NVIDIA GeForce RTX 4080 Max-Q vs AMD Radeon R9 270
GPU Specs Compare
Graphics Card
Release Date
Jan 2023
Nov 2013
Generation
GeForce 40 Mobile
Volcanic Islands
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
795 MHz
900 MHz
Boost Clock
1350 MHz
925 MHz
Memory Clock
1750 MHz
1400 MHz
Memory
Memory Size
12GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
192bit
256bit
Bandwidth
336.0GB/s
179.2GB/s
Render Config
SM Count
58
-
Shading Units
7424
1280
TMUs
232
80
ROPs
80
32
Tensor Cores
232
-
RT Cores
58
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
48 MB
512 KB
Compute Units
-
20
Theoretical Performance
Pixel Rate
108.0 GPixel/s
29.60 GPixel/s
Texture Rate
313.2 GTexel/s
74.00 GTexel/s
FP16 (half)
20.04 TFLOPS
-
FP32 (float)
20.04 TFLOPS
2.368 TFLOPS
FP64 (double)
313.2 GFLOPS
148.0 GFLOPS
Graphics Processor
GPU Name
AD104
Curacao
GPU Variant
GN21-X9
Curacao PRO(215-0848000)
Architecture
Ada Lovelace
GCN 1.0
Foundry
TSMC
TSMC
Process Size
4 nm
28 nm
Transistors
35.8 billion
2.8 billion
Die Size
295 mm²
212 mm²
Board Design
TDP
60W
150W
Outputs
Portable Device Dependent
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin
Suggested PSU
-
450 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
CUDA
8.9
-
Shader Model
6.7
5.1
📊 Benchmark
3DMark Time Spy
-
1,603