Intel Xeon E3-1235 vs Intel Xeon E5649
Comparative analysis of Intel Xeon E3-1235 and Intel Xeon E5649 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 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 E3-1235
- CPU is newer: launch date 1 month(s) later
- Around 23% higher clock speed: 3.60 GHz vs 2.93 GHz
- Around 31% better performance in PassMark - Single thread mark: 1593 vs 1214
- Around 50% better performance in Geekbench 4 - Single Core: 703 vs 470
- 5.1x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 13.214 vs 2.594
| Specifications (specs) | |
| Launch date | April 2011 vs February 2011 |
| Maximum frequency | 3.60 GHz vs 2.93 GHz |
| Benchmarks | |
| PassMark - Single thread mark | 1593 vs 1214 |
| Geekbench 4 - Single Core | 703 vs 470 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 13.214 vs 2.594 |
Reasons to consider the Intel Xeon E5649
- 2 more cores, run more applications at once: 6 vs 4
- 4 more threads: 12 vs 8
- Around 5% higher maximum core temperature: 76.2°C vs 72.6°C
- 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
- 9x more maximum memory size: 288 GB vs 32 GB
- Around 19% lower typical power consumption: 80 Watt vs 95 Watt
- Around 89% better performance in PassMark - CPU mark: 9558 vs 5068
- Around 11% better performance in Geekbench 4 - Multi-Core: 2849 vs 2563
- Around 63% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 25.435 vs 15.561
- Around 31% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.647 vs 0.493
| Specifications (specs) | |
| Number of cores | 6 vs 4 |
| Number of threads | 12 vs 8 |
| Maximum core temperature | 76.2°C vs 72.6°C |
| 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 32 GB |
| Max number of CPUs in a configuration | 2 vs 1 |
| Thermal Design Power (TDP) | 80 Watt vs 95 Watt |
| Benchmarks | |
| PassMark - CPU mark | 9558 vs 5068 |
| Geekbench 4 - Multi-Core | 2849 vs 2563 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 25.435 vs 15.561 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.647 vs 0.493 |
Compare benchmarks
CPU 1: Intel Xeon E3-1235
CPU 2: Intel Xeon E5649
| 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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| Name | Intel Xeon E3-1235 | Intel Xeon E5649 |
|---|---|---|
| PassMark - Single thread mark | 1593 | 1214 |
| PassMark - CPU mark | 5068 | 9558 |
| Geekbench 4 - Single Core | 703 | 470 |
| Geekbench 4 - Multi-Core | 2563 | 2849 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 13.214 | 2.594 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 15.561 | 25.435 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.493 | 0.647 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 2.788 | |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 4.62 |
Compare specifications (specs)
| Intel Xeon E3-1235 | Intel Xeon E5649 | |
|---|---|---|
Essentials |
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| Architecture codename | Sandy Bridge | Westmere EP |
| Launch date | April 2011 | February 2011 |
| Launch price (MSRP) | $287 | $45 |
| Place in performance rating | 2364 | 2407 |
| Price now | $244 | $115 |
| Processor Number | E3-1235 | E5649 |
| Series | Intel® Xeon® Processor E3 Family | Legacy Intel® Xeon® Processors |
| Status | Discontinued | Launched |
| Value for money (0-100) | 9.27 | 17.77 |
| Vertical segment | Server | Server |
Performance |
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| 64 bit support | ||
| Base frequency | 3.20 GHz | 2.53 GHz |
| Bus Speed | 5 GT/s DMI | 5.86 GT/s QPI |
| Die size | 216 mm | 239 mm |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 256 KB (per core) | 256 KB (per core) |
| L3 cache | 8192 KB (shared) | 12288 KB (shared) |
| Manufacturing process technology | 32 nm | 32 nm |
| Maximum core temperature | 72.6°C | 76.2°C |
| Maximum frequency | 3.60 GHz | 2.93 GHz |
| Number of cores | 4 | 6 |
| Number of threads | 8 | 12 |
| Transistor count | 1160 million | 1170 million |
| Number of QPI Links | 2 | |
| VID voltage range | 0.750V-1.350V | |
Memory |
||
| ECC memory support | ||
| Max memory channels | 2 | 3 |
| Maximum memory bandwidth | 21 GB/s | 32 GB/s |
| Maximum memory size | 32 GB | 288 GB |
| Supported memory types | DDR3 1066/1333 | DDR3 800/1066/1333 |
Graphics |
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| Graphics base frequency | 850 MHz | |
| Graphics max dynamic frequency | 1.35 GHz | |
| Graphics max frequency | 1.35 GHz | |
| Intel® Clear Video HD technology | ||
| Intel® Flexible Display Interface (Intel® FDI) | ||
| Intel® InTru™ 3D technology | ||
| Intel® Quick Sync Video | ||
| Processor graphics | Intel HD Graphics P3000 | |
Graphics interfaces |
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| Number of displays supported | 2 | |
| Wireless Display (WiDi) support | ||
Compatibility |
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| Low Halogen Options Available | ||
| Max number of CPUs in a configuration | 1 | 2 |
| Package Size | 37.5mm x 37.5mm | 42.5mm X 45mm |
| Sockets supported | LGA1155 | FCLGA1366 |
| Thermal Design Power (TDP) | 95 Watt | 80 Watt |
Peripherals |
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| Max number of PCIe lanes | 20 | |
| PCI Express revision | 2.0 | |
Security & Reliability |
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| Execute Disable Bit (EDB) | ||
| Intel® Identity Protection technology | ||
| Intel® Trusted Execution technology (TXT) | ||
Advanced Technologies |
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| Enhanced Intel SpeedStep® technology | ||
| Flexible Display interface (FDI) | ||
| Idle States | ||
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX | Intel® SSE4.2 |
| Intel 64 | ||
| Intel® Advanced Vector Extensions (AVX) | ||
| Intel® AES New Instructions | ||
| Intel® Demand Based Switching | ||
| Intel® Fast Memory Access | ||
| Intel® Flex Memory Access | ||
| Intel® Hyper-Threading technology | ||
| Intel® Turbo Boost technology | ||
| Intel® vPro™ Platform Eligibility | ||
| Thermal Monitoring | ||
| Physical Address Extensions (PAE) | 40-bit | |
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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