NVIDIA GeForce RTX 4080 Max-Q vs AMD Radeon HD 7790
GPU Specs Compare
Graphics Card
Release Date
Jan 2023
Mar 2013
Generation
GeForce 40 Mobile
Southern Islands
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
795 MHz
-
Boost Clock
1350 MHz
-
Memory Clock
1750 MHz
1500 MHz
Memory
Memory Size
12GB
1024MB
Memory Type
GDDR6
GDDR5
Memory Bus
192bit
128bit
Bandwidth
336.0GB/s
96.00GB/s
Render Config
SM Count
58
-
Shading Units
7424
896
TMUs
232
56
ROPs
80
16
Tensor Cores
232
-
RT Cores
58
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
48 MB
256 KB
Compute Units
-
14
Theoretical Performance
Pixel Rate
108.0 GPixel/s
16.00 GPixel/s
Texture Rate
313.2 GTexel/s
56.00 GTexel/s
FP16 (half)
20.04 TFLOPS
-
FP32 (float)
20.04 TFLOPS
1.792 TFLOPS
FP64 (double)
313.2 GFLOPS
112.0 GFLOPS
Graphics Processor
GPU Name
AD104
Bonaire
GPU Variant
GN21-X9
Bonaire XT(215-0839039)
Architecture
Ada Lovelace
GCN 2.0
Foundry
TSMC
TSMC
Process Size
4 nm
28 nm
Transistors
35.8 billion
2.08 billion
Die Size
295 mm²
160 mm²
Board Design
TDP
60W
85W
Outputs
Portable Device Dependent
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
1x 6-pin
Suggested PSU
-
250 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.3
1.2
CUDA
8.9
-
Shader Model
6.7
6.3
📊 Benchmark
3DMark Time Spy
-
1,307
3DMark Time Spy Extreme
-
409