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| AMD - Desktop CPUs | INTEL - Desktop CPUs | |||||||||
|
K5 K6 |
Athlon Athlon XP Athlon 64 Athlon 64 X2 Athlon 64 FX |
Duron Sempron |
Phenom X3 Phenom X4 |
808x 80x86 |
Pentium Pentium Pro Pentium II Pentium III Pentium 4 Pentium D |
Celeron |
Core 2 Duo Core 2 Quad |
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| Core details | Athlon | Athlon | Athlon | Athlon | Athlon | Athlon | Athlon | ||
| Development name | Argon (K7) | Pluto (K75) | Pluto (K75) | Orion (K75) | Thunderbird | Thunderbird | Thunderbird | ||
| Construction size (nm) | 250 | 180 | 180 | 180 | 180 | 180 | 180 | ||
| Transistor count (millions) | 22 | 22 | 22 | 22 | 37 | 37 | 37 | ||
| Number of processor cores | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||
| Registers - ALU (bits) | 32 | 32 | 32 | 32 | 32 | 32 | 32 | ||
| Registers - FPU (bits) | 80 (128 Ext) | 80 (128 Ext) | 80 (128 Ext) | 80 (128 Ext) | 80 (128 Ext) | 80 (128 Ext) | 80 (128 Ext) | ||
| Connection Type | Slot A | Slot A | Slot A | Slot A | Slot / Socket A | Socket A | Socket A | ||
| Model Details | |||||||||
| Name / Core speed (GHz) | 500 | 550 | 750 | 900 | 600 | 1100B | 1000C | ||
| 550 | 600 | 800 | 950 | 650 | 1200B | 1133C | |||
| 600 | 650 | 850 | 1000 | 700 | 1300B | 1200C | |||
| 650 | 700 | 750 | 1400B | 1333C | |||||
| 700 | 800 | 1400C | |||||||
| 850 | |||||||||
| 900 | |||||||||
| 950 | |||||||||
| 1000B | |||||||||
| FSB Details | |||||||||
| CLK speed (MHz) | 100 | 100 | 100 | 100 | 100 | 100 | 133 | ||
| Data transfer rate (MHz) | 200 | 200 | 200 | 200 | 200 | 200 | 266 | ||
| Total bus width (bits) | 64 | 64 | 64 | 64 | 64 | 64 | 64 | ||
| Maximum bandwidth (GB/sec) | 1.60 | 1.60 | 1.60 | 1.60 | 1.60 | 1.60 | 2.13 | ||
| Cache details | |||||||||
| L1 amount (KiB) | 128 | 128 | 128 | 128 | 128 | 128 | 128 | ||
| L1 location | on-die | on-die | on-die | on-die | on-die | on-die | on-die | ||
| L1 instruction cache size (KiB) | 64 | 64 | 64 | 64 | 64 | 64 | 64 | ||
| L1 data cache size (KiB) | 64 | 64 | 64 | 64 | 64 | 64 | 64 | ||
| L2 amount (KiB) | 512 1 | 512 1 | 512 2 | 512 3 | 256 | 256 | 256 | ||
| L2 location | CPU PCB | CPU PCB | CPU PCB | CPU PCB | on-die | on-die | on-die | ||
| L2 bus width (bits) | 64 | 64 | 64 | 64 | 64 | 64 | 64 | ||
| Extension support | |||||||||
| MMX | Yes | Yes | Yes | Yes | Yes | Yes | Yes | ||
| 3DNow! | Yes | Yes | Yes | Yes | Yes | Yes | Yes | ||
| SSE | No | No | No | No | No | No | No | ||
| Enhanced 3DNow! | Yes | Yes | Yes | Yes | Yes | Yes | Yes | ||
| 3DNow! Professional | No | No | No | No | No | No | No | ||
| SSE2 | No | No | No | No | No | No | No | ||
| SSE3 | No | No | No | No | No | No | No | ||
| SSSE3 | No | No | No | No | No | No | No | ||
| Additional Features | |||||||||
| Intel 64 | No | No | No | No | No | No | No | ||
| AMD64 | No | No | No | No | No | No | No | ||
| HyperThreading | No | No | No | No | No | No | No | ||
| NX Bit | No | No | No | No | No | No | No | ||
| Virtualization Technology | No | No | No | No | No | No | No | ||
| Notes |
| 1 - L2 cache SRAM chips run at 50% of CPU clock speed |
| 2 - L2 cache SRAM chips run at 40% of CPU clock speed |
| 3 - L2 cache SRAM chips run at 33% of CPU clock speed |
| © AMD & Intel CPU Specifications - N D Evanson 2008 |