AMD Radeon HD 7970 vs NVIDIA RTX A3000 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Jan 2012
Apr 2021
Generation
Southern Islands
Ampere-MW
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1375 MHz
1375 MHz
Base Clock
—
600 MHz
Boost Clock
—
1230 MHz
Memory
Memory Size
3GB
6GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
192bit
Bandwidth
264.0GB/s
264.0GB/s
Render Config
Compute Units
32
—
Shading Units
2048
4096
TMUs
128
128
ROPs
32
64
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
768 KB
4 MB
SM Count
—
32
Tensor Cores
—
128
RT Cores
—
32
Theoretical Performance
Pixel Rate
29.60 GPixel/s
78.72 GPixel/s
Texture Rate
118.4 GTexel/s
157.4 GTexel/s
FP32 (float)
3.789 TFLOPS
10.08 TFLOPS
FP64 (double)
947.2 GFLOPS
157.4 GFLOPS
FP16 (half)
—
10.08 TFLOPS
Graphics Processor
GPU Name
Tahiti
GA104
GPU Variant
Tahiti XT(215-0821060)
—
Architecture
GCN 1.0
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
4.313 billion
17.4 billion
Die Size
352 mm²
392 mm²
Board Design
TDP
250W
70W
Suggested PSU
600 W
—
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Portable Device Dependent
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
2.1 (1.2)
3.0
Vulkan
1.2.170
1.3
Shader Model
6.5 (5.1)
6.8
CUDA
—
8.6
Benchmark
3DMark Time Spy
2,310
—
3DMark Time Spy Extreme
1,209
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.