The Sapphire Radeon RX Vega 56 is equipped with a graphics chip of the GCN 5 architecture, which has 56 streaming multiprocessors.
The graphics card ASUS Dual Radeon RX 580 8G is based on the GCN 4 architecture and is equipped with 36 execution units.
Memory
Memory
Sapphire Radeon RX Vega 56
ASUS Dual Radeon RX 580 8G
Memory Size
8 GB
8 GB
Memory Type
HBM2
GDDR5
Memory Clock
0.800 GHz
2.000 GHz
Memory Speed
1.6 Gbps
8.0 Gbps
Memory bandwidth
410 GB/s
256 GB/s
Memory Interface
2,048 bit
256 bit
More information
The Sapphire Radeon RX Vega 56 is equipped with a 8 GB large HBM2 graphics memory, which is equipped with 0.800 GHz clocks.
The ASUS Dual Radeon RX 580 8G has a 8 GB large GDDR5 graphics memory and the memory clock is 2.000GHz.
Clock Speeds
Clock Speeds
Sapphire Radeon RX Vega 56
ASUS Dual Radeon RX 580 8G
Base Clock
1.156 GHz
1.257 GHz
Boost Clock
1.471 GHz
1.360 GHz
Avg (Game) Clock
--
1.34 GHz
Overclocking
Yes
Yes
More information
The Sapphire Radeon RX Vega 56 has a turbo clock of 1.471 GHz. The turbo frequency of the ASUS Dual Radeon RX 580 8G is 1.360 GHz.
Thermal Design
Thermal Design
Sapphire Radeon RX Vega 56
ASUS Dual Radeon RX 580 8G
TDP
210 W
185 W
Tjunction max
100 °C
90 °C
PCIe-Power
2 x 8-Pin
1 x 8-Pin
More information
The Sapphire Radeon RX Vega 56 has 2 x 8-Pin connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 100 °C.
The ASUS Dual Radeon RX 580 8G is equipped with a 1 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 90 °C.
Cooler & Fans
Cooler & Fans
Sapphire Radeon RX Vega 56
ASUS Dual Radeon RX 580 8G
Fan-Type
Radial
Axial
Fan 1
1 x 70 mm
2 x 100 mm
Cooler-Type
Air cooling
Air cooling
Noise (Idle)
37 dB
0 dB
Noise (Load)
49 dB
--
More information
The graphics processor and graphics memory of the Sapphire Radeon RX Vega 56 are cooled with a Air cooling.
The ASUS Dual Radeon RX 580 8G is cooled by a Air cooling.
Connectivity
Connectivity
Sapphire Radeon RX Vega 56
ASUS Dual Radeon RX 580 8G
Max. Displays
4
4
HDCP
--
2.2
HDMI
1x HDMI 2.0b
2x HDMI 2.0b
DisplayPort
3x DP 1.4
2x DP 1.4
DVI
--
1
More information
The Sapphire Radeon RX Vega 56 supports the downward compatible copy protection HDCP in version --.
The ASUS Dual Radeon RX 580 8G supports HDCP in version 2.2 and all previous versions.
Featureset
Featureset
Sapphire Radeon RX Vega 56
ASUS Dual Radeon RX 580 8G
Max. resolution
7680x4320
7680x4320
DirectX
12_1
12
Raytracing
No
No
DLSS / FSR
Yes
Yes
LED
No LED lighting
No LED lighting
More information
The Sapphire Radeon RX Vega 56 supports the DirectX standard from Microsoft in version 12_1.
The ASUS Dual Radeon RX 580 8G supports Microsoft's DirectX version 12.
Supported Video Codecs
Supported Video Codecs
Sapphire Radeon RX Vega 56
ASUS Dual Radeon RX 580 8G
h264
Decode / Encode
Decode / Encode
h265 / HEVC
Decode / Encode
Decode / Encode
VP8
Decode
Decode
VP9
Decode / Encode
Decode
AV1
No
No
More information
This area lists which video codecs can be decoded or encoded by the graphics cards in hardware. As a result, the power consumption can be reduced due to a lower processor load.
Dimensions
Dimensions
Sapphire Radeon RX Vega 56
ASUS Dual Radeon RX 580 8G
Length
280 mm
242 mm
Height
127 mm
129 mm
Width
40 mm
38 mm
Width (Slots)
2 Slots
2 Slots
Weight
1,090 g
--
SFF-Ready
No
No
More information
The Sapphire Radeon RX Vega 56 is 40 mm wide and therefore needs the space of 2 PCIe-Slots in the case.
The width of the ASUS Dual Radeon RX 580 8G is 40 mm and thus requires the space of 2 PCIe-Slots in the PC case.
3DMark is a benchmark program that determines the performance of certain components of a computer and then reports the performance as a numerical value.
Geekbench 6 is a cross-platform benchmark for main processors, which also carries out 3 different graphics benchmarks and outputs them in the form of a numerical value.
The theoretical computing power of the graphics card with single precision (32 bit) in TFLOPS indicates how many trillion FP32 floating point operations the graphics card (GPU) can perform per second.
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