The GALAX GeForce GTX 1080 Ti has the GP102-350-K1-A1 graphics chip installed, which is based on the Pascal architecture.
The XFX Radeon RX Vega 56 is based on the graphics chip Vega 10 XL, which comes from the GCN 5 architecture.
Memory
Memory
GALAX GeForce GTX 1080 Ti
XFX Radeon RX Vega 56
Memory Size
11 GB
8 GB
Memory Type
GDDR5X
HBM2
Memory Clock
1.376 GHz
0.800 GHz
Memory Speed
11.0 Gbps
1.6 Gbps
Memory bandwidth
484 GB/s
410 GB/s
Memory Interface
352 bit
2,048 bit
More information
The graphics memory of the GALAX GeForce GTX 1080 Ti clocks at 1.376 GHz, which corresponds to a speed of 11.0 Gbps.
The graphics memory speed of the XFX Radeon RX Vega 56 is 1.6 Gbps and the clock speed is 0.800 GHz.
Clock Speeds
Clock Speeds
GALAX GeForce GTX 1080 Ti
XFX Radeon RX Vega 56
Base Clock
1.480 GHz
1.156 GHz
Boost Clock
1.582 GHz
1.471 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
GALAX GeForce GTX 1080 Ti
XFX Radeon RX Vega 56
TDP
250 W
210 W
Tjunction max
91 °C
100 °C
PCIe-Power
1 x 6-Pin, 1 x 8-Pin
2 x 8-Pin
More information
The GALAX GeForce GTX 1080 Ti 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 XFX Radeon RX Vega 56 has 2 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 210 W.
Cooler & Fans
Cooler & Fans
GALAX GeForce GTX 1080 Ti
XFX Radeon RX Vega 56
Fan-Type
Radial
Radial
Fan 1
1 x 70 mm
1 x 70 mm
Cooler-Type
Air cooling
Air cooling
Noise (Idle)
0 dB
37 dB
Noise (Load)
--
49 dB
More information
The GALAX GeForce GTX 1080 Ti is equipped with a total of 1 Radial main fans.
The XFX Radeon RX Vega 56 has 1 Radial main fans that cool the GPU and memory.
Connectivity
Connectivity
GALAX GeForce GTX 1080 Ti
XFX Radeon RX Vega 56
Max. Displays
4
4
HDCP
2.2
--
HDMI
1x HDMI 2.0b
1x HDMI 2.0b
DisplayPort
3x DP 1.4
3x DP 1.4
More information
Up to 4 screens can be operated with the GALAX GeForce GTX 1080 Ti.
The XFX Radeon RX Vega 56 supports the operation of a maximum of 4 monitors.
Featureset
Featureset
GALAX GeForce GTX 1080 Ti
XFX Radeon RX Vega 56
Max. resolution
7680x4320
7680x4320
DirectX
12_1
12_1
Raytracing
No
No
DLSS / FSR
Yes
Yes
LED
No LED lighting
No LED lighting
More information
With the GALAX GeForce GTX 1080 Ti it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels.
The maximum supported resolution of the XFX Radeon RX Vega 56 is 7680x4320 pixels.
Supported Video Codecs
Supported Video Codecs
GALAX GeForce GTX 1080 Ti
XFX Radeon RX Vega 56
h264
Decode / Encode
Decode / Encode
h265 / HEVC
Decode / Encode
Decode / Encode
VP8
Decode
Decode
VP9
Decode
Decode / Encode
AV1
No
No
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
GALAX GeForce GTX 1080 Ti
XFX Radeon RX Vega 56
Length
281 mm
280 mm
Height
124 mm
127 mm
Width
42 mm
40 mm
Width (Slots)
2 Slots
2 Slots
Weight
--
1,090 g
SFF-Ready
No
No
More information
The GALAX GeForce GTX 1080 Ti is connected to the system via PCIe 3.0 x 16 lanes and requires 2 PCIe-Slots space in the housing.
The XFX Radeon RX Vega 56 needs the space of 2 PCIe-Slots in the case and has a PCIe 3.0 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 GALAX GeForce GTX 1080 Ti +50.6 %
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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