Intel Xeon X5650 vs Intel Core i7-975
Comparative analysis of Intel Xeon X5650 and Intel Core i7-975 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).
Differences
Reasons to consider the Intel Xeon X5650
- CPU is newer: launch date 8 month(s) later
- 2 more cores, run more applications at once: 6 vs 4
- 4 more threads: 12 vs 8
- Around 20% higher maximum core temperature: 81.3°C vs 67.9°C
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
- Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
- Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
- Around 50% more L3 cache; more data can be stored in the L3 cache for quick access later
- 12x more maximum memory size: 288 GB vs 24 GB
- Around 37% lower typical power consumption: 95 Watt vs 130 Watt
- 2.9x better performance in PassMark - CPU mark: 10165 vs 3510
- Around 29% better performance in Geekbench 4 - Multi-Core: 3060 vs 2380
- 2.4x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 2.639 vs 1.084
- Around 89% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.711 vs 0.376
- 2.2x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 4.087 vs 1.858
- 2.4x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 12.497 vs 5.196
| Specifications (specs) | |
| Launch date | March 2010 vs June 2009 |
| Number of cores | 6 vs 4 |
| Number of threads | 12 vs 8 |
| Maximum core temperature | 81.3°C vs 67.9°C |
| Manufacturing process technology | 32 nm vs 45 nm |
| L1 cache | 64 KB (per core) vs 64 KB (per core) |
| L2 cache | 256 KB (per core) vs 256 KB (per core) |
| L3 cache | 12288 KB (shared) vs 8192 KB (shared) |
| Maximum memory size | 288 GB vs 24 GB |
| Max number of CPUs in a configuration | 2 vs 1 |
| Thermal Design Power (TDP) | 95 Watt vs 130 Watt |
| Benchmarks | |
| PassMark - CPU mark | 10165 vs 3510 |
| Geekbench 4 - Multi-Core | 3060 vs 2380 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 2.639 vs 1.084 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.711 vs 0.376 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 4.087 vs 1.858 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 12.497 vs 5.196 |
Reasons to consider the Intel Core i7-975
- Processor is unlocked, an unlocked multiplier allows for easier overclocking
- Around 18% higher clock speed: 3.60 GHz vs 3.06 GHz
- Around 13% better performance in PassMark - Single thread mark: 1501 vs 1324
- Around 18% better performance in Geekbench 4 - Single Core: 606 vs 515
- Around 12% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 63.217 vs 56.607
| Specifications (specs) | |
| Unlocked | Unlocked vs Locked |
| Maximum frequency | 3.60 GHz vs 3.06 GHz |
| Benchmarks | |
| PassMark - Single thread mark | 1501 vs 1324 |
| Geekbench 4 - Single Core | 606 vs 515 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 63.217 vs 56.607 |
Compare benchmarks
CPU 1: Intel Xeon X5650
CPU 2: Intel Core i7-975
| PassMark - Single thread mark |
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| PassMark - CPU mark |
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| Geekbench 4 - Single Core |
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| Geekbench 4 - Multi-Core |
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| CompuBench 1.5 Desktop - Face Detection (mPixels/s) |
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| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) |
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| CompuBench 1.5 Desktop - T-Rex (Frames/s) |
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| CompuBench 1.5 Desktop - Video Composition (Frames/s) |
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| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) |
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| Name | Intel Xeon X5650 | Intel Core i7-975 |
|---|---|---|
| PassMark - Single thread mark | 1324 | 1501 |
| PassMark - CPU mark | 10165 | 3510 |
| Geekbench 4 - Single Core | 515 | 606 |
| Geekbench 4 - Multi-Core | 3060 | 2380 |
| 3DMark Fire Strike - Physics Score | 3987 | |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 2.639 | 1.084 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 56.607 | 63.217 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.711 | 0.376 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 4.087 | 1.858 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 12.497 | 5.196 |
Compare specifications (specs)
| Intel Xeon X5650 | Intel Core i7-975 | |
|---|---|---|
Essentials |
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| Architecture codename | Westmere EP | Bloomfield |
| Launch date | March 2010 | June 2009 |
| Launch price (MSRP) | $53 | $476 |
| Place in performance rating | 2290 | 2599 |
| Price now | $29.91 | $179.99 |
| Processor Number | X5650 | i7-975 |
| Series | Legacy Intel® Xeon® Processors | Legacy Intel® Core™ Processors |
| Status | Discontinued | Discontinued |
| Value for money (0-100) | 73.02 | 10.04 |
| Vertical segment | Server | Desktop |
Performance |
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| 64 bit support | ||
| Base frequency | 2.66 GHz | 3.33 GHz |
| Bus Speed | 6.4 GT/s QPI | 6.4 GT/s QPI |
| Die size | 239 mm | 263 mm2 |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 256 KB (per core) | 256 KB (per core) |
| L3 cache | 12288 KB (shared) | 8192 KB (shared) |
| Manufacturing process technology | 32 nm | 45 nm |
| Maximum core temperature | 81.3°C | 67.9°C |
| Maximum frequency | 3.06 GHz | 3.60 GHz |
| Number of cores | 6 | 4 |
| Number of QPI Links | 2 | 1 |
| Number of threads | 12 | 8 |
| Transistor count | 1170 million | 731 million |
| VID voltage range | 0.750V-1.350V | 0.800V-1.375V |
| Front-side bus (FSB) | 1333 MHz | |
| Unlocked | ||
Memory |
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| ECC memory support | ||
| Max memory channels | 3 | 3 |
| Maximum memory bandwidth | 32 GB/s | 25.6 GB/s |
| Maximum memory size | 288 GB | 24 GB |
| Supported memory types | DDR3 800/1066/1333 | DDR3 800/1066 |
Compatibility |
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| Low Halogen Options Available | ||
| Max number of CPUs in a configuration | 2 | 1 |
| Package Size | 42.5mm X 45mm | 42.5mm x 45.0mm |
| Sockets supported | FCLGA1366 | FCLGA1366 |
| Thermal Design Power (TDP) | 95 Watt | 130 Watt |
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 | ||
| Idle States | ||
| Instruction set extensions | Intel® SSE4.2 | Intel® SSE4.2 |
| Intel 64 | ||
| Intel® AES New Instructions | ||
| Intel® Demand Based Switching | ||
| Intel® Hyper-Threading technology | ||
| Intel® Turbo Boost technology | ||
| Physical Address Extensions (PAE) | 40-bit | 36-bit |
| Thermal Monitoring | ||
Virtualization |
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| Intel® Virtualization Technology (VT-x) | ||
| Intel® Virtualization Technology for Directed I/O (VT-d) | ||
| Intel® VT-x with Extended Page Tables (EPT) | ||
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