AMD Radeon HD 7970 GHz Edition vs NVIDIA RTX A2000
GPU · Specs Compare
Graphics Card
Release Date
Jun 2012
Aug 2021
Generation
Southern Islands
Quadro Ampere
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
562 MHz
Boost Clock
1050 MHz
1200 MHz
Memory Clock
1500 MHz
1500 MHz
Memory
Memory Size
3GB
6GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
192bit
Bandwidth
288.0GB/s
288.0GB/s
Render Config
Compute Units
32
—
Shading Units
2048
3328
TMUs
128
104
ROPs
32
48
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
768 KB
3 MB
SM Count
—
26
Tensor Cores
—
104
RT Cores
—
26
Theoretical Performance
Pixel Rate
33.60 GPixel/s
57.60 GPixel/s
Texture Rate
134.4 GTexel/s
124.8 GTexel/s
FP32 (float)
4.301 TFLOPS
7.987 TFLOPS
FP64 (double)
1075 GFLOPS
124.8 GFLOPS
FP16 (half)
—
7.987 TFLOPS
Graphics Processor
GPU Name
Tahiti
GA106
GPU Variant
Tahiti XT2(215-0821065)
GA106-850-A1
Architecture
GCN 1.0
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
4.313 billion
12 billion
Die Size
352 mm²
276 mm²
Board Design
TDP
300W
70W
Suggested PSU
700 W
250 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
4x mini-DisplayPort 1.4a
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
6.7
CUDA
—
8.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.