In the gpu comparison between the ASRock Phantom Gaming Radeon RX 550 2G and the AMD Radeon RX 6400, we compare both the technical data and the benchmark results of the two graphics cards.
Quick comparison
In FP32 performance, the AMD Radeon RX 6400 is 195 % faster than the ASRock Phantom Gaming Radeon RX 550 2G.
The ASRock Phantom Gaming Radeon RX 550 2G is based on the AMD Radeon RX 550 (Lexa) and has 512 texture shaders and 8 execution units.
AMD Radeon RX 6400 is based on AMD Radeon RX 6400, which has 768 shaders and 12 execution units.
Memory
Memory
ASRock Phantom Gaming Radeon RX 550 2G
AMD Radeon RX 6400
Memory Size
2 GB
4 GB
Memory Type
GDDR5
GDDR6
Memory Clock
1.500 GHz
2.000 GHz
Memory Speed
6.0 Gbps
16.0 Gbps
Memory bandwidth
96 GB/s
128 GB/s
Memory Interface
128 bit
64 bit
More information
The ASRock Phantom Gaming Radeon RX 550 2G has 2 GB of graphics memory of the type GDDR5 and achieves a memory bandwidth of 96 GB/s.
The AMD Radeon RX 6400 can access 4 GB GDDR6 graphics memory and thus achieves a memory bandwidth of 128 GB/s.
Clock Speeds
Clock Speeds
ASRock Phantom Gaming Radeon RX 550 2G
AMD Radeon RX 6400
Base Clock
1.100 GHz
1.923 GHz
Boost Clock
1.183 GHz
2.321 GHz
Avg (Game) Clock
--
2.04 GHz
Overclocking
Yes
Yes
More information
The ASRock Phantom Gaming Radeon RX 550 2G clocks in the base with up to 1.100 GHz. The base frequency of the AMD Radeon RX 6400 is 1.923 GHz.
Thermal Design
Thermal Design
ASRock Phantom Gaming Radeon RX 550 2G
AMD Radeon RX 6400
TDP
50 W
53 W
Tjunction max
80 °C
97 °C
More information
The TDP (Thermal Design Power) of the ASRock Phantom Gaming Radeon RX 550 2G is 50 W. The graphics card is supplied with energy via the -- connector.
The AMD Radeon RX 6400 has a TDP of 53 W and is supplied with the required energy via -- PCIe power connectors.
Cooler & Fans
Cooler & Fans
ASRock Phantom Gaming Radeon RX 550 2G
AMD Radeon RX 6400
Fan-Type
Axial
--
Fan 1
1 x 80 mm
--
Cooler-Type
Air cooling
Air cooling
Noise (Idle)
--
0 dB
More information
The ASRock Phantom Gaming Radeon RX 550 2G has a total of 1 Axial fans.
The AMD Radeon RX 6400 has 0 -- fans to cool the GPU and memory.
Connectivity
Connectivity
ASRock Phantom Gaming Radeon RX 550 2G
AMD Radeon RX 6400
Max. Displays
4
2
HDCP
2.2
2.3
HDMI
1x HDMI 2.0b
1x HDMI 2.1
DisplayPort
1x DP 1.4
1x DP 1.4a
DVI
1
--
More information
In the connectivity category, we recorded the number of ports on a graphics card. A total of 4 screens can be connected to the ASRock Phantom Gaming Radeon RX 550 2G.
The AMD Radeon RX 6400 supports a maximum of 2 screens.
Featureset
Featureset
ASRock Phantom Gaming Radeon RX 550 2G
AMD Radeon RX 6400
Max. resolution
5120x2880
7680x4320
DirectX
12
12_2 (Ultimate)
Raytracing
No
Yes
DLSS / FSR
Yes
Yes
LED
No LED lighting
No LED lighting
More information
The ASRock Phantom Gaming Radeon RX 550 2G supports a maximum resolution of 5120x2880 pixels.
The maximum resolution of the AMD Radeon RX 6400 is 7680x4320 pixels.
Supported Video Codecs
Supported Video Codecs
ASRock Phantom Gaming Radeon RX 550 2G
AMD Radeon RX 6400
h264
Decode / Encode
Decode / Encode
h265 / HEVC
Decode / Encode
Decode / Encode
VP8
Decode
Decode / Encode
VP9
Decode
Decode / Encode
AV1
No
Decode
More information
The support and acceleration of certain video codecs directly in the graphics card reduces the load when playing or creating videos.
Dimensions
Dimensions
ASRock Phantom Gaming Radeon RX 550 2G
AMD Radeon RX 6400
Length
170 mm
--
Height
131 mm
--
Width
42 mm
--
Width (Slots)
2 Slots
--
SFF-Ready
No
No
More information
The ASRock Phantom Gaming Radeon RX 550 2G is 170 mm long, 131 mm high and 42 mm wide.
The AMD Radeon RX 6400 is -- long, -- high and -- wide.
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.
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.
Here you can rate the ASRock Phantom Gaming Radeon RX 550 2G to help other visitors make their purchasing decisions. The average rating is 3.0 stars (1 ratings). Rate now:
Here you can rate the AMD Radeon RX 6400 to help other visitors make their purchasing decisions. The average rating is 3.7 stars (11 ratings). Rate now:
