Side by side comparison and review of Intel Xeon E5-2640 and Intel Xeon X5570. 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 E5-2640 | Intel Xeon X5570 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E5-2640 | Intel Xeon X5570 |
|---|
| Type | Intel Xeon E5-2640 | Intel Xeon X5570 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA2011 Socket | LGA1366 Socket |
| Core Voltage | 0.6 V - 1.35 V | 0.75 V - 1.35 V |
| Manufacturing Process | 32 nm | 45 nm |
| Thermal Design Power | 95 W | 95 W |
| Thermal Specification | 73 °C | 75 °C |
| PCI Express Revision | 3.0 | - |
| PCI Express Lanes Qty | 40 | - |
| Architecture Features | Enhanced SpeedStep technology, Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel 64 Technology, Intel Trusted Execution Technology, Intel Flex Memory Access, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Intel vPro Technology, Idle States | Enhanced SpeedStep technology, Demand Based Switching, Intel Virtualization Technology, Intel Dynamic Acceleration |
| PERFORMANCE |
|---|
| Number of Cores | 6-core | Quad-Core |
|---|---|---|
| Number of Threads | 12 threads | 8 threads |
| Clock Speed (Frequency) | 2.5 GHz | 2.93 GHz |
| Max Turbo Speed | 3 GHz | 3.33 GHz |
| Bus Speed | 1333 MHz | 1333 MHz |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 15 MB | 8 MB |
|---|---|---|
| Cache Level 1 Size | - | 256 KB |
| Cache Memory Details | Smart Cache - 15 MB | Smart Cache - 8 MB |
| Installed Size | 15 MB | 8 MB |
| Type | - | Advanced Smart Cache |
| RAM |
|---|
| Technology | - | DDR3 SDRAM - 1333 MHz |
|---|
| EXPANSION & CONNECTIVITY | Intel Xeon E5-2640 | Intel Xeon X5570 |
|---|
| Compatible Slots | 1 x processor - LGA2011 Socket | 1 x processor |
|---|
| MISCELLANEOUS | Intel Xeon E5-2640 | Intel Xeon X5570 |
|---|
| Included Accessories | Cooler (fansink) | Heat sink |
|---|---|---|
| Compliant Standards | RoHS | RoHS |
| Service & Support | Limited warranty - 1 year - on-site | Limited warranty - 1 year |
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