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 #2,056
Rank #704
Xeon E3-1226 v3 wins by 31.2% (Rank #2056 vs #704)
Out of 2,060 results in the database
Rank #2,055
Rank #584
Xeon E3-1226 v3 wins by 41.9% (Rank #2055 vs #584)
Out of 2,060 results in the database
Rank #2,015
Rank #810
Xeon E3-1226 v3 wins by 13.1% (Rank #2015 vs #810)
Out of 1,771 results in the database
Rank #1,770
Rank #752
Xeon E3-1226 v3 wins by 5.3% (Rank #1770 vs #752)
Out of 1,771 results in the database
Rank #1,771
Rank #870
Xeon E3-1226 v3 wins by 4.3% (Rank #1771 vs #870)
Out of 1,771 results in the database
Rank #1,767
Rank #739
Xeon E3-1226 v3 wins by 5.7% (Rank #1767 vs #739)
Side-by-side comparison of key specifications
| Specification | Atom Z520 | Xeon E3-1226 v3 | Diff |
|---|---|---|---|
| Cores |
1
|
4
|
-75% |
| Threads |
2
|
4
|
-50% |
| Base Frequency |
1,333 MHz
|
3,300 MHz
|
-59.6% |
| Clock Multiplier |
10x
|
33x
|
-69.7% |
| L1 Cache |
56 KB
|
62 KB
|
-10.3% |
| L2 Cache |
1 MiB
|
0 MiB
|
+51.2% |
| L3 Cache | -- |
8 MiB
|
|
| Memory Channels | -- |
2
|
|
| Maximum Memory | -- |
0 GB
|
|
| Max Bandwidth | -- |
26 GB/s
|
|
| PCIe Lanes | -- |
16
|
|
| Max CPUs |
1
|
1
|
0% |
| TDP (lower is better) |
2 W
|
84 W
|
97.6% less |
| Process (lower is better) |
45 nm
|
22 nm
|
51.1% more |
| Specification | Atom Z520 | Xeon E3-1226 v3 |
|---|---|---|
| Designer | Intel | Intel |
| Family | Atom | -- |
| Series | Z500 | -- |
| Model Number | Z520 | E3-1226V3 |
| Microarchitecture | Bonnell | -- |
| Core Name | Silverthorne | Haswell-WS |
| Core Family | 6 | -- |
| Core Model | 28 | -- |
| Socket | BGA-441 | FCLGA1150 |
| Package | FCBGA-441 | FC-LGA12C |
| Chipset | Poulsbo | -- |
| Memory Type | -- | DDR3 and DDR3L 1333/1600 at 1.5V |
| ECC Support | -- | Yes |
| PCIe Revision | -- | 3.0 |
| PCIe Configuration | -- | 1x16, 2x8, 1x8/2x4 |
| Market Segment | Mobile | Server/Workstation |
| Release Price | $65.00 | -- |
| Locked Multiplier | Yes | Yes |
Designer
Family
Series
Model Number
Microarchitecture
Core Name
Core Family
Core Model
Socket
Package
Chipset
Memory Type
ECC Support
PCIe Revision
PCIe Configuration
Market Segment
Release Price
Locked Multiplier
Manufacturing process and die characteristics
| Specification | Atom Z520 | Xeon E3-1226 v3 |
|---|---|---|
| Process | 45 nm | 22 nm |
| Die Area | 24.18 mm² | 160 mm² |
| Transistor Count | 0.05 billion | 1,400 |
| Manufacturer | Intel | Intel |
| Technology | CMOS | -- |
| Word Size | 32-bit | 64-bit |
| ISA | x86-32 (x86) | -- |
Process
Die Area
Transistor Count
Manufacturer
Technology
Word Size
ISA
Integrated GPU specifications comparison
| Specification | Atom Z520 | Xeon E3-1226 v3 |
|---|---|---|
| GPU | -- | HD Graphics P4600 |
| GPU Designer | -- | Intel |
| GPU Max Frequency | -- | 1200 MHz |
GPU
GPU Designer
GPU Max Frequency
Supported instruction set extensions comparison
| Extension | Atom Z520 | Xeon E3-1226 v3 |
|---|---|---|
| AES | ||
| AVX | ||
| AVX2 | ||
| BMI1 | ||
| BMI2 | ||
| EIST | ||
| EMMX | ||
| EPT | ||
| F16C | ||
| FMA | ||
| FMA3 | ||
| FPU | ||
| Flex Memory | ||
| HT | ||
| IPT | ||
| MMX | ||
| NX | ||
| Protected | ||
| Real | ||
| 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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