Intel Xeon E3-1275 v2 processor review

Intel Xeon E3-1275 v2

Xeon E3-1275 v2 processor released by Intel; release date: May 2012. At the time of release, the processor cost $808. The processor is designed for server-computers and based on Ivy Bridge microarchitecture.

CPU is locked to prevent overclocking. Total number of cores - 4, threads - 8. Maximum CPU clock speed - 3.90 GHz. Manufacturing process technology - 22 nm. Cache size: L1 - 64 KB (per core), L2 - 256 KB (per core), L3 - 8192 KB (shared).

Supported memory types: DDR3 1333/1600. Maximum memory size: 32.77 GB.

Supported socket types: FCLGA1155. Maximum number of processors in a configuration - 1. Power consumption (TDP): 77 Watt.

The processor has integrated graphics Intel HD Graphics P4000 with the following parameters: maximum frequency - 1.25 GHz.

Benchmarks

PassMark
Single thread mark
Top 1 CPU
This CPU
4870
2121
PassMark
CPU mark
Top 1 CPU
This CPU
156834
6623
Geekbench 4
Single Core
Top 1 CPU
This CPU
5311
821
Geekbench 4
Multi-Core
Top 1 CPU
This CPU
36691
3076
CompuBench 1.5 Desktop
Face Detection
Top 1 CPU
This CPU
97.640 mPixels/s
4.685 mPixels/s
CompuBench 1.5 Desktop
Ocean Surface Simulation
Top 1 CPU
This CPU
741.453 Frames/s
15.885 Frames/s
CompuBench 1.5 Desktop
T-Rex
Top 1 CPU
This CPU
4.623 Frames/s
0.560 Frames/s
CompuBench 1.5 Desktop
Video Composition
Top 1 CPU
This CPU
49.002 Frames/s
2.319 Frames/s
CompuBench 1.5 Desktop
Bitcoin Mining
Top 1 CPU
This CPU
218.231 mHash/s
5.602 mHash/s
GFXBench 4.0
T-Rex
Top 1 CPU
This CPU
12887 Frames
2590 Frames
GFXBench 4.0
T-Rex
Top 1 CPU
This CPU
12887.000 Fps
2590.000 Fps
Name Value
PassMark - Single thread mark 2121
PassMark - CPU mark 6623
Geekbench 4 - Single Core 821
Geekbench 4 - Multi-Core 3076
CompuBench 1.5 Desktop - Face Detection 4.685 mPixels/s
CompuBench 1.5 Desktop - Ocean Surface Simulation 15.885 Frames/s
CompuBench 1.5 Desktop - T-Rex 0.560 Frames/s
CompuBench 1.5 Desktop - Video Composition 2.319 Frames/s
CompuBench 1.5 Desktop - Bitcoin Mining 5.602 mHash/s
GFXBench 4.0 - T-Rex 2590 Frames
GFXBench 4.0 - T-Rex 2590.000 Fps

Integrated graphics – Intel HD Graphics P4000

Technical info

Boost clock speed 1250 MHz
Core clock speed 650 MHz
Manufacturing process technology 22 nm
Thermal Design Power (TDP) 45 Watt
Transistor count 1,200 million

Specifications (specs)

Essentials

Architecture codename Ivy Bridge
Launch date May 2012
Launch price (MSRP) $808
Place in performance rating 2084
Price now $394.72
Processor Number E3-1275V2
Series Intel® Xeon® Processor E3 v2 Family
Status Launched
Value for money (0-100) 7.05
Vertical segment Server

Performance

64 bit support
Base frequency 3.50 GHz
Bus Speed 5 GT/s DMI
Die size 160 mm
L1 cache 64 KB (per core)
L2 cache 256 KB (per core)
L3 cache 8192 KB (shared)
Manufacturing process technology 22 nm
Maximum frequency 3.90 GHz
Number of cores 4
Number of threads 8
Transistor count 1400 million

Memory

ECC memory support
Max memory channels 2
Maximum memory bandwidth 25.6 GB/s
Maximum memory size 32.77 GB
Supported memory types DDR3 1333/1600

Graphics

Graphics base frequency 650 MHz
Graphics max dynamic frequency 1.25 GHz
Graphics max frequency 1.25 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics Intel HD Graphics P4000

Graphics interfaces

Number of displays supported 3

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1
Package Size 37.5mm x 37.5mm
Sockets supported FCLGA1155
Thermal Design Power (TDP) 77 Watt

Peripherals

PCI Express revision 3.0
PCIe configurations 1x16 & 1x4, 2x8 & 1x4 or 1x8 & 3x4

Security & Reliability

Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions Intel® SSE4.1, Intel® SSE4.2, Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
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)