AMD Radeon HD 7950 vs NVIDIA GeForce RTX 4070 Max-Q
GPU · Specs Compare
Graphics Card
Release Date
Jan 2012
Jan 2023
Generation
Southern Islands
GeForce 40 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1250 MHz
2000 MHz
Base Clock
—
735 MHz
Boost Clock
—
1230 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
128bit
Bandwidth
240.0GB/s
256.0GB/s
Render Config
Compute Units
28
—
Shading Units
1792
4608
TMUs
112
144
ROPs
32
48
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
768 KB
32 MB
SM Count
—
36
Tensor Cores
—
144
RT Cores
—
36
Theoretical Performance
Pixel Rate
25.60 GPixel/s
59.04 GPixel/s
Texture Rate
89.60 GTexel/s
177.1 GTexel/s
FP32 (float)
2.867 TFLOPS
11.34 TFLOPS
FP64 (double)
716.8 GFLOPS
177.1 GFLOPS
FP16 (half)
—
11.34 TFLOPS
Graphics Processor
GPU Name
Tahiti
AD106
GPU Variant
Tahiti PRO(215-0821056)
GN21-X6
Architecture
GCN 1.0
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
4.313 billion
22.9 billion
Die Size
352 mm²
188 mm²
Board Design
TDP
200W
35W
Suggested PSU
550 W
—
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Portable Device Dependent
Power Connectors
2x 6-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
6.8
CUDA
—
8.9
Benchmark
3DMark Time Spy
1,969
—
3DMark Time Spy Extreme
1,019
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.