Intel Xeon E5405 vs. Intel Xeon E3-1280V6

CPU Comparison, Reviews and Tests

In depth comparison and review of Intel Xeon E5405 and Intel Xeon E3-1280V6. 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 E5405 vs. Intel Xeon E3-1280V6 Benchmark Chart
GENERAL Intel Xeon E5405 Intel Xeon E3-1280V6
Product Type Processor Processor
PROCESSOR Intel Xeon E5405 Intel Xeon E3-1280V6
Type Intel Xeon E5405 Intel Xeon E3-1280V6
ARCHITECTURE
Processor Qty 1 1
Packaging Type FC-LGA6 -
Compatible Processor Socket LGA771 Socket LGA1151 Socket
Core Voltage - 0.55 V - 1.52 V
Manufacturing Process 45 nm 14 nm
Thermal Design Power 80 W 72 W
Thermal Specification 67 °C -
PCI Express Revision - 3.0
PCI Express Configurations - 1x16, 2x8, 1x8+2x4
PCI Express Lanes Qty - 16
Architecture Features Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Advanced Smart Cache 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 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, Intel VT-x with Extended Page Tables (EPT), Intel Secure Key, Intel Advanced Vector Extensions 2 (AVX2.0), Intel TSX-NI, Intel OS Guard, Intel Software Guard Extensions (SGX), Intel Memory Protection Extensions (MPX), Intel Device Protection Technology with Boot Guard, Intel Optane Memory Supported
PERFORMANCE
Number of Cores Quad-Core Quad-Core
Number of Threads - 8 threads
Clock Speed (Frequency) 2 GHz 3.9 GHz
Max Turbo Speed - 4.2 GHz
Bus Speed 1333 MHz -
64-bit Computing Yes -
CACHE MEMORY
Cache 12 MB 8 MB
Cache Memory Details L2 - 12 MB Smart Cache - 8 MB
Installed Size 12 MB -
Type Advanced Smart Cache -
EXPANSION & CONNECTIVITY Intel Xeon E5405 Intel Xeon E3-1280V6
Compatible Slots 1 x processor -
MISCELLANEOUS Intel Xeon E5405 Intel Xeon E3-1280V6
Included Accessories Alcohol pad, thermal grease -
Service & Support Limited warranty - 3 years -
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