Intel Core i5-660 vs Core i5-650

Intel Core i5-660
Intel Core i5-650

General info

Comparing Core i5-660 and Core i5-650 processor market type (desktop or notebook), architecture and sales start time and price.
Place in performance rating
 
Value for money (0-100)
2.92
 
5.16
Type
Desktop
 
Desktop
Architecture codename
Clarkdale
 
Clarkdale
Release date
7 January 2010
 
7 January 2010
Launch price (MSRP)
$70
 
$35
Price now
$400
 
$226

Technical specs

Core i5-660 and Core i5-650 quantitative parameters such as cores and threads number, clocks, manufacturing process, cache size and multiplier lock state. These parameters indirectly say of Core i5-660 and Core i5-650 performance, but for precise assessment you have to consider their test results.
Number of cores
2
 
2
Number of threads
4
 
4
Base frequency
3.333 GHz
 
3.2 GHz
Maximum frequency
3.6 GHz
 
3.46 GHz
L1 cache
64 KB (per core)
 
64 KB (per core)
L2 cache
256 KB (per core)
 
256 KB (per core)
L3 cache
4 MB (shared)
 
4 MB (shared)
Manufacturing process technology
32 nm
 
32 nm
Die size
81 mm2
 
81 mm2
Maximum core temperature
73 °C
 
73 °C
Transistor count
382 million
 
382 million
64 bit support
+
 
+
VID voltage range
0.65V-1.4V
 
0.65V-1.4V

Compatibility

Information on Core i5-660 and Core i5-650 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
 
1
Socket
FCLGA1156
 
FCLGA1156
Power consumption (TDP)
73 Watt
 
73 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-660 and Core i5-650. You'll probably need this information if you require some particular technology.
Instruction set extensions
Intel® SSE4.2
 
Intel® SSE4.2
AES-NI
+
 
+
vPro
+
 
+
Enhanced SpeedStep (EIST)
+
 
+
Turbo Boost
1.0
 
1.0
Hyper-Threading
+
 
+
Idle States
+
 
+
Demand Based Switching
-
 
-
PAE
36 Bit
 
36 Bit
FDI
+
 
+

Security technologies

Core i5-660 and Core i5-650 technologies aimed at raising security, for example, by protecting against hacks.
TXT
+
 
+
EDB
+
 
+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-660 and Core i5-650 are enumerated here.
VT-d
+
 
+
VT-x
+
 
+
EPT
+
 
+

Memory specs

Types, maximum amount and channel number of RAM supported by Core i5-660 and Core i5-650.
Supported memory types
DDR3-1066, DDR3-1333
 
DDR3-1066, DDR3-1333
Maximum memory size
16.38 GB
 
16.38 GB
Max memory channels
2
 
2
Maximum memory bandwidth
21 GB/s
 
21 GB/s

Graphics specifications

General parameters of GPUs integrated into Core i5-660 and Core i5-650.
Integrated graphics
Intel® HD Graphics for Previous Generation Intel® Processors
 
Intel® HD Graphics for Previous Generation Intel® Processors
Clear Video HD
+
 
+

Graphics interfaces

Available interfaces and connections of Core i5-660 and Core i5-650 integrated GPUs.
Number of displays supported
2
 
2

Peripherals

Specifications and connection of peripherals supported by Core i5-660 and Core i5-650.
PCIe revision
2.0
 
2.0
Max number of PCIe lanes
16
 
16

Benchmark performance

Non-gaming benchmarks performance of Core i5-660 and Core i5-650. Overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

i5-660 2.78
i5-650 2.78

Passmark

i5-660 2261 +0.2%
i5-650 2257

3DMark Fire Strike Physics

i5-660 6880 +3.6%
i5-650 6640

Gaming performance

Let's see how good Core i5-660 and Core i5-650 are for gaming compared with game system requirements. Remember that sometimes official requirements may reflect real performance inaccurately.

Advantages of Intel Core i5-660

We are unaware of any advantages of Intel Core i5-660 over Intel Core i5-650.

Advantages of Intel Core i5-650

Cheaper ($35 vs $70)

So, Core i5-660 or Core i5-650?

Technical City couldn't decide between Intel Core i5-660 and Intel Core i5-650. The differences in performance seem too small.
Should you still have questions on choice between Core i5-660 and Core i5-650, ask them in Comments section, and we shall answer.

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