NVIDIA RTX A500 Mobile vs AMD Radeon R9 285
GPU · Specs Compare
Graphics Card
Release Date
Mar 2022
Sep 2014
Generation
Ampere-MW
Volcanic Islands
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
832 MHz
—
Boost Clock
1537 MHz
—
Memory Clock
1500 MHz
1375 MHz
Memory
Memory Size
4GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
64bit
256bit
Bandwidth
96.00GB/s
176.0GB/s
Render Config
SM Count
16
—
Shading Units
2048
1792
TMUs
64
112
ROPs
32
32
Tensor Cores
64
—
RT Cores
16
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
2 MB
512 KB
Compute Units
—
28
Theoretical Performance
Pixel Rate
49.18 GPixel/s
29.38 GPixel/s
Texture Rate
98.37 GTexel/s
102.8 GTexel/s
FP16 (half)
6.296 TFLOPS
3.290 TFLOPS
FP32 (float)
6.296 TFLOPS
3.290 TFLOPS
FP64 (double)
98.37 GFLOPS
205.6 GFLOPS
Graphics Processor
GPU Name
GA107S
Tonga
Architecture
Ampere
GCN 3.0
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
8.7 billion
5 billion
Die Size
200 mm²
366 mm²
GPU Variant
—
Tonga PRO(215-0851128)
Board Design
TDP
30W
190W
Outputs
Portable Device Dependent
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
2x 6-pin
Suggested PSU
—
450 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.2.170
CUDA
8.6
—
Shader Model
6.8
6.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.