Intel Core 2 Quad Q9400: specs and benchmarks

Intel Core 2 Quad Q9400

Summary

Intel started Intel Core 2 Quad Q9400 sales on August 2008. This is Yorkfield architecture desktop processor primarily aimed at office systems. It has 4 cores and 4 threads, and is based on 45 nm manufacturing technology, with a maximum frequency of 2.666 GHz and a locked multiplier.

Compatibility-wise, this is Intel Socket 775 processor with a TDP of 95 Watt and a maximum temperature of 71 °C. It supports DDR1, DDR2, DDR3 memory.

It provides poor benchmark performance at 7.05 percent of a leader's which is AMD EPYC 7742.

General info

Of Core 2 Quad Q9400 processor market type (desktop or notebook), architecture and sales start time and price.
Place in performance rating
 
Value for money (0-100)
29.34
 
Type
Desktop
 
Achitecture codename
Yorkfield
 
Release date
on August 2008
 
Price now
$34
 
of 8685 (Xeon E5-4650L)

Technical specs

Core 2 Quad Q9400's quantitative parameters such as cores and threads number, clocks, manufacturing process, cache size and multiplier lock state. These parameters indirectly say of Core 2 Quad Q9400's performance, but to be more precise you have to review its test results.
Number of cores
4
 
Number of threads
4
 
Maximum frequency
2.666 GHz
 
of 5 (FX-9590)
L1 cache
64K (per core)
 
of 896 (Core i9-7940X)
L2 cache
6 MB (shared)
 
of 8 (FX-8350)
Manufacturing process technology
45 nm
 
Die size
2x 81 mm2
 
Maximum case temperature (TCase)
71 °C
 
of 105 (Core i7-5557U)
Transistor count
456 million
 
of 19200 (EPYC 7551P)
64 bit support
+
 

Compatibility

Information on Core 2 Quad Q9400 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one.
Max number of CPUs in a configuration
1
 
Socket
775
 
Power consumption (TDP)
95 Watt
 
of 650 (Atom Z500)

Memory specs

Types, maximum amount and channel number of RAM supported by Core 2 Quad Q9400.
Supported memory types
DDR1, DDR2, DDR3
 

Benchmark performance

Non-gaming benchmarks performance of Core 2 Quad Q9400. Overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

7.05

Passmark

3338

3DMark Fire Strike Physics

4280

Game benchmarks

Let's see how good Core 2 Quad Q9400 is for gaming compared with game system requirements. Remember that sometimes official requirements may reflect real performance inaccurately.

Relative perfomance

Overall Core 2 Quad Q9400 performance compared to nearest competitors. All CPU types participate.

AMD equivalent

We believe that the nearest equivalent to Core 2 Quad Q9400 from AMD is Phenom II X4 B93, which is nearly equal in speed and higher by 3 positions in our rating.

Advices and comments

Here you can ask a question about Core 2 Quad Q9400, agree or disagree with our judgements, or report an error or mismatch.