intel’s penryn sima dezső fall 2007 version 1.0 - 45 nm quad-core -
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Intel’s Penryn
Sima Dezső
Fall 2007
Version 1.0
- 45 nm quad-core -
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Figure 6.1:Chip dynamic and static power dissipation trends [4]
Penryn (1)
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Figure: New transistor layout [3]
Switching speed: 120 %Leakage current: 10 %
Penryn (2)
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Source:[5]
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• Larger L2 cache (2 x 4 MB 2 x 6 MB)
• Fast radix-16 divider
• Single-pass 128-bit wide shuffle engine
• SSE4
• Improved virtualization
• Reduced dissipation
•Faster FSB (1.333 GT/s to 1.6 GT/s)
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Core enhancements of Penryn over Core 2
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Figure: Evolution of the Streaming SIMD Extension (SSE) instruction set [1]
PIII P4 P4 Prescott
(PNI)(KNI)(Katmai
NewInsructions)
Core Penryn
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Figure: Clovertown vs Harpertown DP server chips [5]
Core 2 based Penryn based
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Figure: The dual-core Penryn die (107 mm2) [1]
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Figure: The quad-core (2xdual-core) Yorkfield „die” [1]
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Nov.11 2007: Announcement of 16 45 nm quad-core processors
1 model: QX9650 High end desktop/gaming
12 models: 5400 QC DP server line
3 models: 5200 DC DP server line
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1333MHz FSB
3.0GHz clock speed with four processing cores (quad-core)
12MB L2 cache (2x6MB)
45nm high-K metal gate transistor technology
214mm2 die size, 820M transistors
SSE4 instructions
130W Thermal Design Power, C-Stepping
Overspeed protection (clock multiplier) removed
Enhanced Intel SpeedStep Technology (EIST)
Intel 64 Technology
Intel Virtualization Technology (VT)
Supports Execute Disable Bit (XD)
LGA-775 socket interface
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Key features of the QX9650
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Table: Key features of the Xeon 5400/5200 family of DP DC/QC processors [2]
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[1]: Töpelt B., „Intel's 45 nm Penryn CPU: 4 GHz Air Cooled”, Oct. 2007, Tom’s Hardware, http://www.tomshardware.com/2007/10/29/intel_penryn_4ghz_with_air_cooling/index.html
[2]: http://download.intel.com/products/processor/xeon/dc54kprodbrief.pdf
References
[3]: Romanchenko V., „Intel Penryn: first 45-nm processors”, Jan. 2007, digital daily, http://www.digital-daily.com/cpu/intel_penryn/
[4]: Kim N. S. et al., „Leakage Current: Moore’s Law Meets Static Power”, Computer, Dec. 2003, pp. 68-75.
[5]: Smalley T. & Swinburne R., „Intel Core 2 Extreme QX9650”, Oct. 2007, bit-tech.net http://www.bit-tech.net/hardware/2007/10/29/intel_core_2_extreme_qx9650/1
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