AMD Radeon HD 7970 GHz Edition vs NVIDIA A100 PCIe
GPU · Specs Compare
Graphics Card
Release Date
Jun 2012
Jun 2020
Generation
Southern Islands
Tesla
Type
Desktop
AI GPU
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
765 MHz
Boost Clock
1050 MHz
1410 MHz
Memory Clock
1500 MHz
1215 MHz
Memory
Memory Size
3GB
40GB
Memory Type
GDDR5
HBM2e
Memory Bus
384bit
5120bit
Bandwidth
288.0GB/s
1555GB/s
Render Config
Compute Units
32
—
Shading Units
2048
6912
TMUs
128
432
ROPs
32
160
L1 Cache
16 KB (per CU)
192 KB (per SM)
L2 Cache
768 KB
40 MB
SM Count
—
108
Tensor Cores
—
432
Theoretical Performance
Pixel Rate
33.60 GPixel/s
225.6 GPixel/s
Texture Rate
134.4 GTexel/s
609.1 GTexel/s
FP32 (float)
4.301 TFLOPS
19.49 TFLOPS
FP64 (double)
1075 GFLOPS
9.746 TFLOPS
FP16 (half)
—
77.97 TFLOPS
Graphics Processor
GPU Name
Tahiti
GA100
GPU Variant
Tahiti XT2(215-0821065)
—
Architecture
GCN 1.0
Ampere
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
4.313 billion
54.2 billion
Die Size
352 mm²
826 mm²
Board Design
TDP
300W
250W
Suggested PSU
700 W
600 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
8-pin EPS
Graphics Features
DirectX
12 (11_1)
N/A
OpenGL
4.6
N/A
OpenCL
1.2
3.0
Vulkan
1.2
N/A
Shader Model
5.1
N/A
CUDA
—
8.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.