The XFX Radeon RX Vega 56 has the Vega 10 XL graphics chip installed, which is based on the GCN 5 architecture.
The XFX Radeon RX 5700 DD Ultra is based on the graphics chip Navi 10, which comes from the RDNA 1 architecture.
Memory
Memory
XFX Radeon RX Vega 56
XFX Radeon RX 5700 DD Ultra
Memory Size
8 GB
8 GB
Memory Type
HBM2
GDDR6
Memory Clock
0.800 GHz
1.750 GHz
Memory Speed
1.6 Gbps
14.0 Gbps
Memory bandwidth
410 GB/s
448 GB/s
Memory Interface
2,048 bit
256 bit
More information
The graphics memory of the XFX Radeon RX Vega 56 clocks at 0.800 GHz, which corresponds to a speed of 1.6 Gbps.
The graphics memory speed of the XFX Radeon RX 5700 DD Ultra is 14.0 Gbps and the clock speed is 1.750 GHz.
Clock Speeds
Clock Speeds
XFX Radeon RX Vega 56
XFX Radeon RX 5700 DD Ultra
Base Clock
1.156 GHz
1.565 GHz
Boost Clock
1.471 GHz
1.750 GHz
Avg (Game) Clock
--
1.72 GHz
Overclocking
Yes
Yes
More information
The clock frequency of a graphics card determines the speed in connection with the graphics architecture.
Thermal Design
Thermal Design
XFX Radeon RX Vega 56
XFX Radeon RX 5700 DD Ultra
TDP
210 W
180 W
TDP (up)
--
220 W
Tjunction max
100 °C
98 °C
PCIe-Power
2 x 8-Pin
1 x 6-Pin, 1 x 8-Pin
More information
The XFX Radeon RX Vega 56 is powered by 2 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 210 W.
The XFX Radeon RX 5700 DD Ultra has 1 x 6-Pin, 1 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 180 W.
Cooler & Fans
Cooler & Fans
XFX Radeon RX Vega 56
XFX Radeon RX 5700 DD Ultra
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
42 dB
More information
The XFX Radeon RX Vega 56 is equipped with a total of 1 Radial main fans.
The XFX Radeon RX 5700 DD Ultra has 2 Axial main fans that cool the GPU and memory.
Connectivity
Connectivity
XFX Radeon RX Vega 56
XFX Radeon RX 5700 DD Ultra
Max. Displays
4
4
HDCP
--
2.3
HDMI
1x HDMI 2.0b
1x HDMI 2.0b
DisplayPort
3x DP 1.4
3x DP 1.4
More information
Up to 4 screens can be operated with the XFX Radeon RX Vega 56.
The XFX Radeon RX 5700 DD Ultra supports the operation of a maximum of 4 monitors.
Featureset
Featureset
XFX Radeon RX Vega 56
XFX Radeon RX 5700 DD Ultra
Max. resolution
7680x4320
7680x4320
DirectX
12_1
12_2 (Ultimate)
Raytracing
No
No
DLSS / FSR
Yes
Yes
LED
No LED lighting
No LED lighting
More information
With the XFX Radeon RX Vega 56 it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels.
The maximum supported resolution of the XFX Radeon RX 5700 DD Ultra is 7680x4320 pixels.
Supported Video Codecs
Supported Video Codecs
XFX Radeon RX Vega 56
XFX Radeon RX 5700 DD Ultra
h264
Decode / Encode
Decode / Encode
h265 / HEVC
Decode / Encode
Decode / Encode
VP8
Decode
Decode
VP9
Decode / Encode
Decode / Encode
AV1
No
No
More information
The support and acceleration of certain video codecs can have a positive impact on the lower energy consumption and less waste heat from the graphics card.
Dimensions
Dimensions
XFX Radeon RX Vega 56
XFX Radeon RX 5700 DD Ultra
Length
280 mm
280 mm
Height
127 mm
148 mm
Width
40 mm
44 mm
Width (Slots)
2 Slots
2 Slots
Weight
1,090 g
--
SFF-Ready
No
No
More information
The XFX Radeon RX Vega 56 is connected to the system via PCIe 3.0 x 16 lanes and requires 2 PCIe-Slots space in the housing.
The XFX Radeon RX 5700 DD Ultra needs the space of 2 PCIe-Slots in the case and has a PCIe 4.0 x 16 Lanes interface.
3DMark is a benchmark program that determines the performance of certain components of a computer and then reports the performance as a numerical value.
Cyberpunk 2077 was developed by CD Projekt Red and is based on the development studio's own REDengine 4. Ray tracing is switched off in our benchmarks.
The Last of Us Part One is a game released by Sony in June 2013 exclusively for the Playstation and released for the PC in early 2023. The benchmark values here were determined at high details.
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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