GeForce GTX 780 Rev. 2 vs Radeon RX 550

Place in the ranking	546	427
Place by popularity	13	not in top-100
Cost-effectiveness evaluation	2.92	1.22
Architecture	GCN 4.0 (2016−2020)	Kepler (2012−2018)
GPU code name	Lexa	GK110B
Market segment	Desktop	Desktop
Release date	20 April 2017 (7 years ago)	10 September 2013 (11 years ago)
Launch price (MSRP)	$79	$649

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

RX 550 has 139% better value for money than GTX 780 Rev. 2.

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	512	2304
Core clock speed	1100 MHz	863 MHz
Boost clock speed	1183 MHz	902 MHz
Number of transistors	2,200 million	7,080 million
Manufacturing process technology	14 nm	28 nm
Power consumption (TDP)	50 Watt	250 Watt
Texture fill rate	37.86	173.2
Floating-point processing power	1.211 TFLOPS	4.156 TFLOPS
ROPs	16	48
TMUs	32	192

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).

Interface	PCIe 3.0 x8	PCIe 3.0 x16
Length	145 mm	267 mm
Width	2-slot	2-slot
Supplementary power connectors	None	1x 6-pin + 1x 8-pin

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	GDDR5
Maximum RAM amount	4 GB	3 GB
Memory bus width	128 Bit	384 Bit
Memory clock speed	7000 MHz	6008 MHz
Memory bandwidth	112.0 GB/s	288.4 GB/s

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	2x DVI, 1x HDMI, 1x DisplayPort
HDMI	+	+

API compatibility

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

DirectX	12 (12_0)	12 (11_1)
Shader Model	6.4	5.1
OpenGL	4.6	4.6
OpenCL	2.0	1.2
Vulkan	1.2.131	1.1.126
CUDA	-	3.5

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Pros & cons summary

Performance score	7.10	10.65
Recency	20 April 2017	10 September 2013
Maximum RAM amount	4 GB	3 GB
Chip lithography	14 nm	28 nm
Power consumption (TDP)	50 Watt	250 Watt

RX 550 has an age advantage of 3 years, a 33.3% higher maximum VRAM amount, a 100% more advanced lithography process, and 400% lower power consumption.

GTX 780 Rev. 2, on the other hand, has a 50% higher aggregate performance score.

The GeForce GTX 780 Rev. 2 is our recommended choice as it beats the Radeon RX 550 in performance tests.

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