Side by side comparison and review of Intel Xeon E5-2440V2 and Intel Xeon E3-1281V3. Compare overall performance, core and thread counts, cache memory, speed, power efficiency, dimensions, socket compatibility and other key specifications and features to simplify the choice of your perfect CPU. Our goal is to make it easier for you to decide on the processor that will best meet your expectations by revealing the main differences between the products.
| GENERAL | Intel Xeon E5-2440V2 | Intel Xeon E3-1281V3 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E5-2440V2 | Intel Xeon E3-1281V3 |
|---|
| Type | Intel Xeon E5-2440V2 | Intel Xeon E3-1281V3 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA2011 Socket | LGA1150 Socket |
| Manufacturing Process | 32 nm | 22 nm |
| Thermal Design Power | 95 W | 82 W |
| PCI Express Revision | 3.0 | 3.0 |
| PCI Express Configurations | X16, x4, x8 | 1x16, 2x8, 1x8, 2x4 |
| PCI Express Lanes Qty | 24 | 16 |
| Architecture Features | Intel Virtualization Technology, Intel Trusted Execution Technology, Intel QuickPath Technology, Intel Turbo Boost Technology 2.0 | SpeedStep technology, Hyper-Threading Technology, Intel Virtualization Technology, Intel Turbo Boost Technology |
| PERFORMANCE |
|---|
| Number of Cores | 8-core | Quad-Core |
|---|---|---|
| Number of Threads | 16 threads | 8 threads |
| Clock Speed (Frequency) | 1.9 GHz | 3.7 GHz |
| Max Turbo Speed | 2.4 GHz | 4.1 GHz |
| CACHE MEMORY |
|---|
| Cache | 20 MB | 8 MB |
|---|---|---|
| Cache Memory Details | Smart Cache - 20 MB | L3 - 8 MB |
| Installed Size | 15 MB | 8 MB |
| RAM |
|---|
| Installed RAM Size | - | 32 GB |
|---|
| EXPANSION & CONNECTIVITY | Intel Xeon E5-2440V2 | Intel Xeon E3-1281V3 |
|---|
| Compatible Slots | - | 1 x processor - LGA1150 Socket |
|---|
| MISCELLANEOUS | Intel Xeon E5-2440V2 | Intel Xeon E3-1281V3 |
|---|
| Compliant Standards | - | RoHS |
|---|
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