Intel Xeon E3-1270 vs Intel Xeon E3-1275

Table of Contents

Physical Specifications

Socket Intel Socket 1155 Intel Socket 1155
Foundry Intel Intel
Process size 32 nm 32 nm
Transistors 1,160 million 1,160 million
Die size 216 mm² 216 mm²
Package FC-LGA10 FC-LGA10

Performance

Frequency 3.4 GHz 3.4 GHz
Turbo clock up to 3.8 GHz up to 3.8 GHz
Base clock 100 MHz 100 MHz
Multiplier 34.0x 34.0x
Multiplier unlocked No No
TDP 80 W 95 W

Architecture Details

Vertical Segment Server/Workstation Server/Workstation
Production status End-of-life End-of-life
Release date Apr 3rd, 2011 Apr 3rd, 2011
Codename Sandy Bridge Sandy Bridge
Generation Xeon E3 Xeon E3
Part SR00N SR00P
Memory support DDR3 Dual-channel DDR3 Dual-channel
ECC memory Yes Yes
PCI Express Gen 3, 16 Lanes(CPU only) Gen 3, 16 Lanes(CPU only)

Cores

Total Cores 4 4
Total Threads 8 8
SMP # CPUs 1 1
Integrated graphics Intel HD P3000

Cache

Cache L1 64K (per core) 64K (per core)
Cache L2 256K (per core) 256K (per core)
Cache L3 8MB (shared) 8MB (shared)

Features & Technologies

AES-NI Yes Yes
AVX Yes Yes
EIST Yes Yes
HTT Yes Yes
Intel 64 Yes Yes
MMX Yes Yes
SSE Yes Yes
SSE2 Yes Yes
SSE3 Yes Yes
SSE4.2 Yes Yes
SSSE3 Yes Yes
TXT Yes Yes
VT-d Yes Yes
VT-x Yes Yes
XD bit Yes Yes

Compare

Sysrqmts browser extension icon
Stop overpaying for PC games!
See cheapest prices in Steam store with our browser extension.