Intel Atom E640 vs Intel Atom E640T
Comparative analysis of Intel Atom E640 and Intel Atom E640T processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization.
Differences
Reasons to consider the Intel Atom E640T
- Around 22% higher maximum core temperature: 110°C vs 90°C
Maximum core temperature | 110°C vs 90°C |
Compare specifications (specs)
Intel Atom E640 | Intel Atom E640T | |
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Essentials |
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Architecture codename | Tunnel Creek | Tunnel Creek |
Launch date | September 2010 | September 2010 |
Place in performance rating | not rated | not rated |
Processor Number | E640 | E640T |
Series | Legacy Intel Atom® Processors | Legacy Intel Atom® Processors |
Status | Launched | Launched |
Vertical segment | Embedded | Embedded |
Performance |
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Base frequency | 1.00 GHz | 1.00 GHz |
Bus Speed | 2500 MHz PCIE | 2500 MHz PCIE |
Die size | 26 mm | 26 mm |
L1 cache | 64 KB (per core) | 64 KB (per core) |
L2 cache | 512 KB (per core) | 512 KB (per core) |
Manufacturing process technology | 45 nm | 45 nm |
Maximum core temperature | 90°C | 110°C |
Maximum frequency | 1 GHz | 1 GHz |
Number of cores | 1 | 1 |
Number of threads | 2 | 2 |
Transistor count | 47 million | 47 million |
VID voltage range | VCC (0.75 - 0.9V), VNN (0.75 - 1.1V) | VCC (0.75 - 0.9V), VNN (0.75 - 1.1V) |
Memory |
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Max memory channels | 1 | 1 |
Maximum memory size | 2 GB | 2 GB |
Supported memory types | DDR2 800 | DDR2 800 |
Graphics |
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Graphics base frequency | 320 MHz | 320 MHz |
Processor graphics | Integrated | Integrated |
Compatibility |
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Low Halogen Options Available | ||
Max number of CPUs in a configuration | 1 | 1 |
Package Size | 22mmx22mm | 22mmx22mm |
Sockets supported | FCBGA676 | FCBGA676 |
Thermal Design Power (TDP) | 3.6 Watt | 3.6 Watt |
Peripherals |
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Max number of PCIe lanes | 4 | 4 |
PCI Express revision | 1.0a | 1.0a |
PCIe configurations | x1, root complex only | x1, root complex only |
Security & Reliability |
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Execute Disable Bit (EDB) | ||
Intel® Trusted Execution technology (TXT) | ||
Advanced Technologies |
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Enhanced Intel SpeedStep® technology | ||
FSB parity | ||
Idle States | ||
Intel 64 | ||
Intel® Demand Based Switching | ||
Intel® Hyper-Threading technology | ||
Intel® Turbo Boost technology | ||
Thermal Monitoring | ||
Virtualization |
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Intel® Virtualization Technology (VT-x) | ||
Intel® Virtualization Technology for Directed I/O (VT-d) |