NVIDIA GeForce RTX 4080 Max-Q vs AMD Radeon RX 7900 XT
GPU Specs Compare
Graphics Card
Release Date
Jan 2023
Nov 2022
Generation
GeForce 40 Mobile
Navi III
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
795 MHz
1387 MHz
Boost Clock
1350 MHz
2394 MHz
Memory Clock
1750 MHz
2500 MHz
Memory
Memory Size
12GB
20GB
Memory Type
GDDR6
GDDR6
Memory Bus
192bit
320bit
Bandwidth
336.0GB/s
800.0GB/s
Render Config
SM Count
58
-
Shading Units
7424
5376
TMUs
232
336
ROPs
80
192
Tensor Cores
232
-
RT Cores
58
84
L1 Cache
128 KB (per SM)
256 KB per Array
L2 Cache
48 MB
6 MB
Compute Units
-
84
L3 Cache
-
80 MB
Theoretical Performance
Pixel Rate
108.0 GPixel/s
459.6 GPixel/s
Texture Rate
313.2 GTexel/s
804.4 GTexel/s
FP16 (half)
20.04 TFLOPS
103.0 TFLOPS
FP32 (float)
20.04 TFLOPS
51.48 TFLOPS
FP64 (double)
313.2 GFLOPS
1.609 TFLOPS
Graphics Processor
GPU Name
AD104
Navi 31
GPU Variant
GN21-X9
Navi 31 XT(215-145000156)
Architecture
Ada Lovelace
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
4 nm
5 nm
Transistors
35.8 billion
57.7 billion
Die Size
295 mm²
529 mm²
Board Design
TDP
60W
300W
Outputs
Portable Device Dependent
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
Power Connectors
None
2x 8-pin
Suggested PSU
-
700 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.2
Vulkan
1.3
1.3
CUDA
8.9
-
Shader Model
6.7
6.8
📊 Benchmark
3DMark Time Spy
-
26,829
3DMark Time Spy Extreme
-
13,130
3DMark Speed Way
-
5,364