The KFA2 GeForce GTX 980 Ti HOF Watercooled is based on the NVIDIA GeForce GTX 980 Ti (Maxwell 2.0) and has 6 GB GDDR5 graphics memory with a bandwidth of 337 GB/s.
The KFA2 GeForce GTX 980 Ti HOF Watercooled has the GM200-310-A1 graphics chip installed, which is based on the Maxwell 2.0 architecture.
The AMD Radeon RX 7900 XT is based on the graphics chip Navi 31, which comes from the RDNA 3 architecture.
Memory
Memory
KFA2 GeForce GTX 980 Ti HOF Watercooled
AMD Radeon RX 7900 XT
Memory Size
6 GB
20 GB
Memory Type
GDDR5
GDDR6
Memory Clock
1.753 GHz
2.500 GHz
Memory Speed
7.0 Gbps
20.0 Gbps
Memory bandwidth
337 GB/s
800 GB/s
Memory Interface
384 bit
320 bit
More information
The graphics memory of the KFA2 GeForce GTX 980 Ti HOF Watercooled clocks at 1.753 GHz, which corresponds to a speed of 7.0 Gbps.
The graphics memory speed of the AMD Radeon RX 7900 XT is 20.0 Gbps and the clock speed is 2.500 GHz.
Clock Speeds
Clock Speeds
KFA2 GeForce GTX 980 Ti HOF Watercooled
AMD Radeon RX 7900 XT
Base Clock
1.203 GHz
1.500 GHz
Boost Clock
1.304 GHz
2.400 GHz
Avg (Game) Clock
--
2.00 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
KFA2 GeForce GTX 980 Ti HOF Watercooled
AMD Radeon RX 7900 XT
TDP
250 W
300 W
Tjunction max
91 °C
97 °C
PCIe-Power
2 x 8-Pin
2 x 8-Pin
More information
The KFA2 GeForce GTX 980 Ti HOF Watercooled is powered by 2 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 250 W.
The AMD Radeon RX 7900 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
KFA2 GeForce GTX 980 Ti HOF Watercooled
AMD Radeon RX 7900 XT
Fan-Type
--
Axial
Fan 1
--
3 x 90 mm
Cooler-Type
Water cooling
Air cooling
Noise (Idle)
0 dB
0 dB
Noise (Load)
--
37 dB
More information
The KFA2 GeForce GTX 980 Ti HOF Watercooled is equipped with a total of 0 -- main fans.
The AMD Radeon RX 7900 XT has 3 Axial main fans that cool the GPU and memory.
Connectivity
Connectivity
KFA2 GeForce GTX 980 Ti HOF Watercooled
AMD Radeon RX 7900 XT
Max. Displays
4
4
HDCP
2.2
2.3
HDMI
1x HDMI 2.0
1x HDMI 2.1
DisplayPort
3x DP 1.2
2x DP 2.1
DVI
1
--
USB-C
--
1
More information
Up to 4 screens can be operated with the KFA2 GeForce GTX 980 Ti HOF Watercooled.
The AMD Radeon RX 7900 XT supports the operation of a maximum of 4 monitors.
Featureset
Featureset
KFA2 GeForce GTX 980 Ti HOF Watercooled
AMD Radeon RX 7900 XT
Max. resolution
4096x2160
7680x4320
DirectX
12_1
12_2 (Ultimate)
Raytracing
No
Yes
DLSS / FSR
No
Yes
LED
Addressable LED
No LED lighting
More information
With the KFA2 GeForce GTX 980 Ti HOF Watercooled it is possible to operate a screen with a maximum resolution of up to 4096x2160 pixels.
The maximum supported resolution of the AMD Radeon RX 7900 XT is 7680x4320 pixels.
Supported Video Codecs
Supported Video Codecs
KFA2 GeForce GTX 980 Ti HOF Watercooled
AMD Radeon RX 7900 XT
h264
Decode / Encode
Decode / Encode
h265 / HEVC
No
Decode / Encode
VP8
Decode
Decode / Encode
VP9
No
Decode / Encode
AV1
No
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
KFA2 GeForce GTX 980 Ti HOF Watercooled
AMD Radeon RX 7900 XT
Length
281 mm
276 mm
Height
140 mm
113 mm
Width
42 mm
51 mm
Width (Slots)
2 Slots
3 Slots
SFF-Ready
No
No
More information
The KFA2 GeForce GTX 980 Ti HOF Watercooled is connected to the system via PCIe 3 x 16 lanes and requires 2 PCIe-Slots space in the housing.
The AMD Radeon RX 7900 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.
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