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Differences
Top features of Intel Core i5-2550k
Top features of Intel Xeon E3-1270
-
Performance per watt80 W
95 W
About 0.84 times less performance per watt
Specifications
Complete list of technical specificationsCPU generation and family
Let's find out which one of Intel Core i5-2550k and Intel Xeon E3-1270 is of a more recent generation, and what segment it belongs to.
| Specification | Value |
|---|---|
| Name |
Intel Core i5-2550k
Intel Xeon E3-1270
|
| Segment |
Desktop / Server
Desktop / Server
|
| Family |
Intel Core i5
Intel Xeon E3
|
| Generation |
2
2
|
| CPU group |
Intel Core i 2000
Intel Xeon E3
|
CPU Cores and Base Frequency
In this block we are going to compare Intel Core i5-2550k vs Intel Xeon E3-1270 by main technical specifications: number of cores and threads, base and maximum frequencies, process technology and cache size. The higher these specifications are, the more powerful your CPU will be.
| Specification | Value |
|---|---|
| Frequency |
3.40 GHz
3.40 GHz
|
| Overclocking |
Yes
No
|
| Core architecture |
normal
normal
|
Internal Graphics
Common specifications for integrated graphics cards in Intel Core i5-2550k and Intel Xeon E3-1270 along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.
| Specification | Value |
|---|---|
| GPU name |
no iGPU
no iGPU
|
| GPU (Turbo) |
No turbo
No turbo
|
Hardware codec support
Let's compare the support of video codecs between Intel Core i5-2550k and Intel Xeon E3-1270. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.
| Specification | Value |
|---|---|
| h265 / HEVC (8 bit) |
No
No
|
| h265 / HEVC (10 bit) |
No
No
|
| h264 |
No
No
|
| VP9 |
No
No
|
| VP8 |
No
No
|
| AV1 |
No
No
|
| AVC |
No
No
|
| VC-1 |
No
No
|
| JPEG |
No
No
|
Memory & PCIe
To choose the best model between Intel Core i5-2550k and Intel Xeon E3-1270 you need to pay special attention to memory type, clock frequency, multi-channel features, and PCIe version. The higher these numbers are, the better your CPU will be. Keep in mind that the maximum memory and frequency may also depend on the model of the motherboard.
| Specification | Value |
|---|---|
| Memory type |
DDR3-1333
DDR3-1333
|
| Max. Memory |
32 GB
32 GB
|
| ECC |
No
Yes
|
| Memory channels |
2
2 (Dual Channel)
|
Thermal Management
Let's find out what TDP value would be better for Intel Core i5-2550k or Intel Xeon E3-1270? The Thermal Design Power (TDP) indicates the maximum amount of heat that should be dissipated by the chip cooling system. However, the value of TDP gives only a rough indication of the real power consumption of the CPU.
| Specification | Value |
|---|---|
| TDP (PL1) |
95 W
80 W
|
Technical details
Here you can find a comparison of 2nd and 3rd level cache sizes for Intel Core i5-2550k and Intel Xeon E3-1270 CPUs along with a list of ISA extensions.
| Specification | Value |
|---|---|
| Instruction set (ISA) |
x86-64 (64 bit)
x86-64 (64 bit)
|
| Virtualization |
VT-x, VT-x EPT
VT-x, VT-x EPT, VT-d
|
| ISA extensions |
SSE4.1, SSE4.2, AVX
SSE4.1, SSE4.2, AVX
|
| L3-Cache |
6.00 MB
8.00 MB
|
| Architecture |
Sandy Bridge S
Sandy-Bridge
|
| Technology |
32 nm
32 nm
|
| Socket |
LGA 1155
LGA 1155
|
| Release date |
Q1/2012
Q2/2011
|
