In depth comparison and review of Intel Xeon E5640 and AMD Ryzen 7 Pro 7745. 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 E5640 | AMD Ryzen 7 Pro 7745 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E5640 | AMD Ryzen 7 Pro 7745 |
|---|
| Type | Intel Xeon E5640 | AMD Ryzen 7 Pro 7745 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1366 Socket | Socket AM5 |
| Core Voltage | 0.8 V - 1.3 V | - |
| Manufacturing Process | 32 nm | 5 nm |
| Thermal Design Power | 80 W | 65 W |
| Thermal Specification | 77.6 °C | 95 °C |
| PCI Express Revision | - | 5.0 |
| PCI Express Lanes Qty | - | 28 |
| Architecture Features | Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology | "Zen 4" Core Architecture, AMD PRO technologies |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | 8-core |
|---|---|---|
| Number of Threads | 8 threads | 16 threads |
| Clock Speed (Frequency) | 2.66 GHz | 3.8 GHz |
| Max Turbo Speed | 2.93 GHz | 5.3 GHz |
| Bus Speed | 1066 MHz | - |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 12 MB | 32 MB |
|---|---|---|
| Cache Memory Details | L2 - 1 MB | L3 - 32 MB L2 - 8 MB L1 - 512 KB |
| Installed Size | 12 MB | - |
| INTEGRATED GRAPHICS (GPU) | Intel Xeon E5640 | AMD Ryzen 7 Pro 7745 |
|---|
| Type | - | Radeon Graphics |
|---|---|---|
| Max Dynamic Frequency | - | 2200 MHz |
| EXPANSION & CONNECTIVITY | Intel Xeon E5640 | AMD Ryzen 7 Pro 7745 |
|---|
| Compatible Slots | 1 x processor | - |
|---|
| MISCELLANEOUS | Intel Xeon E5640 | AMD Ryzen 7 Pro 7745 |
|---|
| Included Accessories | Heat sink | AMD Wraith Spire Cooler |
|---|---|---|
| Compliant Standards | RoHS | - |
| Service & Support | Limited warranty - 1 year - on-site | Limited warranty - parts and labour - 3 years |
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