Intel Xeon E5620 vs E5540

Intel Xeon E5620
Intel Xeon E5540

General info

Comparing Xeon E5620 and Xeon E5540 processor market type (desktop or notebook), architecture and sales start time and price.
Place in performance rating
 
Value for money (0-100)
71.96
 
38.83
Type
Server
 
Server
Architecture codename
Westmere-EP
 
Gainestown
Release date
16 March 2010
 
March 2009
Launch price (MSRP)
$35
 
$30
Price now
$26
 
$35

Technical specs

Xeon E5620 and Xeon E5540 quantitative parameters such as cores and threads number, clocks, manufacturing process, cache size and multiplier lock state. These parameters indirectly say of Xeon E5620 and Xeon E5540 performance, but for precise assessment you have to consider their test results.
Number of cores
4
 
4
Number of threads
8
 
8
Base frequency
2.4 GHz
 
no data
Maximum frequency
2.66 GHz
 
2.8 GHz
L1 cache
64 KB (per core)
 
64 KB (per core)
L2 cache
256 KB (per core)
 
256 KB (per core)
L3 cache
12 MB (shared)
 
8 MB (shared)
Manufacturing process technology
32 nm
 
45 nm
Die size
239 mm2
 
263 mm2
Maximum core temperature
78 °C
 
76 °C
Transistor count
1,170 million
 
731 million
64 bit support
+
 
+
VID voltage range
0.75V-1.35V
 
0.75V -1.35V

Compatibility

Information on Xeon E5620 and Xeon E5540 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one.
Max number of CPUs in a configuration
2
 
2
Socket
FCLGA1366
 
FCLGA1366
Power consumption (TDP)
80 Watt
 
80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5620 and Xeon E5540. You'll probably need this information if you require some particular technology.
Instruction set extensions
Intel® SSE4.2
 
no data
AES-NI
+
 
-
Enhanced SpeedStep (EIST)
+
 
+
Turbo Boost
1.0
 
1.0
Hyper-Threading
+
 
+
Idle States
+
 
+
Demand Based Switching
+
 
+
PAE
40 Bit
 
40 Bit

Security technologies

Xeon E5620 and Xeon E5540 technologies aimed at raising security, for example, by protecting against hacks.
TXT
+
 
+
EDB
+
 
+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5620 and Xeon E5540 are enumerated here.
VT-d
+
 
+
VT-x
+
 
+
EPT
+
 
+

Memory specs

Types, maximum amount and channel number of RAM supported by Xeon E5620 and Xeon E5540.
Supported memory types
DDR3-800, DDR3-1066
 
DDR3-800, DDR3-1066
Maximum memory size
288 GB
 
144 GB
Max memory channels
3
 
3
Maximum memory bandwidth
25.6 GB/s
 
25.6 GB/s
ECC memory support
+
 
+

Benchmark performance

Non-gaming benchmarks performance of Xeon E5620 and Xeon E5540. Overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

Xeon E5620 4.46 +37.7%
Xeon E5540 3.24

Passmark

Xeon E5620 3624 +37.6%
Xeon E5540 2633

Mining hashrates

Cryptocurrency mining performance of Xeon E5620 and Xeon E5540. Usually measured in megahashes per second.
Bitcoin / BTC (SHA256)
13 Mh/s
 
no data

Gaming performance

Let's see how good Xeon E5620 and Xeon E5540 are for gaming compared with game system requirements. Remember that sometimes official requirements may reflect real performance inaccurately.

Advantages of Intel Xeon E5620

37.7% faster in synthetic tests
Finer manufacturing process technology (32 vs 45 nm)
AES-NI (Advanced Encryption Standard New Instructions - additional instructions for hardware acceleration of AES encryption and decryption)
AES-NI save

Advantages of Intel Xeon E5540

Cheaper ($30 vs $35)

So, Xeon E5620 or E5540?

Judging by the results of synthetic and gaming tests, Technical City recommends Intel Xeon E5620.
Should you still have questions on choice between Xeon E5620 and Xeon E5540, ask them in Comments section, and we shall answer.

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Intel Xeon E5620
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Advices and comments

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