In the gpu comparison between the MSI Radeon RX Vega 56 8G and the ASRock Radeon RX 6600 Challenger ITX, we compare both the technical data and the benchmark results of the two graphics cards.
Quick comparison
In FP32 performance, the MSI Radeon RX Vega 56 8G is 18 % faster than the ASRock Radeon RX 6600 Challenger ITX.
The MSI Radeon RX Vega 56 8G is based on the AMD RX Vega 56 and has 3584 texture shaders and 56 execution units.
ASRock Radeon RX 6600 Challenger ITX is based on AMD Radeon RX 6600, which has 1792 shaders and 28 execution units.
Memory
Memory
MSI Radeon RX Vega 56 8G
ASRock Radeon RX 6600 Challenger ITX
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
224 GB/s
Memory Interface
2,048 bit
128 bit
More information
The MSI Radeon RX Vega 56 8G has 8 GB of graphics memory of the type HBM2 and achieves a memory bandwidth of 410 GB/s.
The ASRock Radeon RX 6600 Challenger ITX can access 8 GB GDDR6 graphics memory and thus achieves a memory bandwidth of 224 GB/s.
Clock Speeds
Clock Speeds
MSI Radeon RX Vega 56 8G
ASRock Radeon RX 6600 Challenger ITX
Base Clock
1.156 GHz
1.626 GHz
Boost Clock
1.471 GHz
2.491 GHz
Avg (Game) Clock
--
2.04 GHz
Overclocking
Yes
Yes
More information
The MSI Radeon RX Vega 56 8G clocks in the base with up to 1.156 GHz. The base frequency of the ASRock Radeon RX 6600 Challenger ITX is 1.626 GHz.
Thermal Design
Thermal Design
MSI Radeon RX Vega 56 8G
ASRock Radeon RX 6600 Challenger ITX
TDP
210 W
132 W
Tjunction max
100 °C
100 °C
PCIe-Power
2 x 8-Pin
1 x 8-Pin
More information
The TDP (Thermal Design Power) of the MSI Radeon RX Vega 56 8G is 210 W. The graphics card is supplied with energy via the 2 x 8-Pin connector.
The ASRock Radeon RX 6600 Challenger ITX has a TDP of 132 W and is supplied with the required energy via 1 x 8-Pin PCIe power connectors.
Cooler & Fans
Cooler & Fans
MSI Radeon RX Vega 56 8G
ASRock Radeon RX 6600 Challenger ITX
Fan-Type
Radial
Axial
Fan 1
1 x 70 mm
1 x 100 mm
Cooler-Type
Air cooling
Air cooling
Noise (Idle)
37 dB
0 dB
Noise (Load)
49 dB
--
More information
The MSI Radeon RX Vega 56 8G has a total of 1 Radial fans.
The ASRock Radeon RX 6600 Challenger ITX has 1 Axial fans to cool the GPU and memory.
Connectivity
Connectivity
MSI Radeon RX Vega 56 8G
ASRock Radeon RX 6600 Challenger ITX
Max. Displays
4
4
HDCP
--
2.3
HDMI
1x HDMI 2.0b
1x HDMI 2.1
DisplayPort
3x DP 1.4
2x DP 1.4
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 MSI Radeon RX Vega 56 8G.
The ASRock Radeon RX 6600 Challenger ITX supports a maximum of 4 screens.
Featureset
Featureset
MSI Radeon RX Vega 56 8G
ASRock Radeon RX 6600 Challenger ITX
Max. resolution
7680x4320
7680x4320
DirectX
12_1
12_2 (Ultimate)
Raytracing
No
Yes
DLSS / FSR
Yes
Yes
LED
No LED lighting
No LED lighting
More information
The MSI Radeon RX Vega 56 8G supports a maximum resolution of 7680x4320 pixels.
The maximum resolution of the ASRock Radeon RX 6600 Challenger ITX is 7680x4320 pixels.
Supported Video Codecs
Supported Video Codecs
MSI Radeon RX Vega 56 8G
ASRock Radeon RX 6600 Challenger ITX
h264
Decode / Encode
Decode / Encode
h265 / HEVC
Decode / Encode
Decode / Encode
VP8
Decode
Decode / Encode
VP9
Decode / Encode
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
MSI Radeon RX Vega 56 8G
ASRock Radeon RX 6600 Challenger ITX
Length
280 mm
179 mm
Height
127 mm
124 mm
Width
40 mm
40 mm
Width (Slots)
2 Slots
2 Slots
Weight
1,090 g
--
SFF-Ready
No
No
More information
The MSI Radeon RX Vega 56 8G is 280 mm long, 127 mm high and 40 mm wide.
The ASRock Radeon RX 6600 Challenger ITX is 179 mm long, 124 mm high and 40 mm 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.
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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