NVIDIA GeForce RTX 3070 Mobile vs AMD Radeon HD 7950
GPU Specs Compare
Graphics Card
Release Date
Jan 2021
Jan 2012
Generation
GeForce 30 Mobile
Southern Islands
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1110 MHz
-
Boost Clock
1560 MHz
-
Memory Clock
1750 MHz
1250 MHz
Memory
Memory Size
8GB
3GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
384bit
Bandwidth
448.0GB/s
240.0GB/s
Render Config
SM Count
40
-
Shading Units
5120
1792
TMUs
160
112
ROPs
80
32
Tensor Cores
160
-
RT Cores
40
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
4 MB
768 KB
Compute Units
-
28
Theoretical Performance
Pixel Rate
124.8 GPixel/s
25.60 GPixel/s
Texture Rate
249.6 GTexel/s
89.60 GTexel/s
FP16 (half)
15.97 TFLOPS
-
FP32 (float)
15.97 TFLOPS
2.867 TFLOPS
FP64 (double)
249.6 GFLOPS
716.8 GFLOPS
Graphics Processor
GPU Name
GA104
Tahiti
GPU Variant
GA104-770-A1
Tahiti PRO(215-0821056)
Architecture
Ampere
GCN 1.0
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
17.4 billion
4.313 billion
Die Size
392 mm²
352 mm²
Board Design
TDP
115W
200W
Outputs
No outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
2x 6-pin
Suggested PSU
-
550 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
CUDA
8.6
-
Shader Model
6.6
5.1
📊 Benchmark
3DMark Time Spy
-
1,969
3DMark Time Spy Extreme
-
1,019