Sony Vaio VGN-SR420J/B
Specifications
Notebook: Sony Vaio VGN-SR420J/B (Vaio VGN-SR Series)Processor: Intel Core 2 Duo T6500
Graphics Adapter: ATI Mobility Radeon HD 4570
Display: 13.3 inch, 16:10, 1280x800 pixels, glossy: yes
Weight: 2kg
Price: 1000 euro
Average of 1 scores (from 1 reviews)
Reviews for the Sony Vaio VGN-SR420J/B
Source: Comp Reviews

Sony's VGN-SR420J/B is an update to their low cost 13-inch ultraportable that does some things right but suffers from older technology and too much software clutter. The graphics are the key selling point of the laptop with an excellent LED backlit display and a dedicated graphics processor, a rarity in this market class. Sony also provides a wide range of peripheral ports including FireWire and an ExpressCard slot. Its too bad that Sony didn't see the need to also upgrade the memory or reduce the amount of software that hampers performance.
Single Review, online available, Short, Date: 09/17/2009
Rating: Total score: 80%
Comment
ATI Mobility Radeon HD 4570: Lower middle-class GPU that features a low shader count and a 64 Bit memory bus but a high clock speed. Similar to the desktop Radeon 4550. Supports Avivo HD and DirectX 10.1.
Non demanding games should be playable with these graphics cards.
» Further information can be found in our Comparison of Mobile Graphics Cards and the corresponding Benchmark List.
Intel Core 2 Duo: This is the Core Duo and Core Solo successor with a longer pipeline and 5-20% more speed without more power consumption. As an addition to the Core Duo design there exists a fourth decoder, an amplified SSE-unit and an additional arithmetical logical unit (ALU).
The Core 2 Duo for laptops is identical to the desktop Core 2 Duo processors but the notebook-processors work with lower voltages (0.95 to 1188 Volt) and a lower Frontside bus clock (1066 vs 667 MHz). The performance of equally clocked notebooks is 20-25% lower than Desktop PCs because of the lower Frontside bus clock and the slower hard disks.
T6500:
Entry level Penryn based dual-core CPU with a small 2MB level 2 cache and FSB800. Similar to the T6570 but without VT-x.
» Further information can be found in our Comparison of Mobile Processsors.
13.3": This is a common display format for subnotebooks. Netbooks, UMPC and some subnotebooks have tinier displays. Nevertheless, the majority of standard laptops has a higher format. The advantage of a small display is, that the subnotebook can be small dimensioned and can be carried easily. Further the small display needs few energy, which improves the battery runtime and in consequence the mobility. The disadvantage is that the reading of texts is a bit exhausting for the eyes, especially with high resolutions.» To find out how fine a display is, see our DPI List.
2 kg: These sub-notebooks weight less than the average of all notebooks, but represent a heavier class of weight among the sub-notebooks. 12 inch displays are normal for this class of weight.
Sony: Sony Corporation is a multinational conglomerate corporation headquartered in Japan. Sony is one of the leading manufacturers of electronics, video, communications, video game consoles, and information technology products for the consumer and professional markets. Its name is derived from sonus, the Latin word for sound. The company was founded 1946 with another name and renamed in 1958. Sony Corporation is the electronics business unit and the parent company of the Sony Group, which is engaged in business through its five operating segments—electronics, games, entertainment (motion pictures and music), financial services and other. Sony is a notebook manufacturer of medium size according international market shares.
80%: This rating is not convincing. The laptop is evaluated below average, this is not really a recommendation for purchase.
» Further information can be found in our Notebook Purchase Guide.








