Radeon RX 540X vs GeForce GTX 1660 Ti

Primary details

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

Place in the ranking	158	not rated
Place by popularity	33	not in top-100
Cost-effectiveness evaluation	44.68	no data
Power efficiency	19.44	no data
Architecture	Turing (2018−2022)	GCN 4.0 (2016−2020)
GPU code name	TU116	Polaris 23
Market segment	Desktop	Laptop
Release date	22 February 2019 (5 years ago)	11 April 2018 (6 years ago)
Launch price (MSRP)	$279	no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	1536	512
Core clock speed	1500 MHz	1124 MHz
Boost clock speed	1770 MHz	1219 MHz
Number of transistors	6,600 million	2,200 million
Manufacturing process technology	12 nm	14 nm
Power consumption (TDP)	120 Watt	50 Watt
Texture fill rate	169.9	39.01
Floating-point processing power	5.437 TFLOPS	1.248 TFLOPS
ROPs	48	16
TMUs	96	32

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Laptop size	no data	large
Interface	PCIe 3.0 x16	PCIe 3.0 x8
Length	229 mm	no data
Width	2-slot	no data
Supplementary power connectors	1x 8-pin	None

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	GDDR6	GDDR5
Maximum RAM amount	6 GB	2 GB
Memory bus width	192 Bit	128 Bit
Memory clock speed	1500 MHz	1500 MHz
Memory bandwidth	288.0 GB/s	96 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	1x DVI, 1x HDMI, 1x DisplayPort	No outputs
HDMI	+	-

Supported technologies

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

FreeSync

-

+

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX	12 (12_1)	12 (12_0)
Shader Model	6.5	6.4
OpenGL	4.6	4.6
OpenCL	1.2	2.0
Vulkan	1.2.131	1.2.131
CUDA	7.5	-

Pros & cons summary

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Recency	22 February 2019	11 April 2018
Maximum RAM amount	6 GB	2 GB
Chip lithography	12 nm	14 nm
Power consumption (TDP)	120 Watt	50 Watt

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