Mobility Radeon HD 3650 vs R9 270X

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in performance ranking	367	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	4.62	no data
Architecture	GCN (2011−2017)	RV6xx (2007−2010)
GPU code name	Curacao XT	M86
Market segment	Desktop	Laptop
Design	reference	no data
Release date	8 October 2013 (10 years ago)	7 January 2008 (16 years ago)
Launch price (MSRP)	$199	no data
Current price	$136 (0.7x MSRP)	$93

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	1280	120
Core clock speed	no data	600 MHz
Boost clock speed	1050 MHz	no data
Number of transistors	2,800 million	378 million
Manufacturing process technology	28 nm	55 nm
Power consumption (TDP)	180 Watt	30 Watt
Texture fill rate	84.00	4.000
Floating-point performance	2,688 gflops	120 gflops

Form factor & compatibility

Information on Radeon R9 270X and Mobility Radeon HD 3650 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility). For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.

Laptop size	no data	medium sized
Bus support	PCIe 3.0	no data
Interface	PCIe 3.0 x16	MXM-II
Width	2-slot	no data
Supplementary power connectors	2 x 6-pin	no data

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory type	GDDR5	DDR2/GDDR3/GDDR4
Maximum RAM amount	4 GB	512 MB
Memory bus width	256 Bit	128 Bit
Memory clock speed	no data	700 MHz
Memory bandwidth	179.2 GB/s	22.4 GB/s
Shared memory	-	-

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors	2x DVI, 1x HDMI, 1x DisplayPort	No outputs
Eyefinity	+	no data
HDMI	+	no data
DisplayPort support	+	no data

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

AppAcceleration	+	no data
CrossFire	1	no data
Enduro	-	no data
FreeSync	1	no data
HD3D	+	no data
LiquidVR	1	no data
PowerTune	-	no data
TressFX	1	no data
TrueAudio	+	no data
ZeroCore	-	no data
UVD	+	no data
DDMA audio	+	no data

API compatibility

List of supported graphics and general-purpose computing APIs, including their specific versions.

DirectX	DirectX® 12	10.1 (10_1)
Shader Model	5.1	4.1
OpenGL	4.6	3.3
OpenCL	1.2	N/A
Vulkan	+	N/A
Mantle	-	no data

Pros & cons summary

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Recency	8 October 2013	7 January 2008
Maximum RAM amount	4 GB	512 MB
Chip lithography	28 nm	55 nm
Power consumption (TDP)	180 Watt	30 Watt

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Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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