Intel Xeon X5550: specs and benchmarks

Intel Xeon X5550


Intel started Xeon X5550 sales on March 2009 at a recommended price of $62. This is Gainestown architecture desktop processor primarily aimed at professional systems. It has 4 cores and 8 threads, and is based on 45 nm manufacturing technology, with a maximum frequency of 3.06 GHz and a locked multiplier.

Compatibility-wise, this is a FCLGA1366 processor with a TDP of 95 Watt. It supports DDR3-800, DDR3-1066, DDR3-1333 memory.

It provides poor benchmark performance at 18.55 percent of a leader's which is Intel Core i9-9980XE.

General info

Of Xeon X5550 processor market type (desktop or notebook), architecture and sales start time and price.
Place in performance rating
Value for money (0-100)
Achitecture codename
Release date
March 2009
Launch price (MSRP)
of 8685 (Xeon E5-4650L)
Price now
of 8685 (Xeon E5-4650L)

Technical specs

Xeon X5550's quantitative parameters such as cores and threads number, clocks, manufacturing process, cache size and multiplier lock state. These parameters indirectly say of Xeon X5550's performance, but to be more precise you have to review its test results.
Number of cores
Number of threads
Maximum frequency
3.06 GHz
of 5
L1 cache
64 KB (per core)
of 768
L2 cache
256 KB (per core)
of 16384
L3 cache
8192 KB (shared)
of 65536
Manufacturing process technology
45 nm
of 7
Die size
263 mm2
Maximum core temperature
75 °C
of 105
Transistor count
731 million
of 19200
64 bit support
VID voltage range
0.75V -1.35V


Information on Xeon X5550 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one.
Max number of CPUs in a configuration
of 8
Power consumption (TDP)
95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon X5550. You'll probably need this information if you require some particular technology.
Enhanced SpeedStep (EIST)
Turbo Boost
Idle States
Demand Based Switching
40 Bit

Security technologies

Xeon X5550 technologies aimed at raising security, for example, by protecting against hacks.

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon X5550 are enumerated here.

Memory specs

Types, maximum amount and channel number of RAM supported by Xeon X5550.
Supported memory types
DDR3-800, DDR3-1066, DDR3-1333
Maximum memory size
144 GB
Max memory channels
Maximum memory bandwidth
32 GB / s
ECC memory support

Benchmark performance

Non-gaming benchmarks performance of Xeon X5550. Overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance




Mining hashrates

Cryptocurrency mining performance of Xeon X5550. Usually measured in megahashes per second.
Bitcoin / BTC (SHA256)
8.5 Mh/s

Game benchmarks

Let's see how good Xeon X5550 is for gaming compared with game system requirements. Remember that sometimes official requirements may reflect real performance inaccurately.

Relative perfomance

Overall Xeon X5550 performance compared to nearest competitors. All CPU types participate.

Advices and comments

Here you can ask a question about Xeon X5550, agree or disagree with our judgements, or report an error or mismatch.