NVIDIA A100 PCIe 80 GB vs AMD Radeon RX 6600S
GPU · Specs Compare
Graphics Card
Release Date
Jun 2021
Jan 2022
Generation
Tesla Ampere(Axx)
Mobility Radeon
Type
Professional
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1065 MHz
1700 MHz
Boost Clock
1410 MHz
2000 MHz
Memory Clock
1512 MHz
1750 MHz
Memory
Memory Size
80GB
4GB
Memory Type
HBM2e
GDDR6
Memory Bus
5120bit
128bit
Bandwidth
1.94TB/s
224.0GB/s
Render Config
SM Count
108
—
Shading Units
6912
1792
TMUs
432
112
ROPs
160
64
Tensor Cores
432
—
L1 Cache
192 KB (per SM)
128 KB per Array
L2 Cache
80 MB
2 MB
Compute Units
—
28
RT Cores
—
28
L3 Cache
—
32 MB
Theoretical Performance
Pixel Rate
225.6 GPixel/s
128.0 GPixel/s
Texture Rate
609.1 GTexel/s
224.0 GTexel/s
FP16 (half)
77.97 TFLOPS
14.34 TFLOPS
FP32 (float)
19.49 TFLOPS
7.168 TFLOPS
FP64 (double)
9.746 TFLOPS
448.0 GFLOPS
Graphics Processor
GPU Name
GA100
Navi 23
Architecture
Ampere
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
7 nm
Transistors
54.2 billion
11.06 billion
Die Size
826 mm²
237 mm²
Board Design
TDP
300W
80W
Suggested PSU
700 W
—
Outputs
No outputs
No outputs
Power Connectors
8-pin EPS
None
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.3
CUDA
8.0
—
Shader Model
N/A
6.5
Benchmark
OctaneBench
310
—
Blender
3,722
—
3DMark Time Spy
—
7,700
3DMark Time Spy Extreme
—
3,389
▲ Specs Compare
Data sourced from official specifications and benchmark tests.