UHD Graphics 730 vs GeForce GT 645M

Primary Details

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

Place in performance ranking	802	not rated
Place by popularity	not in top-100	86
Cost-Effectiveness Evaluation	0.23	no data
Architecture	Kepler (2012−2018)	Generation 12.2 (2021−2022)
GPU code name	N13P-GS	Raptor Lake GT1
Market segment	Laptop	Desktop
Release date	22 March 2012 (12 years ago)	3 January 2023 (1 year ago)
Current price	$310	$661

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	384	192
CUDA cores	384	no data
Core clock speed	Up to 710 MHz	no data
Boost clock speed	no data	1550 MHz
Number of transistors	1,270 million	no data
Manufacturing process technology	28 nm	10 nm
Power consumption (TDP)	32 Watt	15 Watt
Texture fill rate	22.7 billion/sec	18.60
Floating-point performance	544.5 gflops	no data

Form Factor & Compatibility

Information on GeForce GT 645M and UHD Graphics 730 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	medium sized	no data
Bus support	PCI Express 2.0, PCI Express 3.0	no data
Interface	PCIe 3.0 x16	Ring Bus
Width	no data	IGP

Memory type	DDR3\GDDR5	System Shared
Maximum RAM amount	2 GB	System Shared
Memory bus width	128bit	System Shared
Memory clock speed	1800 MHz	System Shared
Memory bandwidth	Up to 64.0 GB/s	no data
Shared memory	-	no data

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	No outputs	Motherboard Dependent
HDMI	+	no data
HDCP	+	no data
Maximum VGA resolution	Up to 2048x1536	no data

Supported Technologies

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

3D Blu-Ray	+	no data
Optimus	+	no data

API Compatibility

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

DirectX	12 API	12 (12_1)
Shader Model	5.1	6.6
OpenGL	4.5	4.6
OpenCL	1.1	3.0
Vulkan	1.1.126	1.3
CUDA	+	no data

Synthetic benchmark performance

Non-gaming benchmark performance comparison. The combined score is measured on a 0-100 point scale.

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Pros & Cons Summary

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Recency	22 March 2012	3 January 2023
Maximum RAM amount	2 GB	System Shared
Chip lithography	28 nm	10 nm
Power consumption (TDP)	32 Watt	15 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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