NVIDIA A800 SXM4 80 GB vs AMD Radeon R9 390 X2
GPU Specs Compare
Graphics Card
Release Date
Aug 2022
Sep 2015
Generation
Ampere
Pirate Islands
Type
AI GPU
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1155 MHz
-
Boost Clock
1410 MHz
-
Memory Clock
1593 MHz
1350 MHz
Memory
Memory Size
80GB
8GB
Memory Type
HBM2e
GDDR5
Memory Bus
5120bit
512bit
Bandwidth
2039GB/s
345.6GB/s
Render Config
SM Count
108
-
Shading Units
6912
2560
TMUs
432
160
ROPs
160
64
Tensor Cores
432
-
L1 Cache
192 KB (per SM)
16 KB (per CU)
L2 Cache
40 MB
1024 KB
Compute Units
-
40
Theoretical Performance
Pixel Rate
225.6 GPixel/s
64.00 GPixel/s
Texture Rate
609.1 GTexel/s
160.0 GTexel/s
FP16 (half)
77.97 TFLOPS
-
FP32 (float)
19.49 TFLOPS
5.120 TFLOPS
FP64 (double)
9.746 TFLOPS
640.0 GFLOPS
Graphics Processor
GPU Name
GA100
Grenada
Architecture
Ampere
GCN 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
54.2 billion
6.2 billion
Die Size
826 mm²
438 mm²
GPU Variant
-
Grenada PRO(215-0880030)
Board Design
TDP
400W
580W
Suggested PSU
800 W
950 W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
4x 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