Intel Low-power CPU v1.0.5
Intel Atom Processor E640
Metadata
| Property | Value |
|---|---|
| Brand | Atom |
| Intel name | Intel Atom Processor E640 |
| Processor number | E640 |
| Codename | Tunnel Creek |
| Generation | Bonnell SoC (45 nm) |
| Microarchitecture | Bonnell (in-order) |
| Performance class | Atom |
| Segment | Embedded |
| Released | 2010-Q32010 |
| Status | Discontinued |
| Cores | 1 |
| Threads | 2 |
| Base clock | 1.00 GHz |
| Cache | 512 KB L2 Cache |
| Bus | 2500 MHz |
| TDP | 3.6 W |
| Lithography (as published) | 45 nm |
| Max memory | 2 GB |
| Memory channels | 1 |
| PCIe revision | 1.0a |
| PCIe lanes | 4 |
| Instruction set | 32-bit |
| Socket | FCBGA676BGA676 |
| Memory | DDR2 800DDR2 |
| Recommended price | $29 |
| Instruction sets | |
| Features | |
| Source | Intel ARK (via cpu-spec-dataset) |
Uses (dependencies)
- lithography: Intel Lithography
v13.0.0(45 nm) - simd: Intel SIMD
v0.0.1(MMX) - simd: Intel SIMD
v1.3.0(SSSE3)
Used by (0)
Nothing depends on this version.
Other variants of this version
- Intel Low-power CPU
v1.0.5-T(Atom E640T)
Changelog
Since the previous patch: Intel Low-power CPU v1.0.4 (Atom E620)
Specifications
- ~Base clock: 600 MHz → 1.00 GHz
- ~TDP: 3.3 W → 3.6 W
- ~Recommended price: $19 → $29
Since the previous major (previous generation): Intel Low-power CPU v0.0.5 (Atom Z500)
Breaking changes
- ~Socket changed from PBGA441 to FCBGA676
Features
- +VT-x
- −Demand Based Switching
Specifications
- ~Codename: Silverthorne → Tunnel Creek
- +Threads: 2
- ~Base clock: 800 MHz → 1.00 GHz
- ~Bus: 400 MHz → 2500 MHz
- ~TDP: 0.65 W → 3.6 W
- +Max memory: 2 GB
- +Memory channels: 1
- +PCIe revision: 1.0a
- +PCIe lanes: 4
- ~Recommended price: $45 → $29
- −Transistors: 47 million
- −Die size: 26 mm2
Raw source data
Show all 43 fields
| Field | Value |
|---|---|
| CpuId | 52493 |
| CpuName | Intel Atom Processor E640 |
| BornOnDate | Q3'10 |
| Bus | 2500 MHz |
| Cache | 512 KB L2 Cache |
| CertifiedUseConditions | Industrial Commercial Temp |
| ClockSpeed | 1.00 GHz |
| CodeNameText | Products formerly Tunnel Creek |
| CoreCount | 1 |
| DemandBasedSwitching | No |
| ECCMemory | No |
| EM64 | No |
| Embedded | Yes |
| ExecuteDisable | Yes |
| FSBParity | No |
| GraphicsFreq | 320 MHz |
| HaltState | Yes |
| HyperThreading | Yes |
| InstructionSet | 32-bit |
| Lithography | 45 nm |
| MarketSegment | Embedded |
| MaxMem | 2 GB |
| MaxTDP | 3.6 W |
| MemoryTypes | DDR2 800 |
| NumMemoryChannels | 1 |
| NumPCIExpressPorts | 4 |
| PackageSize | 22mmx22mm |
| PCIExpressConfigs | x1. root complex only |
| PCIExpressRevision | 1.0a |
| ProcessorNumber | E640 |
| ProductGroup | Legacy Intel Atom Processors |
| ServicingStatus | End of Servicing Lifetime |
| SocketsSupported | FCBGA676 |
| SpeedstepTechnology | Yes |
| StatusCodeText | Discontinued |
| TBTVersion | No |
| ThermalJunctionRateCode | 90°C |
| ThermalMonitoring2Indicator | Yes |
| ThreadCount | 2 |
| TXT | No |
| VTD | No |
| VTX | Yes |
| SourceUrl | https://ark.intel.com/content/www/us/en/ark/products/52493/intel-atom-processor-e640-512k-cache-1-00-ghz.html |