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Difference between revisions of "intel/80486/486dx-25"
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{{intel title|i486DX-25}} | {{intel title|i486DX-25}} | ||
| − | {{ | + | {{chip |
| name = Intel i486DX-25 | | name = Intel i486DX-25 | ||
| − | + | | image = Intel i486 DX 25MHz SX328.jpg | |
| − | | image = | ||
| image size = | | image size = | ||
| − | | caption = | + | | caption = A80486DX-25, S-Spec SX328 |
| designer = Intel | | designer = Intel | ||
| manufacturer = Intel | | manufacturer = Intel | ||
| Line 28: | Line 27: | ||
| bus rate = 25 MT/s | | bus rate = 25 MT/s | ||
| clock multiplier = 1 | | clock multiplier = 1 | ||
| − | | s-spec = | + | | s-spec = SX250 |
| + | | s-spec 2 = SX300 | ||
| + | | s-spec 3 = SX308 | ||
| + | | s-spec 4 = SX328 | ||
| + | | s-spec 5 = SX418 | ||
| + | | s-spec 6 = SX493 | ||
| + | | s-spec 7 = SX728 | ||
| s-spec es = | | s-spec es = | ||
| − | | s-spec qs = | + | | s-spec qs = Q0143 |
| − | | cpuid = | + | | cpuid = 401 |
| + | | cpuid 2 = 402 | ||
| + | | cpuid 3 = 404 | ||
| microarch = 80486 | | microarch = 80486 | ||
| Line 48: | Line 55: | ||
| core count = 1 | | core count = 1 | ||
| max cpus = 1 | | max cpus = 1 | ||
| − | | max memory = 4 | + | | max memory = 4 GiB |
| − | + | ||
| − | | power = | + | | power = 2.75 W |
| v core = 5 V | | v core = 5 V | ||
| − | | v core tolerance = | + | | v core tolerance = 5% |
| temp max = 85 °C | | temp max = 85 °C | ||
| temp min = 0 °C | | temp min = 0 °C | ||
| Line 69: | Line 76: | ||
| socket 3 = Socket 3 | | socket 3 = Socket 3 | ||
}} | }} | ||
| + | '''i486DX-25''' was a fourth-generation [[x86]] [[microprocessor]] introduced by [[Intel]] in 1989. This chip, which is based on the {{intel|microarchitectures/80486|80486 microarchitecture}}, operated at 25 MHz. This chip implemented the {{intel|80387}} [[FPU]] on-die and incorporated {{intel|System Management Mode}} (SMM). | ||
| + | |||
| + | == Cache == | ||
| + | {{main|intel/microarchitectures/80486#Memory_Hierarchy|l1=80486 § Cache}} | ||
| + | {{cache info | ||
| + | |l1 cache=8 KiB | ||
| + | |l1 break=1x8 KiB | ||
| + | |l1 desc=4-way set associative | ||
| + | |l1 extra=(unified, write-through policy) | ||
| + | }} | ||
| + | |||
| + | == Graphics == | ||
| + | This chip had no integrated graphics processing unit. | ||
| + | |||
| + | == Features == | ||
| + | * {{intel|System Management Mode}} (SMM) | ||
| + | |||
| + | == See also == | ||
| + | * {{intel|80486|80486 family}} | ||
Latest revision as of 15:13, 13 December 2017
| Edit Values | |
| Intel i486DX-25 | |
 | |
| A80486DX-25, S-Spec SX328 | |
| General Info | |
| Designer | Intel |
| Manufacturer | Intel |
| Model Number | i486DX-25 |
| Part Number | A80486-25, A80486DX-25, MA80486DX-25, MG80486DX-25, MQ80486DX-25 |
| S-Spec | SX250, SX300, SX308, SX328, SX418, SX493, SX728 Q0143 (QS) |
| Introduction | June, 1989 (launched) |
| Shop | Amazon |
| General Specs | |
| Family | 80486 |
| Series | 486DX |
| Frequency | 25 MHz |
| Bus type | FSB |
| Bus speed | 25 MHz |
| Bus rate | 25 MT/s |
| Clock multiplier | 1 |
| CPUID | 401, 402, 404 |
| Microarchitecture | |
| Microarchitecture | 80486 |
| Core Name | 486DX |
| Process | 1 µm, 800 nm |
| Transistors | 1,200,000 |
| Technology | CMOS |
| Word Size | 32 bit |
| Cores | 1 |
| Max Memory | 4 GiB |
| Multiprocessing | |
| Max SMP | 1-Way (Uniprocessor) |
| Electrical | |
| Power dissipation | 2.75 W |
| Vcore | 5 V ± 5% |
| OP Temperature | 0 °C – 85 °C |
i486DX-25 was a fourth-generation x86 microprocessor introduced by Intel in 1989. This chip, which is based on the 80486 microarchitecture, operated at 25 MHz. This chip implemented the 80387 FPU on-die and incorporated System Management Mode (SMM).
Contents
Cache[edit]
- Main article: 80486 § Cache
| Cache Info [Edit Values] | ||
| L1$ | 8 KiB 8,192 B 0.00781 MiB |
1x8 KiB 4-way set associative (unified, write-through policy) |
Graphics[edit]
This chip had no integrated graphics processing unit.
Features[edit]
- System Management Mode (SMM)