AMD Radeon RX 7900 XT
vs
NVIDIA GeForce RTX 5080 Founders Edition


GPU comparison with benchmarks

The AMD Radeon RX 7900 XT is based on the AMD Radeon RX 7900 XT (RDNA 3) and has 20 GB GDDR6 graphics memory with a bandwidth of 800 GB/s.

The NVIDIA GeForce RTX 5080 Founders Edition is based on the NVIDIA GeForce RTX 5080 (Blackwell) and has 16 GB GDDR7 graphics memory with a bandwidth of 960 GB/s.

GPU

The AMD Radeon RX 7900 XT has the Navi 31 graphics chip installed, which is based on the RDNA 3 architecture.

The NVIDIA GeForce RTX 5080 Founders Edition is based on the graphics chip GB203-400-A1, which comes from the Blackwell architecture.
AMD Radeon RX 7900 XT GPU NVIDIA GeForce RTX 5080 Founders Edition
AMD Radeon RX 7900 XT Based on NVIDIA GeForce RTX 5080
Navi 31 GPU Chip GB203-400-A1
RDNA 3 Architecture Blackwell
84 Streaming Multiprocessors 84
5376 Shader 10752
192 Render Output Units 128
336 Texture Units 336
84 Raytracing Cores 84

Memory

The graphics memory of the AMD Radeon RX 7900 XT clocks at 2.500 GHz, which corresponds to a speed of 20.0 Gbps.

The graphics memory speed of the NVIDIA GeForce RTX 5080 Founders Edition is 30.0 Gbps and the clock speed is 1.875 GHz.

20 GB Memory Size 16 GB
GDDR6 Memory Type GDDR7
2.500 GHz Memory Clock 1.875 GHz
20.0 Gbps Memory Speed 30.0 Gbps
800 GB/s Memory bandwidth 960 GB/s
320 bit Memory Interface 256 bit

Clock Speeds

The clock frequency of a graphics card determines the speed in connection with the graphics architecture.

1.500 GHz Base Clock 2.295 GHz
2.400 GHz Boost Clock 2.617 GHz
2.00 GHz Avg (Game) Clock
Yes Overclocking Yes

Thermal Design

The AMD Radeon RX 7900 XT is powered by 2 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 300 W.

The NVIDIA GeForce RTX 5080 Founders Edition has 1 x 16-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 360 W.

300 W TDP 360 W
-- TDP (up) --
97 °C Tjunction max 88 °C
2 x 8-Pin PCIe-Power 1 x 16-Pin

Cooler & Fans

The AMD Radeon RX 7900 XT is equipped with a total of 3 Axial main fans.

The NVIDIA GeForce RTX 5080 Founders Edition has 2 Axial main fans that cool the GPU and memory.

Axial Fan-Type Axial
3 x 90 mm Fan 1 2 x 110 mm
-- Fan 2 --
Air cooling Cooler-Type Air cooling
0 dB Noise (Idle) 0 dB
37 dB Noise (Load) --

Connectivity

Up to 4 screens can be operated with the AMD Radeon RX 7900 XT.

The NVIDIA GeForce RTX 5080 Founders Edition supports the operation of a maximum of 4 monitors.

4 Max. Displays 4
2.3 HDCP-Version 2.3
1x HDMI v2.1 HDMI Ports 1x HDMI v2.1b
2x DP v2.1 DP Ports 3x DP v2.1b
-- DVI Ports --
-- VGA Ports --
1 USB-C Ports --

Featureset

With the AMD Radeon RX 7900 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 5080 Founders Edition is 7680x4320 pixels.

7680x4320 Max. resolution 7680x4320
12_2 (Ultimate) DirectX 12_2 (Ultimate)
Yes Raytracing Yes
Yes DLSS / FSR Yes
No LED lighting LED No LED lighting

Supported Video Codecs

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.

Decode / Encode h264 Decode / Encode
Decode / Encode h265 / HEVC Decode / Encode
Decode / Encode AV1 Decode / Encode
Decode / Encode VP8 Decode / Encode
Decode / Encode VP9 Decode / Encode

Dimensions

The AMD Radeon RX 7900 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 5080 Founders Edition needs the space of 3 PCIe-Slots in the case and has a PCIe 5 x 16 Lanes interface.

276 mm Length 304 mm
113 mm Height 137 mm
51 mm Width 48 mm
3 PCIe-Slots Width (Slots) 3 PCIe-Slots
-- Weight --
PCIe 4 x 16 GPU Interface PCIe 5 x 16
No SFF-Ready Yes

Additional data

The AMD Radeon RX 7900 XT has been manufactured with a structure width of 5 nanometers since Q4/2022.

The NVIDIA GeForce RTX 5080 Founders Edition came on the market in Q1/2025 and will have a structure width of 5 nanometers manufactured.

-- Part-no --
Q4/2022 Release date Q1/2025
899 $ Launch Price 1,169 $ (Reference)
5 nm Structure size 5 nm
data sheet Documents data sheet

Rate these graphics cards now

Here you can rate the AMD Radeon RX 7900 XT to help other visitors make their purchasing decisions. The average rating is 4.4 stars (20 ratings). Rate now:
Here you can rate the NVIDIA GeForce RTX 5080 Founders Edition to help other visitors make their purchasing decisions. The average rating is 3.2 stars (11 ratings). Rate now:

Benchmark results

3DMark Benchmark (DirectX, Raytracing)

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

Steel Nomad Light Graphics score

Steel Nomad Graphics score

Port Royal (Raytracing)

Speed Way Graphics Score (Raytracing)

Solar Bay (Raytracing)

Cyberpunk 2077

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.

3840x2160 (2160p)

AMD Radeon RX 7900 XT AMD Radeon RX 7900 XT
20 GB GDDR6
50 fps (avg)

2560x1440 (1440p)

AMD Radeon RX 7900 XT AMD Radeon RX 7900 XT
20 GB GDDR6
106 fps (avg)

1920x1080 (1080p)

AMD Radeon RX 7900 XT AMD Radeon RX 7900 XT
20 GB GDDR6
158 fps (avg)

The Last of Us Part 1

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.

3840x2160 (2160p)

AMD Radeon RX 7900 XT AMD Radeon RX 7900 XT
20 GB GDDR6
44 fps (avg)

2560x1440 (1440p)

AMD Radeon RX 7900 XT AMD Radeon RX 7900 XT
20 GB GDDR6
88 fps (avg)

1920x1080 (1080p)

AMD Radeon RX 7900 XT AMD Radeon RX 7900 XT
20 GB GDDR6
138 fps (avg)

Geekbench 6 (OpenCL, Vulkan, Metal)

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.

Geekbench 6 - OpenCL

AMD Radeon RX 7900 XT AMD Radeon RX 7900 XT
20 GB GDDR6
170054

Geekbench 6 - Vulkan

AMD Radeon RX 7900 XT AMD Radeon RX 7900 XT
20 GB GDDR6
196447

FP32 Performance (Single-precision TFLOPS)

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.

FP32 (TFLOPS)

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