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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 Phenom II X2 Phenom II X3 Phenom II X4 |
808x 80x86 |
Pentium Pentium Pro Pentium II Pentium III Pentium 4 Pentium D |
Celeron |
Core 2 Duo Core 2 Quad Core i7 |
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Core details | Core 2 Quad | Core 2 Extreme | Core 2 Extreme | Core 2 Quad | Core 2 Quad | Core 2 Quad | Core 2 Extreme | Core 2 Extreme | Core 2 Extreme |
Development name | Kentsfield | Kentsfield XE | Kentsfield XE | Yorkfield | Yorkfield | Yorkfield | Yorkfield XE | Yorkfield XE | Yorkfield XE |
Construction size (nm) | 65 | 65 | 65 | 45 | 45 | 45 | 45 | 45 | 45 |
Transistor count (millions) | 582 | 582 | 582 | ~ 480? | ~ 480? | 820 | 820 | 820 | 820 |
Number of processor cores | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
Registers - ALU (bits) | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 |
Registers - FPU (bits) | 80 (128 Ext) | 80 (128 Ext) | 80 (128 Ext) | 80 (128 Ext) | 80 (128 Ext) | 80 (128 Ext) | 80 (128 Ext) | 80 (128 Ext) | 80 (128 Ext) |
Connection Type | LGA 775 | LGA 775 | LGA 775 | LGA 775 | LGA 775 | LGA 775 | LGA 775 | LGA 775 | LGA 771 |
Maximum TDP (watts) | 105 | 130 | 130 | 95 / 65 (S) | 95 / 65 (S) | 95 / 65 (S) | 130 | 136 | 150 |
Model Details | |||||||||
Name / Core speed (GHz) | Q6600 / 2.40 | QX6700 / 2.67 | QX6850 / 3.00 | Q8200 / 2.33 | Q9300 / 2.5 | Q9450 / 2.67 | QX9650 / 3.0 | QX9770 / 3.2 | QX9775 / 3.2 |
Q6700 / 2.67 | QX6800 / 2.93 | Q8200S / 2.33 | Q9400 / 2.67 | Q9550 / 2.83 | |||||
Q8300 / 2.5 | Q9400S / 2.67 | Q9550S / 2.83 | |||||||
Q9650 / 3.0 | |||||||||
FSB Details | |||||||||
CLK speed (MHz) | 266 | 266 | 333 | 333 | 333 | 333 | 333 | 400 | 400 |
Data transfer rate (MHz) | 1066 | 1066 | 1333 | 1333 | 1333 | 1333 | 1333 | 1600 | 1600 |
Total bus width (bits) | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 |
Maximum bandwidth (GB/sec) | 8.53 | 8.53 | 10.67 | 10.67 | 10.67 | 10.67 | 10.67 | 12.80 | 12.80 |
Cache details | |||||||||
L1 amount (KiB) | 64 x 4 | 64 x 4 | 64 x 4 | 64 x 4 | 64 x 4 | 64 x 4 | 64 x 4 | 64 x 4 | 64 x 4 |
L1 location | on-die | on-die | on-die | on-die | on-die | on-die | on-die | on-die | on-die |
L1 instruction cache size (KiB) | 32 x 4 | 32 x 4 | 32 x 4 | 32 x 4 | 32 x 4 | 32 x 4 | 32 x 4 | 32 x 4 | 32 x 4 |
L1 data cache size (KiB) | 32 x 4 | 32 x 4 | 32 x 4 | 32 x 4 | 32 x 4 | 32 x 4 | 32 x 4 | 32 x 4 | 32 x 4 |
L2 amount (KiB) | 4096 x 2 | 4096 x 2 | 4096 x 2 | 2048 x 2 | 3072 x 2 | 6144 x 2 | 6144 x 2 | 6144 x 2 | 6144 x 2 |
L2 location | on-die | on-die | on-die | on-die | on-die | on-die | on-die | on-die | on-die |
L2 bus width (bits) | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 |
Extension support | |||||||||
MMX | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
3DNow! | No | No | No | No | No | No | No | No | No |
SSE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Enhanced 3DNow! | No | No | No | No | No | No | No | No | No |
3DNow! Professional | No | No | No | No | No | No | No | No | No |
SSE2 | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
SSE3 | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
SSSE3 | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
SSE4 | No | No | No | No | Yes (4.1) | Yes (4.1) | Yes (4.1) | Yes (4.1) | Yes (4.1) |
Additional Features | |||||||||
Intel 64 | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
AMD64 | No | No | No | No | No | No | No | No | No |
HyperThreading | No | No | No | No | No | No | No | No | No |
NX Bit | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Virtualization Technology | Yes | Yes | Yes | No / Yes (8300) | Yes | Yes | Yes | Yes | Yes |
Notes |
© AMD & Intel CPU Specifications - N D Evanson 2008 |