Intel Xeon E7-4809 v2 vs Intel Xeon E7-2890 v2

Comparative analysis of Intel Xeon E7-4809 v2 and Intel Xeon E7-2890 v2 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization.

Intel Xeon E7-4809 v2

Intel Xeon E7-2890 v2

Differences

Reasons to consider the Intel Xeon E7-4809 v2

Around 48% lower typical power consumption: 105 Watt vs 155 Watt

Max number of CPUs in a configuration	4 vs 2
Thermal Design Power (TDP)	105 Watt vs 155 Watt

Reasons to consider the Intel Xeon E7-2890 v2

9 more cores, run more applications at once: 15 vs 6
18 more threads: 30 vs 12
Around 13% higher maximum core temperature: 77°C vs 68°C

Number of cores	15 vs 6
Number of threads	30 vs 12
Maximum core temperature	77°C vs 68°C

Compare specifications (specs)

	Intel Xeon E7-4809 v2	Intel Xeon E7-2890 v2
Essentials
Architecture codename	Ivy Bridge	Ivy Bridge
Launch date	Q1'14	Q1'14
Place in performance rating	not rated	not rated
Processor Number	E7-4809V2	E7-2890V2
Series	Intel® Xeon® Processor E7 v2 Family	Intel® Xeon® Processor E7 v2 Family
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	1.90 GHz	2.80 GHz
Bus Speed	6.4 GT/s QPI	8 GT/s QPI
Manufacturing process technology	22 nm	22 nm
Maximum core temperature	68°C	77°C
Number of cores	6	15
Number of QPI Links	3	3
Number of threads	12	30
Maximum frequency		3.40 GHz
Memory
Max memory channels	4	4
Maximum memory bandwidth	68 GB/s	85 GB/s
Maximum memory size	1.5 TB	1.5 TB
Supported memory types	DDR3 1066/1333	DDR3 1066/1333/1600
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	4	2
Package Size	52mm x 45mm	52mm x 45mm
Sockets supported	FCLGA2011	FCLGA2011
Thermal Design Power (TDP)	105 Watt	155 Watt
Peripherals
Max number of PCIe lanes	32	32
PCI Express revision	3.0	3.0
PCIe configurations	x4, x8, x16	x4, x8, x16
Scalability	S4S	S2S
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX	Intel® AVX
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Instruction Replay Technology
Intel® TSX-NI
Intel® Turbo Boost technology
Physical Address Extensions (PAE)	46-bit	46-bit
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)