NVIDIA GeForce RTX 4050 Mobile vs AMD Radeon HD 7870 GHz Edition
GPU · Specs Compare
Graphics Card
Release Date
Jan 2023
Mar 2012
Generation
GeForce 40 Mobile
Southern Islands
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
1455 MHz
—
Boost Clock
1755 MHz
—
Memory Clock
2000 MHz
1200 MHz
Memory
Memory Size
6GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
96bit
256bit
Bandwidth
192.0GB/s
153.6GB/s
Render Config
SM Count
20
—
Shading Units
2560
1280
TMUs
80
80
ROPs
48
32
Tensor Cores
80
—
RT Cores
20
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
12 MB
512 KB
Compute Units
—
20
Theoretical Performance
Pixel Rate
84.24 GPixel/s
32.00 GPixel/s
Texture Rate
140.4 GTexel/s
80.00 GTexel/s
FP16 (half)
8.986 TFLOPS
—
FP32 (float)
8.986 TFLOPS
2.560 TFLOPS
FP64 (double)
140.4 GFLOPS
160.0 GFLOPS
Graphics Processor
GPU Name
AD107
Pitcairn
GPU Variant
GN21-X2
Pitcairn XT(215-0828047)
Architecture
Ada Lovelace
GCN 1.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
18.9 billion
2.8 billion
Die Size
159 mm²
212 mm²
Board Design
TDP
50W
175W
Outputs
Portable Device Dependent
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
2x 6-pin
Suggested PSU
—
450 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
8.9
—
Shader Model
6.8
5.1
Benchmark
3DMark Time Spy
1,788
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.