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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 | Pentium III | Pentium III | Pentium III | Pentium III | Pentium III | Pentium III | Pentium III | ||
Development name | Katmai | Katmai | Coppermine | Coppermine | Coppermine | Coppermine | Coppermine-T | ||
Construction size (nm) | 250 | 250 | 180 | 180 | 180 | 180 | 180 | ||
Transistor count (millions) | 9.5 1 | 9.5 1 | 28.1 | 28.1 | 28.1 | 28.1 | 28.1 | ||
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 1 | Slot 1 | Slot 1 | Slot 1 | Socket 370 | Socket 370 | Socket 370 | ||
Model Details | |||||||||
Name / Core speed (MHz) | 450 | 533 (B) | 550 (E) | 533 (EB) | 500 (E) | 533 (EB) | 866 | ||
500 | 600 (B) | 600 (E) | 600 (EB) | 550 (E) | 600 (EB) | 933 | |||
550 | 700 | 667 (B) | 600 (E) | 667 (B) | 1000 | ||||
600 | 750 | 733 (B) | 650 | 733 (B) | 1133 | ||||
800 | 800 (B) | 700 | 800 (B) | ||||||
850 | 866 (B) | 750 | 866 (B) | ||||||
900 | 933 (B) | 800 | 933 (B) | ||||||
950 | 1000 (B) | 850 | 1000 (B) | ||||||
1000 | 1133 (B) | 900 | 1133 (B) | ||||||
950 | |||||||||
1000 | |||||||||
1100 | |||||||||
FSB Details | |||||||||
CLK speed (MHz) | 100 | 133 | 100 | 133 | 100 | 133 | 133 | ||
Data transfer rate (MHz) | 100 | 133 | 100 | 133 | 100 | 133 | 133 | ||
Total bus width (bits) | 64 | 64 | 64 | 64 | 64 | 64 | 64 | ||
Maximum bandwidth (GB/sec) | 0.80 | 1.07 | 0.80 | 1.07 | 0.80 | 1.07 | 1.07 | ||
Cache details | |||||||||
L1 amount (KiB) | 32 | 32 | 32 | 32 | 32 | 32 | 32 | ||
L1 location | on-die | on-die | on-die | on-die | on-die | on-die | on-die | ||
L1 instruction cache size (KiB) | 16 | 16 | 16 | 16 | 16 | 16 | 16 | ||
L2 data cache size (KiB) | 16 | 16 | 16 | 16 | 16 | 16 | 16 | ||
L2 amount (KiB) | 512 | 512 | 256 | 256 | 256 | 256 | 256 | ||
L2 location | CPU PCB 2 | CPU PCB 2 | on-die | on-die | on-die | on-die | on-die | ||
L2 bus width (bits) | 64 | 64 | 256 | 256 | 256 | 256 | 256 | ||
Extension support | |||||||||
MMX | Yes | Yes | Yes | Yes | Yes | Yes | Yes | ||
3DNow! | No | No | No | No | No | No | No | ||
SSE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | ||
Enhanced 3DNow! | No | No | No | No | No | No | No | ||
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 | ||
Core details | Pentium III | Pentium III | |||||||
Development name | Tualatin | Tualatin | |||||||
Construction size (nm) | 180 | 180 | |||||||
Transistor count (millions) | 44 | 44 | |||||||
Number of processor cores | 1 | 1 | |||||||
Registers - ALU (bits) | 32 | 32 | |||||||
Registers - FPU (bits) | 80 (128 Ext) | 80 (128 Ext) | |||||||
Connection Type | Socket 370 | Socket 370 | |||||||
Model Details | |||||||||
Name / Core speed (MHz) | 1000 | 1133 (S) |
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1133 | 1266 (S) |
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1200 | 1400 (S) | ||||||||
1333 | |||||||||
1400 | |||||||||
FSB Details | |||||||||
CLK speed (MHz) | 133 | 133 | |||||||
Data transfer rate (MHz) | 133 | 133 | |||||||
Total bus width (bits) | 64 | 64 | |||||||
Maximum bandwidth (GB/sec) | 1.07 | 1.07 | |||||||
Cache details | |||||||||
L1 amount (KiB) | 32 | 32 | |||||||
L1 location | on-die | on-die | |||||||
L1 instruction cache size (KiB) | 16 | 16 | |||||||
L2 data cache size (KiB) | 16 | 16 | |||||||
L2 amount (KiB) | 256 | 512 | |||||||
L2 location | on-die | on-die | |||||||
L2 bus width (bits) | 256 | 256 | |||||||
Extension support | |||||||||
MMX | Yes | Yes | |||||||
3DNow! | No | No | |||||||
SSE | Yes | Yes | |||||||
Enhanced 3DNow! | No | No | |||||||
3DNow! Professional | No | No | |||||||
SSE2 | No | No | |||||||
SSE3 | No | No | |||||||
SSSE3 | No | No | |||||||
Additional Features | |||||||||
Intel 64 | No | No | |||||||
AMD64 | No | No | |||||||
HyperThreading | No | No | |||||||
NX Bit | No | No | |||||||
Virtualization Technology | No | No | |||||||
Notes |
1 - Figure does not include off-die L2 cache chips |
2 - L2 cache runs at 50% CPU core speed |
© AMD & Intel CPU Specifications - N D Evanson 2008 |