- 时间:2018-11-05 16:45
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IBM P730 是POWER 7系列的小型机,现在最新的,接替P730的小型机就是IBM POWER8 系列的S822和S822L, 下面是P730和S822小型机的参数对比,可以很清晰的看到3者间的区别
P730 |
Power System S822L |
Power System S822 |
|
Processor |
POWER7+ |
POWER8 |
POWER8 |
Sockets |
2 |
2 |
1(Upgradeable)/2 |
Cores |
16 |
24 |
20 |
Maximum Memory |
512GB@1066MHz |
1024GB@1600MHz |
512/1024GB@1600MHz |
Memory Cache |
No |
Yes |
Yes |
Memory Bandwidth |
136GB/sec |
384GB/sec |
192/384 GB/sec |
Memory DRAM Spare |
No |
Yes |
Yes |
System unit PCIe slots |
6 PCIe Gen2 LP |
9 PCIe Gen3 LP |
6/9 PCIe Gen3 LP |
CAPI (Capable slots) |
N/A |
Yes(one per socket) |
Yes (one per socket) |
PCIe Hot Plug Support |
No |
Yes |
Yes |
PCIe Expansion Drawers |
Optional PCIe Gen1 |
SoD Gen3 |
SoD Gen3 |
IO bandwidth |
40 GB/sec |
192GB/sec |
192GB/sec |
Ethernet ports |
Quad 1Gbt in x4 slot |
Quad 1Gbt in x8 slot |
Quad 1 Gbt in x8 slot |
SAS bays in system unit |
3 or 6 SFF-1 |
12 SFF-3 or 8 SFF-3 +6 SSD |
12 SFF-3 or 8 SFF-3 + 6 SSD |
Integrated write cache |
Opt 175MB |
Opt effectively 7GB |
Optional effectively 7GB |
Easy Tier Support |
No |
Yes |
Yes |
Integrated split backplane |
No |
Yes(6+6) |
Yes(6+6) |
Service Processor |
Generation 1 |
Generation 2 |
Generation 2 |