The GIGABYTE GeForce RTX 4080 16GB GAMING is based on the NVIDIA GeForce RTX 4080 (Ada Lovelace) and has 16 GB GDDR6X graphics memory with a bandwidth of 717 GB/s.
The GIGABYTE GeForce RTX 4080 16GB GAMING has the AD103-300-A1 graphics chip installed, which is based on the Ada Lovelace architecture.
The GIGABYTE Radeon RX 7900 XTX 24G is based on the graphics chip Navi 31, which comes from the RDNA 3 architecture.
Memory
Memory
GIGABYTE GeForce RTX 4080 16GB GAMING
GIGABYTE Radeon RX 7900 XTX 24G
Memory Size
16 GB
24 GB
Memory Type
GDDR6X
GDDR6
Memory Clock
1.400 GHz
2.500 GHz
Memory Speed
22.4 Gbps
20.0 Gbps
Memory bandwidth
717 GB/s
960 GB/s
Memory Interface
256 bit
384 bit
More information
The graphics memory of the GIGABYTE GeForce RTX 4080 16GB GAMING clocks at 1.400 GHz, which corresponds to a speed of 22.4 Gbps.
The graphics memory speed of the GIGABYTE Radeon RX 7900 XTX 24G is 20.0 Gbps and the clock speed is 2.500 GHz.
Clock Speeds
Clock Speeds
GIGABYTE GeForce RTX 4080 16GB GAMING
GIGABYTE Radeon RX 7900 XTX 24G
Base Clock
2.205 GHz
1.900 GHz
Boost Clock
2.505 GHz
2.500 GHz
Avg (Game) Clock
--
2.30 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 GeForce RTX 4080 16GB GAMING
GIGABYTE Radeon RX 7900 XTX 24G
TDP
320 W
355 W
Tjunction max
90 °C
97 °C
PCIe-Power
1 x 16-Pin
2 x 8-Pin
More information
The GIGABYTE GeForce RTX 4080 16GB GAMING is powered by 1 x 16-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 320 W.
The GIGABYTE Radeon RX 7900 XTX 24G has 2 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 355 W.
Cooler & Fans
Cooler & Fans
GIGABYTE GeForce RTX 4080 16GB GAMING
GIGABYTE Radeon RX 7900 XTX 24G
Fan-Type
Axial
Axial
Fan 1
3 x 110 mm
3 x 90 mm
Cooler-Type
Air cooling
Air cooling
Noise (Idle)
0 dB
0 dB
More information
The GIGABYTE GeForce RTX 4080 16GB GAMING is equipped with a total of 3 Axial main fans.
The GIGABYTE Radeon RX 7900 XTX 24G has 3 Axial main fans that cool the GPU and memory.
Connectivity
Connectivity
GIGABYTE GeForce RTX 4080 16GB GAMING
GIGABYTE Radeon RX 7900 XTX 24G
Max. Displays
4
4
HDCP
2.3
2.3
HDMI
1x HDMI 2.1
1x HDMI 2.1
DisplayPort
3x DP 1.4a
2x DP 2.1
USB-C
--
1
More information
Up to 4 screens can be operated with the GIGABYTE GeForce RTX 4080 16GB GAMING.
The GIGABYTE Radeon RX 7900 XTX 24G supports the operation of a maximum of 4 monitors.
Featureset
Featureset
GIGABYTE GeForce RTX 4080 16GB GAMING
GIGABYTE Radeon RX 7900 XTX 24G
Max. resolution
7680x4320
7680x4320
DirectX
12_2 (Ultimate)
12_2 (Ultimate)
Raytracing
Yes
Yes
DLSS / FSR
Yes
Yes
LED
GIGABYTE RGB Fusion
No LED lighting
More information
With the GIGABYTE GeForce RTX 4080 16GB GAMING it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels.
The maximum supported resolution of the GIGABYTE Radeon RX 7900 XTX 24G is 7680x4320 pixels.
Supported Video Codecs
Supported Video Codecs
GIGABYTE GeForce RTX 4080 16GB GAMING
GIGABYTE Radeon RX 7900 XTX 24G
h264
Decode / Encode
Decode / Encode
h265 / HEVC
Decode / Encode
Decode / Encode
VP8
Decode
Decode / Encode
VP9
Decode
Decode / Encode
AV1
Decode
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 GeForce RTX 4080 16GB GAMING
GIGABYTE Radeon RX 7900 XTX 24G
Length
342 mm
287 mm
Height
150 mm
123 mm
Width
75 mm
51 mm
Width (Slots)
4 Slots
3 Slots
SFF-Ready
No
No
More information
The GIGABYTE GeForce RTX 4080 16GB GAMING is connected to the system via PCIe 4.0 x 16 lanes and requires 4 PCIe-Slots space in the housing.
The GIGABYTE Radeon RX 7900 XTX 24G 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.
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