Combined benchmark scores for both processors
Head-to-head processor comparison
Combined benchmark scores for both processors
Out of 2,060 results in the database
Rank #890
Rank #920
Core i7-6567U wins by 0.9% (Rank #890 vs #920)
Out of 2,060 results in the database
Rank #796
Rank #926
Core i7-6567U wins by 3.7% (Rank #796 vs #926)
Out of 2,060 results in the database
Rank #1,063
Rank #846
Xeon E3-1271 v3 wins by 3.6% (Rank #1063 vs #846)
Out of 1,771 results in the database
Rank #1,120
Rank #662
Xeon E3-1271 v3 wins by 3.1% (Rank #1120 vs #662)
Out of 1,771 results in the database
Rank #1,064
Rank #666
Xeon E3-1271 v3 wins by 3.4% (Rank #1064 vs #666)
Out of 1,771 results in the database
Rank #945
Rank #677
Xeon E3-1271 v3 wins by 2.7% (Rank #945 vs #677)
Side-by-side comparison of key specifications
| Specification | Core i7-6567U | Xeon E3-1271 v3 | Diff |
|---|---|---|---|
| Cores |
2
|
4
|
-50% |
| Threads |
4
|
8
|
-50% |
| Base Frequency |
3,300 MHz
|
3,600 MHz
|
-8.3% |
| Turbo Frequency (1 core) |
3,600 MHz
|
-- | |
| Turbo Frequency (2 cores) |
3,400 MHz
|
-- | |
| Clock Multiplier |
33x
|
-- | |
| L1 Cache |
128 KB
|
-- | |
| L2 Cache |
1 MiB
|
-- | |
| L3 Cache |
4 MiB
|
-- | |
| Memory Channels |
2
|
2
|
0% |
| Maximum Memory |
32 GB
|
0 GB
|
+99.9% |
| Max Bandwidth |
32 GB/s
|
26 GB/s
|
+19.5% |
| PCIe Lanes | -- |
16
|
|
| Max CPUs |
1
|
1
|
0% |
| TDP (lower is better) |
28 W
|
80 W
|
65% less |
| Process (lower is better) |
14 nm
|
22 nm
|
36.4% less |
| Specification | Core i7-6567U | Xeon E3-1271 v3 |
|---|---|---|
| Designer | Intel | Intel |
| Family | Core | -- |
| Series | i7-6000 | -- |
| Model Number | i7-6567U | E3-1271V3 |
| Microarchitecture | Skylake | -- |
| Core Name | Skylake | -- |
| Core Family | 6 | -- |
| Core Model | 78 | -- |
| Socket | -- | FCLGA1150 |
| Package | FCBGA-1356 | -- |
| Memory Type | DDR4-2133 LPDDR3-1866 and DDR3L-1600 | DDR3 and DDR3L 1333/1600 at 1.5V |
| ECC Support | No | Yes |
| PCIe Revision | -- | 3.0 |
| PCIe Configuration | -- | 1x16, 2x8, 1x8/2x4 |
| Market Segment | Mobile | -- |
| Locked Multiplier | Yes | -- |
Designer
Family
Series
Model Number
Microarchitecture
Core Name
Core Family
Core Model
Socket
Package
Memory Type
ECC Support
PCIe Revision
PCIe Configuration
Market Segment
Locked Multiplier
Manufacturing process and die characteristics
| Specification | Core i7-6567U | Xeon E3-1271 v3 |
|---|---|---|
| Process | 14 nm | 22 nm |
| Manufacturer | Intel | -- |
| Technology | CMOS | -- |
| Word Size | 64-bit | 64-bit |
| ISA | x86-64 (x86) | -- |
Process
Manufacturer
Technology
Word Size
ISA
Integrated GPU specifications comparison
| Specification | Core i7-6567U | Xeon E3-1271 v3 |
|---|---|---|
| GPU | Iris Graphics 550 | None |
| GPU Designer | Intel | Intel |
| GPU Max Frequency | 1100 MHz | 1150 MHz |
| Execution Units | 48 | -- |
GPU
GPU Designer
GPU Max Frequency
Execution Units
Supported instruction set extensions comparison
| Extension | Core i7-6567U | Xeon E3-1271 v3 |
|---|---|---|
| ABM | ||
| ADX | ||
| AES | ||
| AVX | ||
| AVX2 | ||
| BMI1 | ||
| BMI2 | ||
| CLMUL | ||
| EIST | ||
| EMMX | ||
| EPT | ||
| F16C | ||
| FMA | ||
| FMA3 | ||
| FPU | ||
| Flex Memory | ||
| HT | ||
| IPT | ||
| ISRT | ||
| MMX | ||
| MPX | ||
| MWT | ||
| NX | ||
| Protected | ||
| RdRand | ||
| Real | ||
| SGX | ||
| SIPP | ||
| SMEP | ||
| SMM | ||
| SSE | ||
| SSE2 | ||
| SSE3 | ||
| SSE4.1 | ||
| SSE4.2 | ||
| SSSE3 | ||
| Secure Key | ||
| TBT 2.0 | ||
| TSX | ||
| TXT | ||
| VT-d | ||
| VT-x | ||
| vPro | ||
| x86-16 | ||
| x86-32 | ||
| x86-64 |
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