Intel Xeon E5620 vs Intel Xeon E5504

Comparative analysis of Intel Xeon E5620 and Intel Xeon E5504 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, 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).

Intel Xeon E5620

Intel Xeon E5504

Differences

Reasons to consider the Intel Xeon E5620

CPU is newer: launch date 1 year(s) 0 month(s) later
4 more threads: 8 vs 4
Around 33% higher clock speed: 2.66 GHz vs 2 GHz
Around 2% higher maximum core temperature: 77.6°C vs 76°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
3x more L3 cache, more data can be stored in the L3 cache for quick access later
2x more maximum memory size: 288 GB vs 144 GB
Around 26% better performance in PassMark - Single thread mark: 1092 vs 870
Around 98% better performance in PassMark - CPU mark: 6532 vs 3305
4.1x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 1.552 vs 0.383
2.1x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 62.536 vs 30.376
3.3x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.469 vs 0.144
2.8x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 2.559 vs 0.912
2.6x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 7.383 vs 2.862

Specifications (specs)
Launch date	March 2010 vs March 2009
Number of threads	8 vs 4
Maximum frequency	2.66 GHz vs 2 GHz
Maximum core temperature	77.6°C vs 76°C
Manufacturing process technology	32 nm vs 45 nm
L3 cache	12288 KB (shared) vs 4096 KB (shared)
Maximum memory size	288 GB vs 144 GB
Benchmarks
PassMark - Single thread mark	1092 vs 870
PassMark - CPU mark	6532 vs 3305
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.552 vs 0.383
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	62.536 vs 30.376
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.469 vs 0.144
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.559 vs 0.912
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	7.383 vs 2.862

Reasons to consider the Intel Xeon E5504

3.6x better performance in Geekbench 4 - Single Core: 1613 vs 442
2.2x better performance in Geekbench 4 - Multi-Core: 4704 vs 2092

Benchmarks
Geekbench 4 - Single Core	1613 vs 442
Geekbench 4 - Multi-Core	4704 vs 2092

Compare benchmarks

CPU 1: Intel Xeon E5620
CPU 2: Intel Xeon E5504

PassMark - Single thread mark

CPU 1

CPU 2

1092

870

PassMark - CPU mark

CPU 1

CPU 2

6532

3305

Geekbench 4 - Single Core

CPU 1

CPU 2

442

1613

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2092

4704

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

1.552

0.383

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

CPU 1

CPU 2

62.536

30.376

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

CPU 1

CPU 2

0.469

0.144

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

2.559

0.912

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

7.383

2.862

Name	Intel Xeon E5620	Intel Xeon E5504
PassMark - Single thread mark	1092	870
PassMark - CPU mark	6532	3305
Geekbench 4 - Single Core	442	1613
Geekbench 4 - Multi-Core	2092	4704
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.552	0.383
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	62.536	30.376
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.469	0.144
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.559	0.912
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	7.383	2.862

Compare specifications (specs)

	Intel Xeon E5620	Intel Xeon E5504
Essentials
Architecture codename	Westmere EP	Nehalem EP
Launch date	March 2010	March 2009
Launch price (MSRP)	$35	$60
Place in performance rating	2668	2598
Price now	$25.99	$69.95
Processor Number	E5620	E5504
Series	Legacy Intel® Xeon® Processors	Legacy Intel® Xeon® Processors
Status	Launched	Launched
Value for money (0-100)	55.06	11.38
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.40 GHz	2.00 GHz
Bus Speed	5.86 GT/s QPI	4.8 GT/s QPI
Die size	239 mm	263 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)	4096 KB (shared)
Manufacturing process technology	32 nm	45 nm
Maximum core temperature	77.6°C	76°C
Maximum frequency	2.66 GHz	2 GHz
Number of cores	4	4
Number of QPI Links	2	2
Number of threads	8	4
Transistor count	1170 million	731 million
VID voltage range	0.750V-1.350V	0.75V -1.35V
Memory
ECC memory support
Max memory channels	3	3
Maximum memory bandwidth	25.6 GB/s	19.2 GB/s
Maximum memory size	288 GB	144 GB
Supported memory types	DDR3 800/1066	DDR3 800
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)	80 Watt	80 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 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)