In the gpu comparison between the GIGABYTE Radeon RX 7900 XT GAMING 20G and the SAPPHIRE PULSE Radeon RX 7900 XTX, we compare both the technical data and the benchmark results of the two graphics cards.
Quick comparison
In FP32 performance, the SAPPHIRE PULSE Radeon RX 7900 XTX is 20 % faster than the GIGABYTE Radeon RX 7900 XT GAMING 20G.
The GIGABYTE Radeon RX 7900 XT GAMING 20G is based on the AMD Radeon RX 7900 XT and has 5376 texture shaders and 84 execution units.
SAPPHIRE PULSE Radeon RX 7900 XTX is based on AMD Radeon RX 7900 XTX, which has 6144 shaders and 96 execution units.
Memory
Memory
GIGABYTE Radeon RX 7900 XT GAMING 20G
SAPPHIRE PULSE Radeon RX 7900 XTX
Memory Size
20 GB
24 GB
Memory Type
GDDR6
GDDR6
Memory Clock
2.500 GHz
2.500 GHz
Memory Speed
20.0 Gbps
20.0 Gbps
Memory bandwidth
800 GB/s
960 GB/s
Memory Interface
320 bit
384 bit
More information
The GIGABYTE Radeon RX 7900 XT GAMING 20G has 20 GB of graphics memory of the type GDDR6 and achieves a memory bandwidth of 800 GB/s.
The SAPPHIRE PULSE Radeon RX 7900 XTX can access 24 GB GDDR6 graphics memory and thus achieves a memory bandwidth of 960 GB/s.
Clock Speeds
Clock Speeds
GIGABYTE Radeon RX 7900 XT GAMING 20G
SAPPHIRE PULSE Radeon RX 7900 XTX
Base Clock
1.500 GHz
1.900 GHz
Boost Clock
2.395 GHz
2.525 GHz
Avg (Game) Clock
2.03 GHz
2.33 GHz
Overclocking
Yes
Yes
More information
The GIGABYTE Radeon RX 7900 XT GAMING 20G clocks in the base with up to 1.500 GHz. The base frequency of the SAPPHIRE PULSE Radeon RX 7900 XTX is 1.900 GHz.
Thermal Design
Thermal Design
GIGABYTE Radeon RX 7900 XT GAMING 20G
SAPPHIRE PULSE Radeon RX 7900 XTX
TDP
300 W
370 W
Tjunction max
97 °C
97 °C
PCIe-Power
2 x 8-Pin
3 x 8-Pin
More information
The TDP (Thermal Design Power) of the GIGABYTE Radeon RX 7900 XT GAMING 20G is 300 W. The graphics card is supplied with energy via the 2 x 8-Pin connector.
The SAPPHIRE PULSE Radeon RX 7900 XTX has a TDP of 370 W and is supplied with the required energy via 3 x 8-Pin PCIe power connectors.
Cooler & Fans
Cooler & Fans
GIGABYTE Radeon RX 7900 XT GAMING 20G
SAPPHIRE PULSE Radeon RX 7900 XTX
Fan-Type
Axial
Axial
Fan 1
3 x 100 mm
3 x 90 mm
Cooler-Type
Air cooling
Air cooling
Noise (Idle)
0 dB
0 dB
More information
The GIGABYTE Radeon RX 7900 XT GAMING 20G has a total of 3 Axial fans.
The SAPPHIRE PULSE Radeon RX 7900 XTX has 3 Axial fans to cool the GPU and memory.
Connectivity
Connectivity
GIGABYTE Radeon RX 7900 XT GAMING 20G
SAPPHIRE PULSE Radeon RX 7900 XTX
Max. Displays
4
4
HDCP
2.3
2.3
HDMI
2x HDMI 2.1
2x HDMI 2.1
DisplayPort
2x DP 2.1
2x DP 2.1
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 GIGABYTE Radeon RX 7900 XT GAMING 20G.
The SAPPHIRE PULSE Radeon RX 7900 XTX supports a maximum of 4 screens.
Featureset
Featureset
GIGABYTE Radeon RX 7900 XT GAMING 20G
SAPPHIRE PULSE Radeon RX 7900 XTX
Max. resolution
7680x4320
7680x4320
DirectX
12_2 (Ultimate)
12_2 (Ultimate)
Raytracing
Yes
Yes
DLSS / FSR
Yes
Yes
LED
GIGABYTE RGB Fusion
Addressable LED
More information
The GIGABYTE Radeon RX 7900 XT GAMING 20G supports a maximum resolution of 7680x4320 pixels.
The maximum resolution of the SAPPHIRE PULSE Radeon RX 7900 XTX is 7680x4320 pixels.
Supported Video Codecs
Supported Video Codecs
GIGABYTE Radeon RX 7900 XT GAMING 20G
SAPPHIRE PULSE Radeon RX 7900 XTX
h264
Decode / Encode
Decode / Encode
h265 / HEVC
Decode / Encode
Decode / Encode
VP8
Decode / Encode
Decode / Encode
VP9
Decode / Encode
Decode / Encode
AV1
Decode / Encode
Decode / Encode
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
GIGABYTE Radeon RX 7900 XT GAMING 20G
SAPPHIRE PULSE Radeon RX 7900 XTX
Length
331 mm
313 mm
Height
138 mm
134 mm
Width
50 mm
53 mm
Width (Slots)
3 Slots
3 Slots
SFF-Ready
No
No
More information
The GIGABYTE Radeon RX 7900 XT GAMING 20G is 331 mm long, 138 mm high and 50 mm wide.
The SAPPHIRE PULSE Radeon RX 7900 XTX is 313 mm long, 134 mm high and 53 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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