Third-Generation AMD Opteron™ Processor Server Competitive Comparison

		Shop AMD United States
		Shop ATI
		Partners
AMD Opteron™ Related Links
		Press Releases
		Partner Press Releases
		Awards
		Power Day Event
		Success Stories
		AMD Processor Support Forum

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
AMD Opteron™ Processors

Quad-Core Intel Xeon processor 5400 Series¹

Quad-Core Intel Xeon processor 5300 Series¹

Quad-Core Intel Xeon processor 7000 Series^2,3

Intel Itanium 2 processor 9000 Series⁴

Modular, glueless scalability	Yes	Requires Northbridge	Requires Northbridge	Requires Northbridge	Requires Northbridge/SNC
SMP Capabilities	Up to 8 Sockets/32 Cores	Up to 2 Sockets/8 Cores	Up to 2 Sockets/8 Cores	Up to 4 Sockets/16 Cores	Up to 16 Sockets/32 Cores
Direct Connect Architecture	Yes	No	No	No	No
Native Mulit-Core Technololgy	Yes	No	No	No	Dual-Core only
High-Performance 32-bit and 64-bit computing	AMD64	EM64T	EM64T	EM64T	Epic
HyperTransport™ technology	Yes	No	No	No	No
Integrated DDR2 memory controller	Yes	No	No	No	No
Hardware-Assisted Virtualization	AMD-V™ with Rapid Virtualization Indexing	VT	VT	VT	VT

Memory support	RDDR2 400/533/667	FBDIMM 533/667	FBDIMM 533/667	FBDIMM 533/667	RDDR2 400
Maximum Memory Bandwidth 2P System	21.2GB/s ^†	21.2GB/s	21.2GB/s	32GB/s	12.8GB/s
Maximum Memory Bandwidth 4P System	42.7GB/s ^††	N/A	N/A	32GB/s	12.8GB/s
Maximum I/O bandwidth with 2P System	16.0GB/s^†	14GB/s	14GB/s	6GB/s	10.6GB/s
Maximum I/O bandwidth with 4P System	32.0GB/s ^††	N/A	N/A	6GB/s	10.6GB/s
Maximum Total bandwidth with 2P System	37.2GB/s ^†	21.2GB/s	21.2GB/s	N/A	N/A
Maximum Graphics Support with 2P System	Dual PCIe® x16	Single PCIe® x16	Single PCIe® x16	N/A	N/A

L1 cache size (max)	64KB (Data) + 64KB (Instruction) per core	32KB (Data) + 32KB (Instruction) per core	32KB (Data) + 32KB (Instruction) per core	32KB (Data) + 32KB (Instruction) per core	16KB (Data) + 16KB (Instruction) per core
L2 cache size (max)	512KB per core	4MB (shared) x 2	4MB (shared) x 2	8MB shared (2 x 4MB)	256KB per core
L3 cache size (max)	2MB (shared)	N/A	N/A	N/A	Up to 24MB Shared
SIMD Instruction Set Support	SSE, SSE2, SSE3, SSE4A	SSE, SSE2, SSE3, SSE4.1	SSE, SSE2, SSE3	SSE2, SSE3	N/A

†	AMD 2P System – AMD Opteron 2300 Series with 1 HyperTransport Inter-processor Bus and 2 HyperTransport I/O Buses with DDR2 667 memory
††	AMD 4P System – AMD Opteron 8000 Series with 4 HyperTransport Inter-processor Buses and 4 HyperTransport I/O Buses with DDR2 667 memory
1	With Intel E5000P/E5000X chipset
2	With Intel 7300 and 7200 Chipset
3	Other OEM chipsets support additional capabilities
4	With Intel E8870 Chipset. Assumes a single SNC. Other OEM chipsets support additional capabilities.

Dedicated Bandwidth

Shared Bandwidth