CPUs

Intel Xeon E3-1275 vs Intel Xeon E3-1230 Full Specs

4 Cores
8 Threads
3.4GHz
4 Cores
8 Threads
3.2GHz
TDP
95W
TDP
80W
Bandwidth
21.3GB/s
DDR3
Bandwidth
21.3GB/s
DDR3
iGPU
iGPU
-
··
259.2 GFLOPSFP32
··
-
Socket
Socket

4 Cores
4 Cores
8 Threads
8 Threads

Base Clock
3.4GHz
Base Clock
3.2GHz
Boost Clock
3.8GHz
Boost Clock
3.6GHz
Overclocking
Locked
Overclocking
Locked

L1i
32KB
L1i
32KB
L1d
32KB
L1d
32KB
L2
256KB
L2
256KB
L3
8MB
L3
8MB

Type
DDR3
Type
DDR3
Max Memory
32GB
Max Memory
32GB
ECC
Yes
ECC
Yes
Channels
2
Channels
2
Bus Width
128-bit
Bus Width
128-bit
Speed
1333MT/s
Speed
1333MT/s
Bandwidth
21.3GB/s
Bandwidth
21.3GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
21.3GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
21.3GB/s

TDP
95W
TDP
80W
T-Case
72.6°C Max
T-Case
69.1°C Max

Bus Type
DMI
Bus Type
DMI
Bus Config
4 lanes
Bus Config
4 lanes
Bus Speed
5GT/s
Bus Speed
5GT/s
Bus Bandwidth
2.5GB/s
Bus Bandwidth
2.5GB/s

PCIe
PCIe 2.0 x16
8GB/sBandwidth
PCIe
PCIe 2.0 x16
8GB/sBandwidth

iGPU
iGPU
-
Shaders
96
Shaders
-
Boost Clock
1.35GHz
Boost Clock
-
··
259.2 GFLOPSFP32
··
-

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Xeon 2011 branding
Branding
Xeon 2011 branding
Codename
Gladden
Sandy Bridge-HE-4Die
Sandy Bridge-4C-GT2Variant
Codename
Gladden
Sandy Bridge-HE-4Die
Sandy Bridge-4C-GT2Variant
Market Segment
Server
Market Segment
Server
Release Date
Apr 3, 2011
Release Date
Apr 3, 2011

Foundry
Intel
Foundry
Intel
Fabrication Node
32nm
Fabrication Node
32nm
Die Size
216mm²
Die Size
216mm²
Transistor Count
1.2 Billion
Transistor Count
1.2 Billion
Transistor Density
5 MTr/mm²
Transistor Density
5 MTr/mm²