The GALAX GeForce RTX 3090 HOF Premium has 10496 shader units and these clock a maximum of 1.82 GHz which results in an FP32 computing power of 38.10 TFLOPS.
The GALAX GeForce RTX 3090 HOF Premium is equipped with a graphics chip of the Ampere architecture, which has 82 streaming multiprocessors.
The graphics card Sapphire Radeon RX 6900 XT is based on the RDNA 2 architecture and is equipped with 80 execution units.
Memory
Memory
GALAX GeForce RTX 3090 HOF Premium
Sapphire Radeon RX 6900 XT
Memory Size
24 GB
16 GB
Memory Type
GDDR6X
GDDR6
Memory Clock
1.219 GHz
2.000 GHz
Memory Speed
19.5 Gbps
16.0 Gbps
Memory bandwidth
936 GB/s
512 GB/s
Memory Interface
384 bit
256 bit
More information
The GALAX GeForce RTX 3090 HOF Premium is equipped with a 24 GB large GDDR6X graphics memory, which is equipped with 1.219 GHz clocks.
The Sapphire Radeon RX 6900 XT has a 16 GB large GDDR6 graphics memory and the memory clock is 2.000GHz.
Clock Speeds
Clock Speeds
GALAX GeForce RTX 3090 HOF Premium
Sapphire Radeon RX 6900 XT
Base Clock
1.395 GHz
1.825 GHz
Boost Clock
1.815 GHz
2.250 GHz
Avg (Game) Clock
1.80 GHz
2.02 GHz
Overclocking
Yes
Yes
More information
The GALAX GeForce RTX 3090 HOF Premium has a turbo clock of 1.815 GHz. The turbo frequency of the Sapphire Radeon RX 6900 XT is 2.250 GHz.
Thermal Design
Thermal Design
GALAX GeForce RTX 3090 HOF Premium
Sapphire Radeon RX 6900 XT
TDP
420 W
300 W
TDP (up)
--
345 W
Tjunction max
93 °C
100 °C
PCIe-Power
3 x 8-Pin
2 x 8-Pin
More information
The GALAX GeForce RTX 3090 HOF Premium has 3 x 8-Pin connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 93 °C.
The Sapphire Radeon RX 6900 XT is equipped with a 2 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 100 °C.
Cooler & Fans
Cooler & Fans
GALAX GeForce RTX 3090 HOF Premium
Sapphire Radeon RX 6900 XT
Fan-Type
Axial
Axial
Fan 1
2 x 102 mm
3 x 80 mm
Fan 2
1 x 92 mm
--
Cooler-Type
Air cooling
Air cooling
Noise (Idle)
0 dB
0 dB
More information
The graphics processor and graphics memory of the GALAX GeForce RTX 3090 HOF Premium are cooled with a Air cooling.
The Sapphire Radeon RX 6900 XT is cooled by a Air cooling.
Connectivity
Connectivity
GALAX GeForce RTX 3090 HOF Premium
Sapphire Radeon RX 6900 XT
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 1.4a
USB-C
--
1
More information
The GALAX GeForce RTX 3090 HOF Premium supports the downward compatible copy protection HDCP in version 2.3.
The Sapphire Radeon RX 6900 XT supports HDCP in version 2.3 and all previous versions.
Featureset
Featureset
GALAX GeForce RTX 3090 HOF Premium
Sapphire Radeon RX 6900 XT
Max. resolution
7680x4320
7680x4320
DirectX
12_2 (Ultimate)
12_2 (Ultimate)
Raytracing
Yes
Yes
DLSS / FSR
Yes
Yes
LED
Addressable LED
Non addressable LED
More information
The GALAX GeForce RTX 3090 HOF Premium supports the DirectX standard from Microsoft in version 12_2 (Ultimate).
The Sapphire Radeon RX 6900 XT supports Microsoft's DirectX version 12_2 (Ultimate).
Supported Video Codecs
Supported Video Codecs
GALAX GeForce RTX 3090 HOF Premium
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
This area lists which video codecs can be decoded or encoded by the graphics cards in hardware. As a result, the power consumption can be reduced due to a lower processor load.
Dimensions
Dimensions
GALAX GeForce RTX 3090 HOF Premium
Sapphire Radeon RX 6900 XT
Length
352 mm
267 mm
Height
160 mm
120 mm
Width
68 mm
50 mm
Width (Slots)
4 Slots
3 Slots
SFF-Ready
No
No
More information
The GALAX GeForce RTX 3090 HOF Premium is 68 mm wide and therefore needs the space of 3 PCIe-Slots in the case.
The width of the Sapphire Radeon RX 6900 XT is 68 mm and thus requires the space of 3 PCIe-Slots in the PC case.
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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