NVIDIA A100 SXM4 80 GB vs AMD Radeon HD 6990
GPU · Specs Compare
Graphics Card
Release Date
Nov 2020
Mar 2011
Generation
Tesla Ampere
Northern Islands
Type
AI GPU
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1275 MHz
—
Boost Clock
1410 MHz
—
Memory Clock
1593 MHz
1250 MHz
Memory
Memory Size
80GB
2GB
Memory Type
HBM2e
GDDR5
Memory Bus
5120bit
256bit
Bandwidth
2039GB/s
160.0GB/s
Render Config
SM Count
108
—
Shading Units
6912
1536
TMUs
432
96
ROPs
160
32
Tensor Cores
432
—
L1 Cache
192 KB (per SM)
8 KB (per CU)
L2 Cache
40 MB
512 KB
Compute Units
—
24
Theoretical Performance
Pixel Rate
225.6 GPixel/s
26.56 GPixel/s
Texture Rate
609.1 GTexel/s
79.68 GTexel/s
FP16 (half)
77.97 TFLOPS
—
FP32 (float)
19.49 TFLOPS
2.550 TFLOPS
FP64 (double)
9.746 TFLOPS
637.4 GFLOPS
Graphics Processor
GPU Name
GA100
Antilles
Architecture
Ampere
TeraScale 3
Foundry
TSMC
TSMC
Process Size
7 nm
40 nm
Transistors
54.2 billion
2.64 billion
Die Size
826 mm²
389 mm²
GPU Variant
—
Antilles XT(215-0807027)
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
11.2 (11_0)
OpenGL
N/A
4.4
OpenCL
3.0
1.2
Vulkan
N/A
N/A
CUDA
8.0
—
Shader Model
N/A
5.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.