ATI Radeon HD 2950 XTX vs RX 560X

Primary details

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

Place in the ranking	496	not rated
Place by popularity	not in top-100	not in top-100
Power efficiency	7.93	no data
Architecture	GCN 4.0 (2016−2020)	TeraScale (2005−2013)
GPU code name	Polaris 21	RV670
Market segment	Desktop	Desktop
Release date	11 April 2018 (6 years ago)	no data (2024 years ago)

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	1024	320
Core clock speed	1175 MHz	777 MHz
Boost clock speed	1275 MHz	no data
Number of transistors	3,000 million	666 million
Manufacturing process technology	14 nm	55 nm
Power consumption (TDP)	75 Watt	110 Watt
Texture fill rate	81.60	12.43
Floating-point processing power	2.611 TFLOPS	0.4973 TFLOPS
ROPs	16	16
TMUs	64	16

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 2.0 x16
Length	170 mm	241 mm
Width	2-slot	1-slot
Supplementary power connectors	None	1x 6-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	GDDR4
Maximum RAM amount	4 GB	512 MB
Memory bus width	128 Bit	256 Bit
Memory clock speed	1750 MHz	1126 MHz
Memory bandwidth	112.0 GB/s	72.06 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 S-Video
HDMI	+	-

API compatibility

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

DirectX	12 (12_0)	10.1 (10_1)
Shader Model	6.4	4.1
OpenGL	4.6	3.3 (full) 4.0 (partial)
OpenCL	2.0	N/A
Vulkan	1.2.131	N/A

Pros & cons summary

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Maximum RAM amount	4 GB	512 MB
Chip lithography	14 nm	55 nm
Power consumption (TDP)	75 Watt	110 Watt

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