Intel Xeon E3-1275V3 vs. Intel Xeon E5-2640V2

CPU Comparison, Reviews and Tests

In depth comparison and review of Intel Xeon E3-1275V3 and Intel Xeon E5-2640V2. 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 E3-1275V3 vs. Intel Xeon E5-2640V2 Benchmark Chart
GENERAL Intel Xeon E3-1275V3 Intel Xeon E5-2640V2
Product Type Processor Processor
PROCESSOR Intel Xeon E3-1275V3 Intel Xeon E5-2640V2
Type Intel Xeon E3-1275V3 Intel Xeon E5-2640V2
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1150 Socket LGA2011 Socket
Core Voltage - 0.65 V - 1.30 V
Manufacturing Process 22 nm 22 nm
Thermal Design Power 84 W 95 W
Thermal Specification - 75 °C
PCI Express Revision 3.0 3.0
PCI Express Configurations 1x16, 2x8, 1x8, 2x4 X16, x4, x8
PCI Express Lanes Qty 16 40
Architecture Features Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Trusted Execution Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Fast Memory Access, Intel Flex Memory Access, Intel Turbo Boost Technology 2.0, Intel Anti-Theft Technology, Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Intel vPro Technology, Idle States, Intel VT-x with Extended Page Tables (EPT), Intel Identity Protection Technology, Intel Secure Key, Intel Advanced Vector Extensions 2 (AVX2.0), Intel TSX-NI, Intel Stable Image Platform Program (SIPP), Intel OS Guard SpeedStep technology, Hyper-Threading Technology, Intel Virtualization Technology, Intel Turbo Boost Technology
PERFORMANCE
Number of Cores Quad-Core 8-core
Number of Threads 8 threads 16 threads
Clock Speed (Frequency) 3.5 GHz 2 GHz
Max Turbo Speed 3.9 GHz 2.5 GHz
Bus Speed - 1600 MHz
CACHE MEMORY
Cache 8 MB 20 MB
Cache Memory Details Smart Cache - 8 MB Smart Cache - 20 MB
Installed Size 8 MB 20 MB
INTEGRATED GRAPHICS (GPU) Intel Xeon E3-1275V3 Intel Xeon E5-2640V2
Type Intel HD Graphics P4600 -
Base Frequency 350 MHz -
Max Dynamic Frequency 1.25 GHz -
Features Intel FDI, Intel Clear Video HD Technology, InTRU 3D Technology, Intel Quick Sync Video, Triple Display Capable -
MISCELLANEOUS Intel Xeon E3-1275V3 Intel Xeon E5-2640V2
Included Accessories - Heat sink
Compliant Standards - RoHS
Service & Support - Limited warranty - 1 year
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