AMD Radeon HD 7970 vs NVIDIA GeForce RTX 4070 AD103
GPU Specs Compare
Graphics Card
Release Date
Jan 2012
Mar 2024
Generation
Southern Islands
GeForce 40
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1375 MHz
1313 MHz
Base Clock
-
1920 MHz
Boost Clock
-
2475 MHz
Memory
Memory Size
3GB
12GB
Memory Type
GDDR5
GDDR6X
Memory Bus
384bit
192bit
Bandwidth
264.0GB/s
504.2GB/s
Render Config
Compute Units
32
-
Shading Units
2048
5888
TMUs
128
184
ROPs
32
64
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
768 KB
36 MB
SM Count
-
46
Tensor Cores
-
184
RT Cores
-
46
Theoretical Performance
Pixel Rate
29.60 GPixel/s
158.4 GPixel/s
Texture Rate
118.4 GTexel/s
455.4 GTexel/s
FP32 (float)
3.789 TFLOPS
29.15 TFLOPS
FP64 (double)
947.2 GFLOPS
455.4 GFLOPS
FP16 (half)
-
29.15 TFLOPS
Graphics Processor
GPU Name
Tahiti
AD103
GPU Variant
Tahiti XT(215-0821060)
AD103-175-K1-A1
Architecture
GCN 1.0
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
4.313 billion
45.9 billion
Die Size
352 mm²
379 mm²
Board Design
TDP
250W
200W
Suggested PSU
600 W
550 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
1x 6-pin + 1x 8-pin
1x 16-pin
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)
6.7
CUDA
-
8.9
📊 Benchmark
3DMark Time Spy
2,310
-
3DMark Time Spy Extreme
1,209
-