Side by side comparison and review of Intel Xeon E5645 and Intel Xeon W-2145. 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 E5645 | Intel Xeon W-2145 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E5645 | Intel Xeon W-2145 |
|---|
| Type | Intel Xeon E5645 | Intel Xeon W-2145 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Max Supported Qty | 1 | - |
| Compatible Processor Socket | LGA1366 Socket | LGA2066 Socket |
| Core Voltage | 0.75 V - 1.35 V | - |
| Manufacturing Process | 32 nm | 14 nm |
| Thermal Design Power | 80 W | 140 W |
| Thermal Specification | 76.2 °C | - |
| Architecture Features | Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology | Hyper-Threading Technology, Intel vPro Technology |
| PERFORMANCE |
|---|
| Number of Cores | 6-core | 8-core |
|---|---|---|
| Number of Threads | 12 threads | 16 threads |
| Clock Speed (Frequency) | 2.4 GHz | 3.7 GHz |
| Max Turbo Speed | 2.67 GHz | 4.5 GHz |
| Bus Speed | 1333 MHz | - |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 12 MB | 11 MB |
|---|---|---|
| Cache Memory Details | L2 - 6 x 256 KB L3 - 12 MB |
11 MB |
| Installed Size | 12 MB | - |
| Type | Advanced Smart Cache | - |
| EXPANSION & CONNECTIVITY | Intel Xeon E5645 | Intel Xeon W-2145 |
|---|
| Compatible Slots | 1 x processor | - |
|---|
| MISCELLANEOUS | Intel Xeon E5645 | Intel Xeon W-2145 |
|---|
| Included Accessories | Cooler (fansink) | - |
|---|---|---|
| Compliant Standards | RoHS | - |
| Service & Support | 1-year warranty | - |
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