80521EX166 512K)
• Within each category, the CPUs are sorted from slower (at the top) to faster (at the bottom)
• Features abbreviations:
MMX - MMX instructions
Pictures (2)
| Production part | |
166 MHz 512 KB L2 cache 387-pin modified SPGA Gold plated heat spreader Image reduced 2x times |
.jpg) |
| Pre-production sample | |
166 MHz 512 KB L2 cache 387-pin modified SPGA Gold plated heat spreader Pre-production version Image reduced 2x times |
.jpg) |
CPU ID (3)
NOTE: CPU ID information below was taken from one CPU and may include features that are not present in all different steppings of the Intel Pentium Pro 166 MHz CPU.
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| General information | |
|---|---|
| Vendor: | GenuineIntel |
| Processor type: | Original OEM Processor |
| CPUID signature: | 619 |
| Family: | 6 (06h) |
| Model: | 1 (01h) |
| Stepping: | 9 (09h) |
| TLB/Cache details: | Data TLB: 4-KB Pages, 4-way set associative, 64 entries Data TLB: 4-MB Pages, 4-way set associative, 8 entries Instruction TLB: 4-KB Pages, 4-way set associative, 32 entries Instruction TLB: 4-MB Pages, fully associative, 2 entries |
| Cache: | L1 data | L1 instruction | L2 |
|---|---|---|---|
| Size: | 8 KB | 8 KB | 512 KB |
| Associativity: | 2-way set associative |
4-way set associative |
4-way set associative |
| Line size: | 32 bytes | 32 bytes | 32 bytes |
| Instruction set extensions | Additional instructions | ||
|---|---|---|---|
| CMOV | |||
| CMPXCHG8B | |||
| Major features | Other features | ||
| On-chip Floating Point Unit | Debugging extensions | ||
| Machine check architecture | |||
| Machine check exception | |||
| Memory-type range registers | |||
| Model-specific registers | |||
| Page global extension | |||
| Page-size extensions (4MB pages) | |||
| Physical address extensions | |||
| Time stamp counter | |||
| Virtual 8086-mode enhancements | |||
Our CPUID database has 3 records for this microprocessor. See all submitted records.
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