 |
|
|
|
|
Third-Generation AMD Opteron™ Processor Server Competitive Comparison
Don't Be Fooled, Get Educated...
Benchmarks are complex tools and should be considered carefully when making your IT purchase decisions. View our interactive presentation on what technology benchmarks really mean and how to decipher which ones are best suited to your particular IT needs.
View our online presentation now.
| System Comparison |
Quad-Core (45nm)
AMD Opteron™ Processors |
Quad-Core Intel Xeon processor 5400 Series1 |
Six-Core Intel Xeon MP 7400 Series2, 3 |
|
| Modular, glueless scalability |
Yes |
Requires Northbridge |
Requires Northbridge |
| SMP Capabilities |
Up to 8 Sockets/32 Cores |
Up to 2 Sockets/8 Cores |
Up to 4 Sockets/24 Cores |
| Direct Connect Architecture |
Yes |
No, uses Front-Side Bus |
No, uses Front-Side Bus |
| Native Mulit-Core Technololgy |
Yes |
No |
Yes |
| High-Performance 32-bit and 64-bit computing |
AMD64 |
EM64T |
EM64T |
| HyperTransport™ technology |
Yes |
No |
No |
| Integrated DDR2 memory controller |
Yes |
No |
No |
| Hardware-Assisted Virtualization |
AMD-V™ with Rapid Virtualization Indexing |
Intel VT |
intel VT |
|
| Memory support |
RDDR2 400/533/667/800 |
FBDIMM 533/667/800 |
FBDIMM 533/667 |
| Maximum Memory Bandwidth 2P System |
25.6GB/s† |
25.6GB/s |
N/A |
| Maximum I/O bandwidth with 2P System |
16.0GB/s † |
14GB/s |
N/A |
| Maximum Total bandwidth with 2P System |
41.6GB/s† |
25.6GB/s |
N/A |
| Maximum Memory Bandwidth 4P System |
51.2GB/s †† |
N/A |
32GB/s |
| Maximum I/O bandwidth with 4P System |
32.0GB/s †† |
N/A |
6GB/s |
| Maximum Total Bandwidth 4P System |
83.2GB/s †† |
N/A |
34GB/s |
| Maximum Graphics Support |
Dual PCIe® x16 |
PCIe® x16 |
PCIe® x16 |
|
| L1 cache size (max) |
64KB (Data) + 64KB (Instruction) per core |
32KB (Data) + 32KB (Instruction) per core |
32KB (Data) + 32KB (Instruction) per core |
| L2 cache size (max) |
512KB per core |
6MB (shared) x 2 |
6-9MB (3MB per 2 cores) |
| L3 cache size (max) |
6MB (shared) |
N/A |
6-9MB (shared, inclusive) |
| SIMD Instruction Set Support |
SSE, SSE2, SSE3, SSE4A |
SSE, SSE2, SSE3, SSE4.1 |
SSE2, SSE3, SSE4.1 |
|
|
† |
AMD 2P System – AMD Opteron™ 2300 Series processor with 1 HyperTransport™ technology bus and 2 HyperTransport™ technology I/O Buses with DDR2-800 memory |
|
†† |
AMD 4P System – AMD Opteron 8300 Series processor with 4 HyperTransport™ technology Inter-processor Buses and 4 HyperTransport™ technology I/O Buses with DDR2-800 memory |
| 1 |
With Intel 5400 chipset |
| 2 |
With Intel 7300 and 7200 Chipset |
| 3 |
Other OEM chipsets support additional capabilities |
| Dedicated Bandwidth |
| Shared Bandwidth |
©November 2008
|
|
|
|
|
