In depth comparison and review of Intel Xeon E3-1275 and Intel Core i3 2120T (2nd Gen). Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.
| GENERAL | Intel Xeon E3-1275 | Intel Core i3 2120T (2nd Gen) |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E3-1275 | Intel Core i3 2120T (2nd Gen) |
|---|
| Type | Intel Xeon E3-1275 | Intel Core i3 2120T (2nd Gen) |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1155 Socket | LGA1155 Socket |
| Power Efficiency | - | Low-Power |
| Manufacturing Process | 32 nm | 32 nm |
| Thermal Design Power | 95 W | 35 W |
| Thermal Specification | 72.6 °C | 65 °C |
| PCI Express Revision | 2.0 | 2.0 |
| PCI Express Lanes Qty | 20 | 16 |
| Architecture Features | Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Trusted Execution Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Fast Memory Access, Intel Flex Memory Access, Intel Turbo Boost Technology 2.0, Intel Advanced Vector Extensions (AVX), Intel AES New Instructions (AES-NI) | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Fast Memory Access, Intel Flex Memory Access, Thermal Monitoring Technologies |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | Dual-Core |
|---|---|---|
| Number of Threads | 8 threads | 4 threads |
| Clock Speed (Frequency) | 3.4 GHz | 2.6 GHz |
| Max Turbo Speed | 3.8 GHz | - |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 8 MB | 3 MB |
|---|---|---|
| Cache Level 1 Size | 256 KB | - |
| Cache Memory Details | Smart Cache - 8 MB | L3 - 3 MB |
| Installed Size | 8 MB | 3 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Xeon E3-1275 | Intel Core i3 2120T (2nd Gen) |
|---|
| Type | Intel HD Graphics P3000 | Intel HD Graphics 2000 |
|---|---|---|
| Base Frequency | 850 MHz | 650 MHz |
| Max Dynamic Frequency | 1.35 GHz | 1.1 GHz |
| Features | Dual Display Capable, Intel FDI, Intel Clear Video HD Technology, InTRU 3D Technology, Intel Quick Sync Video | Dual Display Capable, Intel FDI, Intel Clear Video HD Technology, InTRU 3D Technology, Intel Quick Sync Video, Intel Insider |
| EXPANSION & CONNECTIVITY | Intel Xeon E3-1275 | Intel Core i3 2120T (2nd Gen) |
|---|
| Compatible Slots | 1 x processor - LGA1155 Socket | 1 x processor - LGA1155 Socket |
|---|
| MISCELLANEOUS | Intel Xeon E3-1275 | Intel Core i3 2120T (2nd Gen) |
|---|
| Included Accessories | Heat sink | Heat sink |
|---|---|---|
| Compliant Standards | Halogen-free | Halogen-free |
| Service & Support | Limited warranty - 3 years | Limited warranty - 3 years |
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