The NVIDIA GeForce RTX 5070 Founders Edition is based on the NVIDIA GeForce RTX 5070 (Blackwell) and has 12 GB GDDR7 graphics memory with a bandwidth of 672 GB/s.
Quick comparison
In FP32 performance, the SAPPHIRE Radeon RX 7800 XT is 21 % faster than the NVIDIA GeForce RTX 5070 Founders Edition.
The SAPPHIRE Radeon RX 7800 XT has the Navi 32 XT graphics chip installed, which is based on the RDNA 3 architecture.
The NVIDIA GeForce RTX 5070 Founders Edition is based on the graphics chip GB205-300-A1, which comes from the Blackwell architecture.
Memory
Memory
SAPPHIRE Radeon RX 7800 XT
NVIDIA GeForce RTX 5070 Founders Edition
Memory Size
16 GB
12 GB
Memory Type
GDDR6
GDDR7
Memory Clock
2.438 GHz
1.750 GHz
Memory Speed
19.5 Gbps
28.0 Gbps
Memory bandwidth
624 GB/s
672 GB/s
Memory Interface
256 bit
192 bit
More information
The graphics memory of the SAPPHIRE Radeon RX 7800 XT clocks at 2.438 GHz, which corresponds to a speed of 19.5 Gbps.
The graphics memory speed of the NVIDIA GeForce RTX 5070 Founders Edition is 28.0 Gbps and the clock speed is 1.750 GHz.
Clock Speeds
Clock Speeds
SAPPHIRE Radeon RX 7800 XT
NVIDIA GeForce RTX 5070 Founders Edition
Base Clock
1.800 GHz
2.165 GHz
Boost Clock
2.430 GHz
2.510 GHz
Avg (Game) Clock
2.12 GHz
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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
SAPPHIRE Radeon RX 7800 XT
NVIDIA GeForce RTX 5070 Founders Edition
TDP
263 W
250 W
Tjunction max
96 °C
85 °C
PCIe-Power
2 x 8-Pin
1 x 16-Pin
More information
The SAPPHIRE Radeon RX 7800 XT is powered by 2 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 263 W.
The NVIDIA GeForce RTX 5070 Founders Edition has 1 x 16-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 250 W.
Cooler & Fans
Cooler & Fans
SAPPHIRE Radeon RX 7800 XT
NVIDIA GeForce RTX 5070 Founders Edition
Fan-Type
Axial
Axial
Fan 1
2 x 90 mm
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Cooler-Type
Air cooling
Air cooling
Noise (Idle)
0 dB
0 dB
More information
The SAPPHIRE Radeon RX 7800 XT is equipped with a total of 2 Axial main fans.
The NVIDIA GeForce RTX 5070 Founders Edition has 0 Axial main fans that cool the GPU and memory.
Connectivity
Connectivity
SAPPHIRE Radeon RX 7800 XT
NVIDIA GeForce RTX 5070 Founders Edition
Max. Displays
4
4
HDCP
2.3
2.3
HDMI
1x HDMI 2.1
1x HDMI 2.1b
DisplayPort
3x DP 2.1
3x DP 2.1b
More information
Up to 4 screens can be operated with the SAPPHIRE Radeon RX 7800 XT.
The NVIDIA GeForce RTX 5070 Founders Edition supports the operation of a maximum of 4 monitors.
Featureset
Featureset
SAPPHIRE Radeon RX 7800 XT
NVIDIA GeForce RTX 5070 Founders Edition
Max. resolution
7680x4320
7680x4320
DirectX
12_2 (Ultimate)
12_2 (Ultimate)
Raytracing
Yes
Yes
DLSS / FSR
Yes
Yes
LED
Addressable LED
No LED lighting
More information
With the SAPPHIRE Radeon RX 7800 XT 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 5070 Founders Edition is 7680x4320 pixels.
Supported Video Codecs
Supported Video Codecs
SAPPHIRE Radeon RX 7800 XT
NVIDIA GeForce RTX 5070 Founders Edition
h264
Decode / Encode
Decode / Encode
h265 / HEVC
Decode / Encode
Decode / Encode
VP8
Decode / Encode
Decode / Encode
VP9
Decode / Encode
Decode / Encode
AV1
Decode / Encode
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
SAPPHIRE Radeon RX 7800 XT
NVIDIA GeForce RTX 5070 Founders Edition
Length
267 mm
242 mm
Height
110 mm
112 mm
Width
50 mm
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Width (Slots)
3 Slots
2 Slots
SFF-Ready
No
Yes
More information
The SAPPHIRE Radeon RX 7800 XT is connected to the system via PCIe 4 x 16 lanes and requires 3 PCIe-Slots space in the housing.
The NVIDIA GeForce RTX 5070 Founders Edition needs the space of 2 PCIe-Slots in the case and has a PCIe 5 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.
Here you can rate the SAPPHIRE Radeon RX 7800 XT to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 ratings). Rate now:
Here you can rate the NVIDIA GeForce RTX 5070 Founders Edition to help other visitors make their purchasing decisions. The average rating is 3.4 stars (12 ratings). Rate now:
