The GIGABYTE Radeon RX 7800 XT GAMING OC 16G is based on the AMD Radeon RX 7800 XT (RDNA 3) and has 16 GB GDDR6 graphics memory with a bandwidth of 624 GB/s.
The GIGABYTE Radeon RX 7800 XT GAMING OC 16G has the Navi 32 XT graphics chip installed, which is based on the RDNA 3 architecture.
The SAPPHIRE Radeon RX 7800 XT is based on the graphics chip Navi 32 XT, which comes from the RDNA 3 architecture.
Memory
Memory
GIGABYTE Radeon RX 7800 XT GAMING OC 16G
SAPPHIRE Radeon RX 7800 XT
Memory Size
16 GB
16 GB
Memory Type
GDDR6
GDDR6
Memory Clock
2.438 GHz
2.438 GHz
Memory Speed
19.5 Gbps
19.5 Gbps
Memory bandwidth
624 GB/s
624 GB/s
Memory Interface
256 bit
256 bit
More information
The graphics memory of the GIGABYTE Radeon RX 7800 XT GAMING OC 16G clocks at 2.438 GHz, which corresponds to a speed of 19.5 Gbps.
The graphics memory speed of the SAPPHIRE Radeon RX 7800 XT is 19.5 Gbps and the clock speed is 2.438 GHz.
Clock Speeds
Clock Speeds
GIGABYTE Radeon RX 7800 XT GAMING OC 16G
SAPPHIRE Radeon RX 7800 XT
Base Clock
1.800 GHz
1.800 GHz
Boost Clock
2.565 GHz+6 %
2.430 GHz
Avg (Game) Clock
2.43 GHz
2.12 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
GIGABYTE Radeon RX 7800 XT GAMING OC 16G
SAPPHIRE Radeon RX 7800 XT
TDP
263 W
263 W
Tjunction max
96 °C
96 °C
PCIe-Power
2 x 8-Pin
2 x 8-Pin
More information
The GIGABYTE Radeon RX 7800 XT GAMING OC 16G is powered by 2 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 263 W.
The SAPPHIRE Radeon RX 7800 XT has 2 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 263 W.
Cooler & Fans
Cooler & Fans
GIGABYTE Radeon RX 7800 XT GAMING OC 16G
SAPPHIRE Radeon RX 7800 XT
Fan-Type
Axial
Axial
Fan 1
3 x 90 mm
2 x 90 mm
Cooler-Type
Air cooling
Air cooling
Noise (Idle)
0 dB
0 dB
More information
The GIGABYTE Radeon RX 7800 XT GAMING OC 16G is equipped with a total of 3 Axial main fans.
The SAPPHIRE Radeon RX 7800 XT has 2 Axial main fans that cool the GPU and memory.
Connectivity
Connectivity
GIGABYTE Radeon RX 7800 XT GAMING OC 16G
SAPPHIRE Radeon RX 7800 XT
Max. Displays
4
4
HDCP
2.3
2.3
HDMI
2x HDMI 2.1
1x HDMI 2.1
DisplayPort
2x DP 2.1
3x DP 2.1
More information
Up to 4 screens can be operated with the GIGABYTE Radeon RX 7800 XT GAMING OC 16G.
The SAPPHIRE Radeon RX 7800 XT supports the operation of a maximum of 4 monitors.
Featureset
Featureset
GIGABYTE Radeon RX 7800 XT GAMING OC 16G
SAPPHIRE Radeon RX 7800 XT
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
With the GIGABYTE Radeon RX 7800 XT GAMING OC 16G it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels.
The maximum supported resolution of the SAPPHIRE Radeon RX 7800 XT is 7680x4320 pixels.
Supported Video Codecs
Supported Video Codecs
GIGABYTE Radeon RX 7800 XT GAMING OC 16G
SAPPHIRE Radeon RX 7800 XT
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 can have a positive impact on the lower energy consumption and less waste heat from the graphics card.
Dimensions
Dimensions
GIGABYTE Radeon RX 7800 XT GAMING OC 16G
SAPPHIRE Radeon RX 7800 XT
Length
302 mm
267 mm
Height
130 mm
110 mm
Width
56 mm
50 mm
Width (Slots)
3 Slots
3 Slots
SFF-Ready
No
No
More information
The GIGABYTE Radeon RX 7800 XT GAMING OC 16G is connected to the system via PCIe 4 x 16 lanes and requires 3 PCIe-Slots space in the housing.
The SAPPHIRE Radeon RX 7800 XT needs the space of 3 PCIe-Slots in the case and has a PCIe 4 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.
Here you can rate the GIGABYTE Radeon RX 7800 XT GAMING OC 16G to help other visitors make their purchasing decisions. The average rating is 4.4 stars (12 ratings). Rate now:
Here you can rate the SAPPHIRE Radeon RX 7800 XT to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 ratings). Rate now:
