| Technicals | Core i5-4278U |
| Dimensions (2D) | 40x40 mm |
| Conflict Free? | 1 |
| # CPU Cores | 2 |
| Threads/Core | 4 |
| Frequency (GHz) | 2.6 GHz |
| Turbo Frequency (GHz) | 3.1 GHz |
| Instructions Width (bits) | 64 |
| Instructions Extensions | SSE4.1/4.2, AVX 2.0 |
| Lithography Process (nm) | 22 nm |
| TDP (Watts) | 28 W |
| Max RAM | 16 GB |
| RAM Types | DDR3L-1333, 1600;
LPDDR3-1333, 1600 |
| # Memory Channels | 2 |
| Memory Bandwidth (GB/Sec) | 25.6GB/s |
| Max CPU Temp. | 100 |
| Max CPU / Package | 1 |
| PCI-E Version | 2 |
| PCI-E Configurations | 4x1, 2x4 |
| PCI-E Max Lanes # | 12 |
| Compatible Sockets | FCBGA1168 |
| Intel Turbo Boost Version | 2 |
| Intel V-Pro | No |
| Intel Hyper-Thread | Yes |
| Intel Virtualization (VTX) | Yes |
| Intel Directed I/O (VTD) | Yes |
| Intel Ext. Page Tables (EPT) | Yes |
| Intel TSX Sync. Extensions | No |
| Intel 64 | Yes |
| Idle States | Yes |
| Thermal MonitoringTech. | Yes |
| Intel ID Protect | Yes |
| Intel AES New Instructions | Yes |
| Intel Secure Key | Yes |
| Trusted Execution | No |
| Execution Disable | Yes |
Core i5-4278U Benchmarks
Intel Core i5-4278U Specs & Speed Benchmarks
Geekbench 4 Multi
Higher is better
Geekbench 4 Single
Higher is better
Memory Bandwidth (GB/Sec)
Higher is better
Geekbench 4 Multi / Price (Market)
Higher is better