Intel Xeon E5640 vs. Intel Xeon E5-2450

CPU Comparison, Reviews and Tests
Intel Xeon E5640
Intel Xeon E5-2450

Side by side comparison and review of Intel Xeon E5640 and Intel Xeon E5-2450. Compare overall performance, core and thread counts, cache memory, speed, power efficiency, dimensions, socket compatibility and other key specifications and features to simplify the choice of your perfect CPU. Our goal is to make it easier for you to decide on the processor that will best meet your expectations by revealing the main differences between the products.

CPUs Specifications Comparison

Intel Xeon E5640 vs. Intel Xeon E5-2450 Benchmark Chart
GENERAL Intel Xeon E5640 Intel Xeon E5-2450
Product Type Processor Processor
PROCESSOR Intel Xeon E5640 Intel Xeon E5-2450
Type Intel Xeon E5640 Intel Xeon E5-2450
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1366 Socket LGA1356 Socket
Core Voltage 0.8 V - 1.3 V 0.6 V - 1.35 V
Manufacturing Process 32 nm 32 nm
Thermal Design Power 80 W 95 W
Thermal Specification 77.6 °C -
PCI Express Revision - 3.0
PCI Express Lanes Qty - 24
Architecture Features Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology Enhanced SpeedStep technology, Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Trusted Execution Technology, Intel Flex Memory Access, Intel Turbo Boost Technology 2.0, Intel Advanced Vector Extensions (AVX), Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Intel vPro Technology, Idle States
PERFORMANCE
Number of Cores Quad-Core 8-core
Number of Threads 8 threads 16 threads
Clock Speed (Frequency) 2.66 GHz 2.1 GHz
Max Turbo Speed 2.93 GHz 2.9 GHz
Bus Speed 1066 MHz 1600 MHz
64-bit Computing Yes Yes
CACHE MEMORY
Cache 12 MB 20 MB
Cache Memory Details L2 - 1 MB Smart Cache - 20 MB
Installed Size 12 MB 20 MB
EXPANSION & CONNECTIVITY Intel Xeon E5640 Intel Xeon E5-2450
Compatible Slots 1 x processor 1 x processor - LGA1356 Socket
MISCELLANEOUS Intel Xeon E5640 Intel Xeon E5-2450
Included Accessories Heat sink Heat sink
Compliant Standards RoHS RoHS
Service & Support Limited warranty - 1 year - on-site -
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