NVIDIA A100 SXM4 80 GB vs AMD Radeon R9 285X
GPU Specs Compare
Graphics Card
Release Date
Nov 2020
Unknown
Generation
Tesla Ampere
Volcanic Islands
Type
AI GPU
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1275 MHz
-
Boost Clock
1410 MHz
-
Memory Clock
1593 MHz
1375 MHz
Memory
Memory Size
80GB
3GB
Memory Type
HBM2e
GDDR5
Memory Bus
5120bit
384bit
Bandwidth
2039GB/s
264.0GB/s
Render Config
SM Count
108
-
Shading Units
6912
2048
TMUs
432
128
ROPs
160
32
Tensor Cores
432
-
L1 Cache
192 KB (per SM)
16 KB (per CU)
L2 Cache
40 MB
768 KB
Compute Units
-
32
Theoretical Performance
Pixel Rate
225.6 GPixel/s
32.06 GPixel/s
Texture Rate
609.1 GTexel/s
128.3 GTexel/s
FP16 (half)
77.97 TFLOPS
-
FP32 (float)
19.49 TFLOPS
4.104 TFLOPS
FP64 (double)
9.746 TFLOPS
-
Graphics Processor
GPU Name
GA100
Tonga
Architecture
Ampere
GCN 3.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
54.2 billion
5 billion
Die Size
826 mm²
366 mm²
GPU Variant
-
Tonga XT(215-0851313)
Board Design
TDP
400W
200W
Suggested PSU
800 W
550 W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
N/A
12 (12_0)
OpenGL
N/A
4.6
OpenCL
3.0
2.0
Vulkan
N/A
1.2
CUDA
8.0
-
Shader Model
N/A
6.3