Steam Machine GPU vs Radeon RX 580 XTR

Primary details

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

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Architecture	GCN 4.0 (2016−2020)	RDNA 3.0 (2022−2026)
GPU code name	Polaris 20	Navi 33
Market segment	Desktop	Desktop
Release date	18 April 2017 (8 years ago)	2026
Launch price (MSRP)	$229	no data

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	2304	1792
Core clock speed	1257 MHz	1720 MHz
Boost clock speed	1340 MHz	2450 MHz
Number of transistors	5,700 million	13,300 million
Manufacturing process technology	14 nm	6 nm
Power consumption (TDP)	185 Watt	110 Watt
Texture fill rate	193.0	274.4
Floating-point processing power	no data	17.56 TFLOPS
ROPs	32	64
TMUs	144	112
Ray Tracing Cores	no data	28
L0 Cache	no data	448 KB
L1 Cache	no data	512 KB
L2 Cache	no data	2 MB
L3 Cache	no data	32 MB

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 x16	no data
Length	241 mm	156 mm
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	GDDR5	GDDR6
Maximum RAM amount	8 GB	8 GB
Memory bus width	256 Bit	128 Bit
Memory clock speed	8000 MHz	2250 MHz
Memory bandwidth	256.0 GB/s	288.0 GB/s

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display Connectors	1x HDMI, 3x DisplayPort	No outputs
HDMI	+	-

API and SDK support

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

DirectX	12.0 (12_0)	12 Ultimate (12_2)
Shader Model	no data	6.8
OpenGL	4.5	4.6
OpenCL	no data	2.2
Vulkan	-	1.4

Pros & cons summary

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Chip lithography	14 nm	6 nm
Power consumption (TDP)	185 Watt	110 Watt

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