NVIDIA GRID A100A vs AMD Radeon HD 7990
GPU Specs Compare
Graphics Card
Release Date
May 2020
Apr 2013
Generation
GRID
Southern Islands
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1095 MHz
950 MHz
Boost Clock
1410 MHz
1000 MHz
Memory Clock
1215 MHz
1500 MHz
Memory
Memory Size
32GB
3GB
Memory Type
HBM2e
GDDR5
Memory Bus
6144bit
384bit
Bandwidth
1.87TB/s
288.0GB/s
Render Config
SM Count
108
-
Shading Units
6912
2048
TMUs
432
128
ROPs
192
32
Tensor Cores
432
-
L1 Cache
192 KB (per SM)
16 KB (per CU)
L2 Cache
32 MB
768 KB
Compute Units
-
32
Theoretical Performance
Pixel Rate
270.7 GPixel/s
32.00 GPixel/s
Texture Rate
609.1 GTexel/s
128.0 GTexel/s
FP16 (half)
77.97 TFLOPS
-
FP32 (float)
19.49 TFLOPS
4.096 TFLOPS
FP64 (double)
9.746 TFLOPS
1024 GFLOPS
Graphics Processor
GPU Name
GA100
Malta
Architecture
Ampere
GCN 1.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
54.2 billion
4.313 billion
Die Size
826 mm²
365 mm²
GPU Variant
-
Malta XT(215-0849026)
Board Design
TDP
400W
375W
Suggested PSU
800 W
750 W
Outputs
No outputs
1x DVI4x mini-DisplayPort 1.2
Power Connectors
None
2x 8-pin
Graphics Features
DirectX
N/A
12 (11_1)
OpenGL
N/A
4.6
OpenCL
3.0
1.2
Vulkan
N/A
1.2
CUDA
8.0
-
Shader Model
N/A
5.1