NVIDIA RTX A2000 12 GB vs AMD Radeon RX 455 OEM
GPU · Specs Compare
Graphics Card
Release Date
Nov 2021
Jun 2016
Generation
Quadro
Arctic Islands
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
562 MHz
—
Boost Clock
1200 MHz
—
Memory Clock
1500 MHz
1625 MHz
Memory
Memory Size
12GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
192bit
128bit
Bandwidth
288.0GB/s
104.0GB/s
Render Config
SM Count
26
—
Shading Units
3328
768
TMUs
104
48
ROPs
48
16
Tensor Cores
104
—
RT Cores
26
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
3 MB
256 KB
Compute Units
—
12
Theoretical Performance
Pixel Rate
57.60 GPixel/s
16.80 GPixel/s
Texture Rate
124.8 GTexel/s
50.40 GTexel/s
FP16 (half)
7.987 TFLOPS
—
FP32 (float)
7.987 TFLOPS
1.613 TFLOPS
FP64 (double)
124.8 GFLOPS
100.8 GFLOPS
Graphics Processor
GPU Name
GA106
Tobago
Architecture
Ampere
GCN 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
12 billion
2.08 billion
Die Size
276 mm²
160 mm²
GPU Variant
—
Tobago PRO(215-0875010)
Board Design
TDP
70W
100W
Suggested PSU
250 W
300 W
Outputs
4x mini-DisplayPort 1.4a
1x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin
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
8.6
—
Shader Model
6.6
6.3
Benchmark
3DMark Time Spy
5,834
—
3DMark Time Spy Extreme
2,681
—
OctaneBench
227
—
Blender
1,885
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.