Intel Xeon E7440 vs E7340 |
Released September, 2008
Intel Xeon E7440
- 2.4 GHz
- Quad core
5.1 Out of 10
Reasons to buy the Intel Xeon E7440
 | Much more l2 cache 16 MB | | Much more l2 cache per core 4 MB/core |
| | Newer manufacturing process 45 nm | | Newer Sep, 2008 |
VS
Released September, 2007
Intel Xeon E7340
- 2.4 GHz
- Quad core
5.1 Out of 10
Reasons to buy the E7340
| | Lower typical power consumption 65W | | Lower annual commercial energy cost 70.08 $/year |
| | Lower annual home energy cost 19.27 $/year |
CPUBoss Review Our evaluation of E7440 vs E7340 among all CPUs
Performance | |
Benchmark performance using all cores | |
| PCMark 8 Home 3.0 Accelerated, PassMark and 1 more | |
Single-core Performance | |
Individual core benchmark performance | |
| PassMark (Single Core), Geekbench 3 Single Core and 1 more | |
Integrated Graphics | |
Integrated GPU performance for graphics | |
| Sky Diver and Cloud Gate | |
Integrated Graphics (OpenCL) | |
Integrated GPU performance for parallel computing | |
| CompuBench 1.5 Bitcoin mining and 4 more | |
Performance per Watt | |
How efficiently does the processor use electricity? | |
| Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more | |
Value | |
Are you paying a premium for performance? | |
| Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more | |
No winner declared
Too close to call
Cast your vote Do you agree or disagree with CPUBoss?
VS
Differences What are the advantages of each
| |||||||
| Much more l2 cache | 16 MB | vs | 8 MB | 2x more l2 cache; more data can be stored in the l2 cache for quick access later | |||
|---|---|---|---|---|---|---|---|
| Much more l2 cache per core | 4 MB/core | vs | 2 MB/core | 2x more l2 cache per core | |||
| Newer manufacturing process | 45 nm | vs | 65 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
| Newer | Sep, 2008 | vs | Sep, 2007 | Release date over a year later | |||
| |||||||
| Lower typical power consumption | 65W | vs | 73.13W | More than 10% lower typical power consumption | |||
| Lower annual commercial energy cost | 70.08 $/year | vs | 78.84 $/year | More than 10% lower annual commercial energy cost | |||
| Lower annual home energy cost | 19.27 $/year | vs | 21.68 $/year | More than 10% lower annual home energy cost | |||
Report a correction
Benchmarks Real world tests of Xeon E7440 vs E7340
GeekBench 3 (Multi-core) Data courtesy Primate Labs
GeekBench 3 (Single core) Data courtesy Primate Labs
GeekBench 3 (AES single core) Data courtesy Primate Labs
Specifications Full list of technical specs
summary | Xeon E7440 | vs | E7340 |
|---|---|---|---|
| Clock speed | 2.4 GHz | 2.4 GHz | |
| Cores | Quad core | Quad core | |
| Socket type | |||
| 604 | |||
features | |||
| Has a NX bit | Yes | Yes | |
| Supports trusted computing | No | No | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE2 | |||
| MMX | |||
| SSE4 | |||
| SSE3 | |||
| SSE | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 90W | 80W | |
| Annual home energy cost | 21.68 $/year | 19.27 $/year | |
| Annual commercial energy cost | 78.84 $/year | 70.08 $/year | |
| Performance per watt | 2.51 pt/W | 2.24 pt/W | |
| Typical power consumption | 73.13W | 65W | |
bus | |||
| Architecture | FSB | FSB | |
| Number of links | 1 | 1 | |
| Clock speed | 1,066 MHz | 1,066 MHz | |
details | Xeon E7440 | vs | E7340 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 4 | 4 | |
| L2 cache | 16 MB | 8 MB | |
| L2 cache per core | 4 MB/core | 2 MB/core | |
| Manufacture process | 45 nm | 65 nm | |
| Transistor count | 1,900,000,000 | 582,000,000 | |
| Max CPUs | 32 | 32 | |
| Clock multiplier | 9 | 9 | |
| Voltage range | 0.9 - 1.45V | 1 - 1.5V | |
| Operating temperature | Unknown - 68°C | Unknown - 66°C | |
overclocking | |||
| Overclocked clock speed | 2.4 GHz | 2.4 GHz | |
| Overclocked clock speed (Water) | 2.4 GHz | 2.4 GHz | |
| Overclocked clock speed (Air) | 2.4 GHz | 2.4 GHz | |
integrated graphics | |||
| GPU | None | None | |
| Label | N/A | N/A | |
| Latest DirectX | N/A | N/A | |
| Number of displays supported | N/A | N/A | |
| GPU clock speed | N/A | N/A | |
| Turbo clock speed | N/A | N/A | |
| 3DMark06 | N/A | N/A | |
 Intel Xeon E7440  Report a correction |  Intel Xeon E7340 Report a correction |
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