AMD is actually launching two models today: the
previously mentioned X4 940 Black Edition and the X4 920:
| |
Phenom II X4 940 |
Phenom II X4 920
|
Phenom 9950 |
| CPU Frequency |
3.0GHz |
2.8GHz |
2.6GHz |
| L1 Cache Size |
64K instruction and
data per core |
64K instruction and
data per core |
64K instruction and
data per core |
| L2 Cache Size |
512K per core |
512K per core |
512K per core |
| L3 Cache Size |
6MB shared |
6MB shared |
2MB shared |
| Memory Controller Type |
128-bit |
128-bit |
128-bit |
| IMC Speed |
1.8GHz |
1.8GHz |
2.0GHz |
| Memory Support |
Unregistered
DDR2-1066 |
Unregistered
DDR2-1066 |
Unregistered
DDR2-1066 |
| Memory Bandwidth |
Up to 17.1GB/s |
Up to 17.1GB/s |
Up to 17.1 GB/s
|
| HT 3.0 Bandwidth: |
Up to 14.4GB/s |
Up to 14.4GB/s |
up to 16.0GB/s |
| Total Processor Bandwidth |
Up to 31.5 GB/s total bandwidth |
Up to 31.5 GB/s total bandwidth |
Up to
33.1 GB/s total bandwidth |
| Process Technology |
Socket AM2+ 940-pin organic micro pin grid array (micro-PGA) |
Socket AM2+ 940-pin organic micro pin grid array (micro-PGA) |
Socket AM2+ 940-pin
organic micro pin grid array (micro-PGA) |
| Approximate
Transistor Count |
~ 758 million (45nm) |
~ 758 million (45nm) |
~ 450 million |
| Approximate Die Size |
258 mm2 (45nm) |
258 mm2 (45nm) |
285 mm2 |
| Max Ambient Case
Temp |
62 C |
62C |
61C |
| Nominal Voltage |
0.875V-1.5V |
0.875-1.5V |
1.05-1.3V |
| Max TDP |
125W |
125W |
140W |
As we can see, AMD has been hard at work improving
the Phenom architecture. We can only hope that these
improvements can help bridge the gap between them and the
competition.
