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 #1,111
Rank #902
Core i7-3840QM wins by 5.4% (Rank #1111 vs #902)
Out of 2,060 results in the database
Rank #1,006
Rank #931
Core i7-3840QM wins by 2.4% (Rank #1006 vs #931)
Out of 2,060 results in the database
Rank #1,489
Rank #761
Core i7-3840QM wins by 10% (Rank #1489 vs #761)
Out of 1,771 results in the database
Rank #801
Number Crunching not available for both processors.
Out of 1,771 results in the database
Rank #768
Data Processing not available for both processors.
Out of 1,771 results in the database
Rank #843
Physics & Compute not available for both processors.
Side-by-side comparison of key specifications
| Specification | Core M 5Y51 | Core i7-3840QM | Diff |
|---|---|---|---|
| Cores |
2
|
4
|
-50% |
| Threads |
4
|
8
|
-50% |
| Base Frequency |
1,100 MHz
|
2,800 MHz
|
-60.7% |
| Turbo Frequency (1 core) |
2,600 MHz
|
-- | |
| Clock Multiplier |
11x
|
28x
|
-60.7% |
| L1 Cache | -- |
62 KB
|
|
| L2 Cache |
512 MiB
|
0 MiB
|
+100% |
| L3 Cache |
4 MiB
|
8 MiB
|
-47.6% |
| Memory Channels | -- |
2
|
|
| Maximum Memory |
16 GB
|
0 GB
|
+99.8% |
| Max Bandwidth | -- |
26 GB/s
|
|
| PCIe Lanes | -- |
16
|
|
| Max CPUs |
1
|
1
|
0% |
| TDP (lower is better) |
5 W
|
45 W
|
90% less |
| Process (lower is better) |
14 nm
|
22 nm
|
36.4% less |
| Specification | Core M 5Y51 | Core i7-3840QM |
|---|---|---|
| Designer | Intel | Intel |
| Family | Core | -- |
| Series | 5000 | -- |
| Model Number | 5Y51 | i7-3840QM |
| Microarchitecture | Broadwell | -- |
| Core Name | Broadwell | Ivy Bridge |
| Core Family | 06 | -- |
| Core Model | 3D | -- |
| Socket | -- | FCPGA988 |
| Package | -- | FC-BGA12F |
| Memory Type | -- | DDR3/L/-RS 1333/1600 |
| ECC Support | -- | No |
| PCIe Revision | -- | 3.0 |
| PCIe Configuration | -- | 1x16, 2x8, 1x8 2x4 |
| Market Segment | Mobile | Mobile |
| Locked Multiplier | Yes | 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 M 5Y51 | Core i7-3840QM |
|---|---|---|
| Process | 14 nm | 22 nm |
| Die Area | 82 mm² | 160 mm² |
| Transistor Count | 1.30 billion | 1,400 |
| Manufacturer | Intel | Intel |
| Technology | CMOS | -- |
| Word Size | 64-bit | 64-bit |
| ISA | x86-64 (x86) | -- |
Process
Die Area
Transistor Count
Manufacturer
Technology
Word Size
ISA
Integrated GPU specifications comparison
| Specification | Core M 5Y51 | Core i7-3840QM |
|---|---|---|
| GPU | Intel HD Graphics 5300 | HD Graphics 4000 |
| GPU Designer | -- | Intel |
| GPU Max Frequency | 900 MHz | 1300 MHz |
GPU
GPU Designer
GPU Max Frequency
Supported instruction set extensions comparison
| Extension | Core M 5Y51 | Core i7-3840QM |
|---|---|---|
| AES | ||
| ATT | ||
| AVX | ||
| AVX2 | ||
| BMI1 | ||
| BMI2 | ||
| CLMUL | ||
| EIST | ||
| EMMX | ||
| EPT | ||
| F16C | ||
| FMA | ||
| FPU | ||
| Flex Memory | ||
| HT | ||
| IPT | ||
| MMX | ||
| MWT | ||
| 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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