In the gpu comparison between the GIGABYTE GeForce RTX 3080 Eagle OC 10G and the Sapphire Radeon RX 6900 XT, we compare both the technical data and the benchmark results of the two graphics cards.
Quick comparison
In FP32 performance, the GIGABYTE GeForce RTX 3080 Eagle OC 10G is 33 % faster than the Sapphire Radeon RX 6900 XT.
The GIGABYTE GeForce RTX 3080 Eagle OC 10G is based on the NVIDIA GeForce RTX 3080 and has 8704 texture shaders and 68 execution units.
Sapphire Radeon RX 6900 XT is based on AMD Radeon RX 6900 XT, which has 5120 shaders and 80 execution units.
Memory
Memory
GIGABYTE GeForce RTX 3080 Eagle OC 10G
Sapphire Radeon RX 6900 XT
Memory Size
10 GB
16 GB
Memory Type
GDDR6X
GDDR6
Memory Clock
1.188 GHz
2.000 GHz
Memory Speed
19.0 Gbps
16.0 Gbps
Memory bandwidth
760 GB/s
512 GB/s
Memory Interface
320 bit
256 bit
More information
The GIGABYTE GeForce RTX 3080 Eagle OC 10G has 10 GB of graphics memory of the type GDDR6X and achieves a memory bandwidth of 760 GB/s.
The Sapphire Radeon RX 6900 XT can access 16 GB GDDR6 graphics memory and thus achieves a memory bandwidth of 512 GB/s.
Clock Speeds
Clock Speeds
GIGABYTE GeForce RTX 3080 Eagle OC 10G
Sapphire Radeon RX 6900 XT
Base Clock
1.440 GHz
1.825 GHz
Boost Clock
1.755 GHz
2.250 GHz
Avg (Game) Clock
--
2.02 GHz
Overclocking
Yes
Yes
More information
The GIGABYTE GeForce RTX 3080 Eagle OC 10G clocks in the base with up to 1.440 GHz. The base frequency of the Sapphire Radeon RX 6900 XT is 1.825 GHz.
Thermal Design
Thermal Design
GIGABYTE GeForce RTX 3080 Eagle OC 10G
Sapphire Radeon RX 6900 XT
TDP
320 W
300 W
TDP (up)
370 W
345 W
Tjunction max
93 °C
100 °C
PCIe-Power
2 x 8-Pin
2 x 8-Pin
More information
The TDP (Thermal Design Power) of the GIGABYTE GeForce RTX 3080 Eagle OC 10G is 320 W. The graphics card is supplied with energy via the 2 x 8-Pin connector.
The Sapphire Radeon RX 6900 XT has a TDP of 300 W and is supplied with the required energy via 2 x 8-Pin PCIe power connectors.
Cooler & Fans
Cooler & Fans
GIGABYTE GeForce RTX 3080 Eagle OC 10G
Sapphire Radeon RX 6900 XT
Fan-Type
Axial
Axial
Fan 1
2 x 90 mm
3 x 80 mm
Fan 2
1 x 80 mm
--
Cooler-Type
Air cooling
Air cooling
Noise (Idle)
0 dB
0 dB
Noise (Load)
42-45 dB
--
More information
The GIGABYTE GeForce RTX 3080 Eagle OC 10G has a total of 3 Axial fans.
The Sapphire Radeon RX 6900 XT has 3 Axial fans to cool the GPU and memory.
Connectivity
Connectivity
GIGABYTE GeForce RTX 3080 Eagle OC 10G
Sapphire Radeon RX 6900 XT
Max. Displays
4
4
HDCP
2.3
2.3
HDMI
2x HDMI 2.1
1x HDMI 2.1
DisplayPort
3x DP 1.4a
2x DP 1.4a
USB-C
--
1
More information
In the connectivity category, we recorded the number of ports on a graphics card. A total of 4 screens can be connected to the GIGABYTE GeForce RTX 3080 Eagle OC 10G.
The Sapphire Radeon RX 6900 XT supports a maximum of 4 screens.
Featureset
Featureset
GIGABYTE GeForce RTX 3080 Eagle OC 10G
Sapphire Radeon RX 6900 XT
Max. resolution
7680x4320
7680x4320
DirectX
12_2 (Ultimate)
12_2 (Ultimate)
Raytracing
Yes
Yes
DLSS / FSR
Yes
Yes
LED
GIGABYTE RGB Fusion
Non addressable LED
More information
The GIGABYTE GeForce RTX 3080 Eagle OC 10G supports a maximum resolution of 7680x4320 pixels.
The maximum resolution of the Sapphire Radeon RX 6900 XT is 7680x4320 pixels.
Supported Video Codecs
Supported Video Codecs
GIGABYTE GeForce RTX 3080 Eagle OC 10G
Sapphire Radeon RX 6900 XT
h264
Decode / Encode
Decode / Encode
h265 / HEVC
Decode / Encode
Decode / Encode
VP8
Decode
Decode / Encode
VP9
Decode
Decode / Encode
AV1
Decode
Decode
More information
The support and acceleration of certain video codecs directly in the graphics card reduces the load when playing or creating videos.
Dimensions
Dimensions
GIGABYTE GeForce RTX 3080 Eagle OC 10G
Sapphire Radeon RX 6900 XT
Length
320 mm
267 mm
Height
128 mm
120 mm
Width
56 mm
50 mm
Width (Slots)
3 Slots
3 Slots
SFF-Ready
No
No
More information
The GIGABYTE GeForce RTX 3080 Eagle OC 10G is 320 mm long, 128 mm high and 56 mm wide.
The Sapphire Radeon RX 6900 XT is 267 mm long, 120 mm high and 50 mm wide.
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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