The Gainward GeForce RTX 3090 Phoenix is based on the NVIDIA GeForce RTX 3090 (Ampere) and has 24 GB GDDR6X graphics memory with a bandwidth of 936 GB/s.
The NVIDIA GeForce RTX 3070 Founders Edition is based on the NVIDIA GeForce RTX 3070 (Ampere) and has 8 GB GDDR6 graphics memory with a bandwidth of 448 GB/s.
Quick comparison
In FP32 performance, the Gainward GeForce RTX 3090 Phoenix is 75 % faster than the NVIDIA GeForce RTX 3070 Founders Edition.
The Gainward GeForce RTX 3090 Phoenix has the GA102-300-A1 graphics chip installed, which is based on the Ampere architecture.
The NVIDIA GeForce RTX 3070 Founders Edition is based on the graphics chip GA104-300-A1, which comes from the Ampere architecture.
Memory
Memory
Gainward GeForce RTX 3090 Phoenix
NVIDIA GeForce RTX 3070 Founders Edition
Memory Size
24 GB
8 GB
Memory Type
GDDR6X
GDDR6
Memory Clock
1.219 GHz
1.750 GHz
Memory Speed
19.5 Gbps
14.0 Gbps
Memory bandwidth
936 GB/s
448 GB/s
Memory Interface
384 bit
256 bit
More information
The graphics memory of the Gainward GeForce RTX 3090 Phoenix clocks at 1.219 GHz, which corresponds to a speed of 19.5 Gbps.
The graphics memory speed of the NVIDIA GeForce RTX 3070 Founders Edition is 14.0 Gbps and the clock speed is 1.750 GHz.
Clock Speeds
Clock Speeds
Gainward GeForce RTX 3090 Phoenix
NVIDIA GeForce RTX 3070 Founders Edition
Base Clock
1.395 GHz
1.500 GHz
Boost Clock
1.695 GHz
1.725 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 RTX 3090 Phoenix
NVIDIA GeForce RTX 3070 Founders Edition
TDP
350 W
220 W
TDP (up)
--
240 W
Tjunction max
93 °C
93 °C
PCIe-Power
2 x 8-Pin
1 x 8-Pin
More information
The Gainward GeForce RTX 3090 Phoenix is powered by 2 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 350 W.
The NVIDIA GeForce RTX 3070 Founders Edition has 1 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 220 W.
Cooler & Fans
Cooler & Fans
Gainward GeForce RTX 3090 Phoenix
NVIDIA GeForce RTX 3070 Founders Edition
Fan-Type
Axial
Axial
Fan 1
3 x 90 mm
2 x 85 mm
Cooler-Type
Air cooling
Air cooling
Noise (Idle)
0 dB
0 dB
Noise (Load)
--
37 dB
More information
The Gainward GeForce RTX 3090 Phoenix is equipped with a total of 3 Axial main fans.
The NVIDIA GeForce RTX 3070 Founders Edition has 2 Axial main fans that cool the GPU and memory.
Connectivity
Connectivity
Gainward GeForce RTX 3090 Phoenix
NVIDIA GeForce RTX 3070 Founders Edition
Max. Displays
4
4
HDCP
2.3
2.3
HDMI
1x HDMI 2.1
1x HDMI 2.1
DisplayPort
3x DP 1.4a
3x DP 1.4a
More information
Up to 4 screens can be operated with the Gainward GeForce RTX 3090 Phoenix.
The NVIDIA GeForce RTX 3070 Founders Edition supports the operation of a maximum of 4 monitors.
Featureset
Featureset
Gainward GeForce RTX 3090 Phoenix
NVIDIA GeForce RTX 3070 Founders Edition
Max. resolution
7680x4320
7680x4320
DirectX
12_2 (Ultimate)
12_2 (Ultimate)
Raytracing
Yes
Yes
DLSS / FSR
Yes
Yes
LED
Non addressable LED
No LED lighting
More information
With the Gainward GeForce RTX 3090 Phoenix it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels.
The maximum supported resolution of the NVIDIA GeForce RTX 3070 Founders Edition is 7680x4320 pixels.
Supported Video Codecs
Supported Video Codecs
Gainward GeForce RTX 3090 Phoenix
NVIDIA GeForce RTX 3070 Founders Edition
h264
Decode / Encode
Decode / Encode
h265 / HEVC
Decode / Encode
Decode / Encode
VP8
Decode
Decode
VP9
Decode
Decode
AV1
Decode
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 RTX 3090 Phoenix
NVIDIA GeForce RTX 3070 Founders Edition
Length
294 mm
242 mm
Height
112 mm
112 mm
Width (Slots)
3 Slots
2 Slots
Weight
--
1,034 g
SFF-Ready
No
No
More information
The Gainward GeForce RTX 3090 Phoenix is connected to the system via PCIe 4.0 x 16 lanes and requires 3 PCIe-Slots space in the housing.
The NVIDIA GeForce RTX 3070 Founders Edition needs the space of 2 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.
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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