NVIDIA RTX A4500 Mobile vs AMD Radeon R9 270 1024SP
GPU · Specs Compare
Graphics Card
Release Date
Mar 2022
Mar 2015
Generation
Quadro Ampere-M
Volcanic Islands
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
930 MHz
900 MHz
Boost Clock
1500 MHz
925 MHz
Memory Clock
2000 MHz
1200 MHz
Memory
Memory Size
16GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
153.6GB/s
Render Config
SM Count
46
—
Shading Units
5888
1024
TMUs
184
64
ROPs
96
32
Tensor Cores
184
—
RT Cores
46
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
4 MB
512 KB
Compute Units
—
16
Theoretical Performance
Pixel Rate
144.0 GPixel/s
29.60 GPixel/s
Texture Rate
276.0 GTexel/s
59.20 GTexel/s
FP16 (half)
17.66 TFLOPS
—
FP32 (float)
17.66 TFLOPS
1.894 TFLOPS
FP64 (double)
276.0 GFLOPS
118.4 GFLOPS
Graphics Processor
GPU Name
GA104
Pitcairn
Architecture
Ampere
GCN 1.0
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
17.4 billion
2.8 billion
Die Size
392 mm²
212 mm²
GPU Variant
—
Pitcairn PRO(215-0828062)
Board Design
TDP
140W
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
8.6
—
Shader Model
6.7
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.