The Gainward GeForce GTX 1080 Ti GS is based on the NVIDIA GeForce GTX 1080 Ti (Pascal) and has 11 GB GDDR5X graphics memory with a bandwidth of 484 GB/s.
The Gainward GeForce GTX 1080 Ti GS has the GP102-350-K1-A1 graphics chip installed, which is based on the Pascal architecture.
The ASUS Radeon RX 6900 XT is based on the graphics chip Navi 21, which comes from the RDNA 2 architecture.
Memory
Memory
Gainward GeForce GTX 1080 Ti GS
ASUS Radeon RX 6900 XT
Memory Size
11 GB
16 GB
Memory Type
GDDR5X
GDDR6
Memory Clock
1.376 GHz
2.000 GHz
Memory Speed
11.0 Gbps
16.0 Gbps
Memory bandwidth
484 GB/s
512 GB/s
Memory Interface
352 bit
256 bit
More information
The graphics memory of the Gainward GeForce GTX 1080 Ti GS clocks at 1.376 GHz, which corresponds to a speed of 11.0 Gbps.
The graphics memory speed of the ASUS Radeon RX 6900 XT is 16.0 Gbps and the clock speed is 2.000 GHz.
Clock Speeds
Clock Speeds
Gainward GeForce GTX 1080 Ti GS
ASUS Radeon RX 6900 XT
Base Clock
1.506 GHz
1.825 GHz
Boost Clock
1.620 GHz
2.250 GHz
Avg (Game) Clock
--
2.02 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
Gainward GeForce GTX 1080 Ti GS
ASUS Radeon RX 6900 XT
TDP
250 W
300 W
TDP (up)
--
345 W
Tjunction max
91 °C
100 °C
PCIe-Power
1 x 6-Pin, 1 x 8-Pin
2 x 8-Pin
More information
The Gainward GeForce GTX 1080 Ti GS is powered by 1 x 6-Pin, 1 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 250 W.
The ASUS Radeon RX 6900 XT has 2 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 300 W.
Cooler & Fans
Cooler & Fans
Gainward GeForce GTX 1080 Ti GS
ASUS Radeon RX 6900 XT
Fan-Type
Radial
Axial
Fan 1
1 x 70 mm
3 x 80 mm
Cooler-Type
Air cooling
Air cooling
Noise (Idle)
0 dB
0 dB
More information
The Gainward GeForce GTX 1080 Ti GS is equipped with a total of 1 Radial main fans.
The ASUS Radeon RX 6900 XT has 3 Axial main fans that cool the GPU and memory.
Connectivity
Connectivity
Gainward GeForce GTX 1080 Ti GS
ASUS Radeon RX 6900 XT
Max. Displays
4
4
HDCP
2.2
2.3
HDMI
1x HDMI 2.0b
1x HDMI 2.1
DisplayPort
3x DP 1.4
2x DP 1.4a
USB-C
--
1
More information
Up to 4 screens can be operated with the Gainward GeForce GTX 1080 Ti GS.
The ASUS Radeon RX 6900 XT supports the operation of a maximum of 4 monitors.
Featureset
Featureset
Gainward GeForce GTX 1080 Ti GS
ASUS Radeon RX 6900 XT
Max. resolution
7680x4320
7680x4320
DirectX
12_1
12_2 (Ultimate)
Raytracing
No
Yes
DLSS / FSR
Yes
Yes
LED
No LED lighting
Non addressable LED
More information
With the Gainward GeForce GTX 1080 Ti GS it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels.
The maximum supported resolution of the ASUS Radeon RX 6900 XT is 7680x4320 pixels.
Supported Video Codecs
Supported Video Codecs
Gainward GeForce GTX 1080 Ti GS
ASUS Radeon RX 6900 XT
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 can have a positive impact on the lower energy consumption and less waste heat from the graphics card.
Dimensions
Dimensions
Gainward GeForce GTX 1080 Ti GS
ASUS Radeon RX 6900 XT
Length
267 mm
267 mm
Height
112 mm
120 mm
Width
38 mm
50 mm
Width (Slots)
2 Slots
3 Slots
SFF-Ready
No
No
More information
The Gainward GeForce GTX 1080 Ti GS is connected to the system via PCIe 3.0 x 16 lanes and requires 2 PCIe-Slots space in the housing.
The ASUS Radeon RX 6900 XT needs the space of 3 PCIe-Slots in the case and has a PCIe 4.0 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.
Time Spy Extreme Graphics score ASUS Radeon RX 6900 XT +117.5 %
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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