AMD Radeon R9 390 vs NVIDIA GRID A100B
GPU Specs Compare
Graphics Card
Release Date
Jun 2015
May 2020
Generation
Pirate Islands
GRID
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1500 MHz
1215 MHz
Base Clock
-
900 MHz
Boost Clock
-
1005 MHz
Memory
Memory Size
8GB
48GB
Memory Type
GDDR5
HBM2e
Memory Bus
512bit
6144bit
Bandwidth
384.0GB/s
1.87TB/s
Render Config
Compute Units
40
-
Shading Units
2560
6912
TMUs
160
432
ROPs
64
192
L1 Cache
16 KB (per CU)
192 KB (per SM)
L2 Cache
1024 KB
48 MB
SM Count
-
108
Tensor Cores
-
432
Theoretical Performance
Pixel Rate
64.00 GPixel/s
193.0 GPixel/s
Texture Rate
160.0 GTexel/s
434.2 GTexel/s
FP32 (float)
5.120 TFLOPS
13.89 TFLOPS
FP64 (double)
640.0 GFLOPS
6.947 TFLOPS
FP16 (half)
-
55.57 TFLOPS
Graphics Processor
GPU Name
Grenada
GA100
GPU Variant
Grenada PRO(215-0880030)
-
Architecture
GCN 2.0
Ampere
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
6.2 billion
54.2 billion
Die Size
438 mm²
826 mm²
Board Design
TDP
275W
400W
Suggested PSU
600 W
800 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
N/A
OpenGL
4.6
N/A
OpenCL
2.0
3.0
Vulkan
1.2
N/A
Shader Model
6.3
N/A
CUDA
-
8.0
📊 Benchmark
3DMark Time Spy
3,964
-
3DMark Time Spy Extreme
1,931
-