Intel Xeon E5-2640 vs. Intel Xeon X5677

CPU Comparison, Reviews and Tests
Intel Xeon E5-2640
Intel Xeon X5677

In depth comparison and review of Intel Xeon E5-2640 and Intel Xeon X5677. Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.

CPUs Specifications Comparison

Intel Xeon E5-2640 vs. Intel Xeon X5677 Benchmark Chart
GENERAL Intel Xeon E5-2640 Intel Xeon X5677
Product Type Processor Processor
PROCESSOR Intel Xeon E5-2640 Intel Xeon X5677
Type Intel Xeon E5-2640 Intel Xeon X5677
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA2011 Socket LGA1366 Socket
Core Voltage 0.6 V - 1.35 V 1.3 V
Manufacturing Process 32 nm 32 nm
Thermal Design Power 95 W 130 W
Thermal Specification 73 °C 80 °C
PCI Express Revision 3.0 -
PCI Express Lanes Qty 40 -
Architecture Features Enhanced SpeedStep technology, Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel 64 Technology, Intel Trusted Execution Technology, Intel Flex Memory Access, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Intel vPro Technology, Idle States Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology
PERFORMANCE
Number of Cores 6-core Quad-Core
Number of Threads 12 threads 8 threads
Clock Speed (Frequency) 2.5 GHz 3.46 GHz
Max Turbo Speed 3 GHz 3.73 GHz
Bus Speed 1333 MHz 1333 MHz
64-bit Computing Yes Yes
CACHE MEMORY
Cache 15 MB 12 MB
Cache Level 1 Size - 256 KB
Cache Memory Details Smart Cache - 15 MB L3 - 12 MB
L2 - 1 MB
Installed Size 15 MB 12 MB
EXPANSION & CONNECTIVITY Intel Xeon E5-2640 Intel Xeon X5677
Compatible Slots 1 x processor - LGA2011 Socket 1 x processor
MISCELLANEOUS Intel Xeon E5-2640 Intel Xeon X5677
Included Accessories Cooler (fansink) -
Compliant Standards RoHS RoHS
Service & Support Limited warranty - 1 year - on-site Limited warranty - 1 year
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