A few days ago, AMD released a document entitled Guidelines for optimizing software for AMD Family 15h, available in PDF-format. Developers managed to extract interesting details about the processors series 15h (ie, Bulldozer), models are designated 00h-0Fh (0xh).
|
0xh |
1xh |
2xh |
Codename |
Zambezi / Interlagos / Valencia |
Trinity |
Vishera / Terramar / Sepang |
L3 cache |
+ |
- |
+ |
16-bit format floating point numbers |
Not supported |
supported |
supported |
F16C |
Not supported |
supported |
supported |
FMA3 |
Not supported |
supported |
supported |
Instructions BMI |
Not supported |
supported |
supported |
Instructions TBM |
Not supported |
supported |
supported |
The buffer size L1 TLB |
32 entries |
64 records |
64 records |
The maximum number of cores |
8 |
4 |
10 |
Number of DDR3 Channels |
2 |
2 |
4 |
The queue depth FPU |
40 |
44 |
44 |
HyperTransport Assist |
supported |
- |
supported |
IOMMU |
v1 |
v2 |
Unknown |
The processors models 1xh have up to two dual-core modules (architecture Piledriver) and third cache level. These characteristics correspond to the upcoming APU Trinity. Processors 2xh can include up to five modules and a four memory controller . These solutions will be aimed at desktop and server markets, and may be known under the code names Vishera (in the desktop segment), Sepang and Terramar (the server). Related Products :
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