Atom Z670 vs i3-330UM

Place in the ranking	3048	3368
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i3	Intel Atom
Power efficiency	1.84	3.15
Architecture codename	Arrandale (2010−2011)	Lincroft (2010−2011)
Release date	24 May 2010 (14 years ago)	11 April 2011 (13 years ago)
Launch price (MSRP)	no data	$75

Detailed specifications

Core i3-330UM and Atom Z670 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	2 (Dual-core)	1 (Single-Core)
Threads	4	2
Base clock speed	1.2 GHz	1.5 GHz
Boost clock speed	0.1 GHz	1.5 GHz
Bus type	DMI 1.0	cDMI
Bus rate	1 × 2.5 GT/s	400 MT/s
Multiplier	9	8
L1 cache	128 KB	64K (per core)
L2 cache	512 KB	512K (per core)
L3 cache	3 MB	0 KB
Chip lithography	32 nm	45 nm
Die size	81+114 mm²	65 mm²
Maximum core temperature	105 °C	90 °C
Number of transistors	382+177 Million	140 million
64 bit support	+	-
Windows 11 compatibility	-	-

Compatibility

Information on Core i3-330UM and Atom Z670 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1 (Uniprocessor)	1 (Uniprocessor)
Socket	BGA1288	T-PBGA518
Power consumption (TDP)	18 Watt	3 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-330UM and Atom Z670. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE2, Intel® SSE3, Intel® SSSE3
FMA	+	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
PAE	36 Bit	no data
FDI	+	no data
Fast Memory Access	+	no data

Security technologies

Core i3-330UM and Atom Z670 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i3-330UM and Atom Z670 are enumerated here.

VT-d	-	-
VT-x	+	-
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-330UM and Atom Z670. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR2
Maximum memory size	8 GB	2.93 GB
Max memory channels	2	1
Maximum memory bandwidth	12.799 GB/s	3.2 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics for Previous Generation Intel Processors	PowerVR SGX535
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	500 MHz	no data

Graphics interfaces

Available interfaces and connections of Core i3-330UM and Atom Z670 integrated GPUs.

Number of displays supported	2	no data
LVDS	no data	+

Peripherals

Specifications and connection of peripherals supported by Core i3-330UM and Atom Z670.

PCIe version	2.0	no data
PCI Express lanes	16	no data
PCI support	no data	-

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i3-330UM 0.35
+250%

Atom Z670 0.10

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i3-330UM 555
+251%

Atom Z670 158

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

i3-330UM 1297
+161%

Atom Z670 497

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

i3-330UM 2982
+293%

Atom Z670 759

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

i3-330UM 42.73
+253%

Atom Z670 151

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

i3-330UM 1
+345%

Atom Z670 0

Gaming performance

Pros & cons summary

Performance score	0.35	0.10
Recency	24 May 2010	11 April 2011
Physical cores	2	1
Threads	4	2
Chip lithography	32 nm	45 nm
Power consumption (TDP)	18 Watt	3 Watt

i3-330UM has a 250% higher aggregate performance score, 100% more physical cores and 100% more threads, and a 40.6% more advanced lithography process.

Atom Z670, on the other hand, has an age advantage of 10 months, and 500% lower power consumption.

The Core i3-330UM is our recommended choice as it beats the Atom Z670 in performance tests.

Should you still have questions on choice between Core i3-330UM and Atom Z670, ask them in Comments section, and we shall answer.