NVIDIA A100 PCIe vs AMD Radeon HD 6870
GPU · Specs Compare
Graphics Card
Release Date
Jun 2020
Oct 2010
Generation
Tesla
Northern Islands
Type
AI GPU
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
765 MHz
—
Boost Clock
1410 MHz
—
Memory Clock
1215 MHz
1050 MHz
Memory
Memory Size
40GB
1024MB
Memory Type
HBM2e
GDDR5
Memory Bus
5120bit
256bit
Bandwidth
1555GB/s
134.4GB/s
Render Config
SM Count
108
—
Shading Units
6912
1120
TMUs
432
56
ROPs
160
32
Tensor Cores
432
—
L1 Cache
192 KB (per SM)
8 KB (per CU)
L2 Cache
40 MB
512 KB
Compute Units
—
14
Theoretical Performance
Pixel Rate
225.6 GPixel/s
28.80 GPixel/s
Texture Rate
609.1 GTexel/s
50.40 GTexel/s
FP16 (half)
77.97 TFLOPS
—
FP32 (float)
19.49 TFLOPS
2.016 TFLOPS
FP64 (double)
9.746 TFLOPS
—
Graphics Processor
GPU Name
GA100
Barts
Architecture
Ampere
TeraScale 2
Foundry
TSMC
TSMC
Process Size
7 nm
40 nm
Transistors
54.2 billion
1.7 billion
Die Size
826 mm²
255 mm²
GPU Variant
—
Barts XT(215-0798000)
Board Design
TDP
250W
151W
Suggested PSU
600 W
450 W
Outputs
No outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power Connectors
8-pin EPS
2x 6-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.