Intel Xeon X5672 vs Intel Xeon X5650

Comparative analysis of Intel Xeon X5672 and Intel Xeon X5650 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, 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), Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score.

Intel Xeon X5672

Intel Xeon X5650

Differences

Reasons to consider the Intel Xeon X5672

CPU is newer: launch date 11 month(s) later
Around 18% higher clock speed: 3.60 GHz vs 3.06 GHz
Around 2% higher maximum core temperature: 82.9°C vs 81.3°C
Around 13% better performance in PassMark - Single thread mark: 1503 vs 1325
Around 27% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 71.955 vs 56.607

Specifications (specs)
Launch date	February 2011 vs March 2010
Maximum frequency	3.60 GHz vs 3.06 GHz
Maximum core temperature	82.9°C vs 81.3°C
Benchmarks
PassMark - Single thread mark	1503 vs 1325
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	71.955 vs 56.607

Reasons to consider the Intel Xeon X5650

2 more cores, run more applications at once: 6 vs 4
4 more threads: 12 vs 8
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 15% better performance in PassMark - CPU mark: 10148 vs 8825
Around 14% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 2.639 vs 2.321
Around 11% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.711 vs 0.639
Around 23% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 4.087 vs 3.315
Around 22% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 12.497 vs 10.253

Specifications (specs)
Number of cores	6 vs 4
Number of threads	12 vs 8
L1 cache	64 KB (per core) vs 64 KB (per core)
L2 cache	256 KB (per core) vs 256 KB (per core)
Benchmarks
PassMark - CPU mark	10148 vs 8825
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.639 vs 2.321
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.711 vs 0.639
CompuBench 1.5 Desktop - Video Composition (Frames/s)	4.087 vs 3.315
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	12.497 vs 10.253

Compare benchmarks

CPU 1: Intel Xeon X5672
CPU 2: Intel Xeon X5650

PassMark - Single thread mark

CPU 1

CPU 2

1503

1325

PassMark - CPU mark

CPU 1

CPU 2

8825

10148

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

2.321

2.639

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

CPU 1

CPU 2

71.955

56.607

CompuBench 1.5 Desktop - T-Rex (Frames/s)

CPU 1

CPU 2

0.639

0.711

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

3.315

4.087

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

10.253

12.497

Name	Intel Xeon X5672	Intel Xeon X5650
PassMark - Single thread mark	1503	1325
PassMark - CPU mark	8825	10148
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.321	2.639
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	71.955	56.607
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.639	0.711
CompuBench 1.5 Desktop - Video Composition (Frames/s)	3.315	4.087
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	10.253	12.497
Geekbench 4 - Single Core		515
Geekbench 4 - Multi-Core		3060
3DMark Fire Strike - Physics Score		3987

Compare specifications (specs)

	Intel Xeon X5672	Intel Xeon X5650
Essentials
Architecture codename	Westmere EP	Westmere EP
Launch date	February 2011	March 2010
Launch price (MSRP)	$115	$53
Place in performance rating	2294	2284
Price now	$283.72	$29.91
Processor Number	X5672	X5650
Series	Legacy Intel® Xeon® Processors	Legacy Intel® Xeon® Processors
Status	Discontinued	Discontinued
Value for money (0-100)	6.66	73.02
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	3.20 GHz	2.66 GHz
Bus Speed	6.4 GT/s QPI	6.4 GT/s QPI
Die size	239 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	12288 KB (shared)	12288 KB (shared)
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	82.9°C	81.3°C
Maximum frequency	3.60 GHz	3.06 GHz
Number of cores	4	6
Number of QPI Links	2	2
Number of threads	8	12
Transistor count	1170 million	1170 million
VID voltage range	0.750V-1.350V	0.750V-1.350V
Memory
ECC memory support
Max memory channels	3	3
Maximum memory bandwidth	32 GB/s	32 GB/s
Maximum memory size	288 GB	288 GB
Supported memory types	DDR3 800/1066/1333	DDR3 800/1066/1333
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	2
Package Size	42.5mm X 45mm	42.5mm X 45mm
Sockets supported	FCLGA1366	FCLGA1366
Thermal Design Power (TDP)	95 Watt	95 Watt
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
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	40-bit
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)