Mobility Radeon HD 2600 XT vs RX 580

Primary details

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

Place in performance ranking	224	not rated
Place by popularity	1	not in top-100
Cost-effectiveness evaluation	19.44	no data
Architecture	Polaris (2016−2019)	RV6xx (2007−2010)
GPU code name	Polaris 20	M76-XT
Market segment	Desktop	Laptop
Release date	18 April 2017 (7 years ago)	14 May 2007 (17 years ago)
Launch price (MSRP)	$229	no data
Current price	$138 (0.6x MSRP)	no data

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	2304	120
Core clock speed	1257 MHz	700 MHz
Boost clock speed	1340 MHz	no data
Number of transistors	5,700 million	390 million
Manufacturing process technology	14 nm	65 nm
Power consumption (TDP)	185 Watt	no data
Texture fill rate	193.0	5.440
Floating-point performance	6,175 gflops	163.2 gflops

Form factor & compatibility

Information on Radeon RX 580 and Mobility Radeon HD 2600 XT 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	large
Interface	PCIe 3.0 x16	MXM-II
Length	241 mm	no data
Width	2-slot	no data
Supplementary power connectors	1x 8-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
Maximum RAM amount	8 GB	256+ MB
Memory bus width	256 Bit	128 Bit
Memory clock speed	8000 MHz	750 MHz
Memory bandwidth	256.0 GB/s	24 GB/s
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	1x HDMI, 3x DisplayPort	No outputs
HDMI	+	no data

API compatibility

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

DirectX	12 (12_0)	10.0 (10_0)
Shader Model	6.4	4.0
OpenGL	4.6	3.3
OpenCL	2.0	N/A
Vulkan	1.2.131	N/A

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	18 April 2017	14 May 2007
Maximum RAM amount	8 GB	256+ MB
Chip lithography	14 nm	65 nm

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